Published: 30-Aug-2012

2007.0 Range Rover Sport (LS), 308-07A

Four-Wheel Drive Systems (G830647)

DIAGNOSIS AND TESTING
Overview

The DD295 transfer box is a permanent four-wheel-drive unit, with 50/50 torque distribution to the front and rear driveshafts and is identical for all engine derivatives. For additional information, refer to section 308-07 - Four-Wheel Drive Systems in the workshop manual.

Inspection and Verification
  1. Verify the customer concern.
  1. Confirm which, if any, warning lights and/or messages were displayed on the instrument cluster. For a list of messages, refer to the relevant section of the workshop manual.
  1. Visually inspect for obvious mechanical or electrical faults.

Visual inspection

MechanicalElectrical
  • Transfer box
  • Oil leaks
  • Driveshafts
  • Halfshafts
  • Constant velocity (CV) joints
  • Fuse(s)
  • Wiring harness/electrical connectors
  • Controller area network (CAN) circuits
  • Instrument cluster
  • Range change selection switch
  • Transfer box control module
  1. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to the next step.
  1. Use the approved diagnostic system or a scan tool to retrieve any DTCs before moving onto the symptom chart or DTC index.
      • Make sure that all DTCs are cleared following rectification.
Symptom Chart
SymptomMessagePossible causesAction
Loss of drive due to transfer box stuck in neutral and transmission park lock function is inoperative'PARK LOCK FAILURE APPLY HANDBRAKE'
  • Transfer box control module CAN bus - off bus during range change
  • Transfer box changeover solenoid fault
  • Transfer box motor fault
  • Transfer box internal obstruction
  • Refer to the Network Communications section of the workshop manual.
Loss of drive-
  • Half shaft failure
  • Driveshaft failure
  • Front or rear axle: differential failure
  • Transfer box center differential failure
  • Check the condition of the driveshafts, half shafts and CV joints.
Range change inhibited'TRANSMISSION RANGE CHANGE INOPERATIVE'
  • Transfer box control module has shut down due to thermal overload
  • Transfer box internal obstruction
  • Transfer box changeover solenoid fault
  • Transfer box motor fault
  • Transfer box control module failure
  • Check for transfer box control module DTCs.
Off road traction reduced'TRANSMISSION OVER HEAT SLOW DOWN'
  • Center differential temperature is approaching the over heated threshold
  • Check for over-temperature DTCs.
'TRANSMISSION FAULT – TRACTION REDUCED'
  • Center differential has failed - operating as an open differential
  • Transfer box control module has stopped transmitting on the CAN bus and defaults to open center differential
  • Check for lost communication and bus off DTCs.
Judder-
  • Noise / Judder evident possibly after oil change
  • Evident when vehicle at low speed, when cornering, parking or steering
  • Using the manufacturers approved diagnostic system, complete the transfer case calibration routine
  • Disconnect the electrical connections. Check for bent or corroded terminals. Clean or replace and reconnect electrical connections
  • Clear the DTC, cycle the ignition state off / on wait 30 seconds and re-test
  • Using the manufacturers approved diagnostic system, complete the transfer case calibration routine
  • If the judder is still evident, collect an oil sample and check for water ingress (emulsification). White coloration of oil
  • If water ingress is evident replace the transfer case. Ensure breather is installed correctly
Clunk-
  • Transfer box clutch actuator out of correct position :
    • Evident when transfer case range change from high to low and low to high
    • Evident during ignition state switched off and transfer case cycles to rest position
  • Using the manufacturers approved diagnostic system, complete the transfer case calibration routine
  • Disconnect the electrical connections. Check for bent or corroded terminals. Clean or replace and reconnect electrical connections
  • Clear the DTC, cycle the ignition state off / on wait 30 seconds and re-test
  • Using the manufacturers approved diagnostic system, complete the transfer case calibration routine
Whine - Bearing wear-
  • Bearing Wear: - L322 V8 Diesel: up to Vin LM334433 and pre - Transfer Case Unit Serial No’: A664402
  • Bearing Wear: - L319 Vin LT572494 L320 Vin LS288059 L322 Gas Vin LM346534 pre Transfer Case Unit Serial No’: A0711997
NOTE:

Do not replace the transfer case

  • Replace either the front or rear bearing/seal REFER to: (308-07B)
    Transfer Case Front Output Shaft Bearing (In-vehicle Repair),
    Transfer Case Rear Output Shaft Bearing (In-vehicle Repair).
Whine - Chain wear-
  • Chain Wear: - L322 V8 Diesel: post Vin LM334433 and post - Transfer Case Unit Serial No’: A664402
  • Chain Wear: - L319 Vin LT572494 L320 Vin LS288059 L322 Gas Vin LM346534 post Transfer Case Unit Serial No’: A0711997
NOTE:

Do not replace the transfer case

  • Repair using "Chain repair kit"
DTC index
NOTE:

Generic scan tools may not read the codes listed, or may read only 5-digit codes. Match the 5 digits from the scan tool to the first 5 digits of the 7-digit code listed to identify the fault (the last 2 digits give extra information read by the manufacturer-approved diagnostic system).

Power latch

There are references to "power latch" within the DTC index. This is where the module must be reset by means of a complete power down and power up.

DTCDescriptionPossible CausesAction
P0560-00System Voltage - No sub type information
  • Power or ground supply circuit fault
  • Battery or charging system fault
NOTE:

This DTC may be logged due to battery voltage, suspect battery or charging system fault

  • Check the battery condition and state of charge. Check the battery connections, power and ground cables. Refer to the relevant workshop manual section
  • Using the manufacturer approved diagnostic system, check other modules, for related diagnostic trouble codes and refer to the relevant diagnostic trouble code index
  • Clear the DTC and retest
  • Using the manufacturer approved diagnostic system monitor supply voltage - Datalogger / section 308 manual transmission / transaxle and clutch /control module supply voltage = Pid D111
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0561-00System Voltage Unstable - No sub type information
  • Battery disconnected and reconnected
  • Battery connections loose/corroded
  • Battery ground cable intermittent high resistance
  • Battery positive cable intermittent: high resistance
  • Check the battery condition and state of charge. Check the battery connections, power and ground cables. Refer to the relevant section of the workshop manual
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0562-00System Voltage Low - No sub type information
  • Battery voltage low
  • Battery ground cable high resistance
  • Battery connections loose/corroded
  • Battery current drain
  • Check the battery condition and state of charge. Check the battery connections, power and ground cables. Check the ignition power supply circuit connections and wiring. Refer to the relevant workshop manual section
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0563-00System Voltage High - No sub type information
  • Vehicle battery boosted from high voltage starting aid
  • Battery voltage high
  • Generator over charge condition
  • Check if the vehicle has been jump-started. Check the battery condition and state of charge. Check the battery connections, power and ground cables. Refer to the relevant workshop manual section
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0607-00Control Module Performance - No sub type information

  • Transfer box control module - event information - CPU watch dog
  • Check the transfer box control module circuits and connectors. Refer to the electrical circuit diagrams. Clear the DTC. Cycle the ignition, allow power latch and retest. If the DTC resets, suspect the transfer box control module. Refer to the warranty policy and procedures manual if a module is suspect
P0634-00PCM / ECM / TCM Internal Temperature A Too High - No sub type information
  • Transfer box motor, driver stage over-temperature deactivation
  • Transfer box internal sensor error
  • Consider atmospheric and customer driving conditions before carrying out any other action. Refer to the electrical circuit diagrams and check the transfer box control module circuits, especially the transfer box actuator hall effect sensor wiring. Refer to the warranty policy and procedures manual if a module is suspect
P0641-00Sensor Reference Voltage A Circuit - No sub type information
  • Transfer box motor hall effect sensor supply circuit high resistance
  • Transfer box motor hall effect sensor ground circuit high resistance
  • Transfer box motor hall effect sensor failure
  • Transfer box control module failure
  • Refer to the electrical circuit diagrams and check the transfer box control module circuits, especially the transfer box actuator hall effect sensor wiring. Refer to the warranty policy and procedures manual if a module is suspect
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0642-00Sensor Reference Voltage A Circuit Low - No sub type information
  • Transfer box motor hall effect sensor supply circuit short circuit to ground
  • Transfer box motor hall effect sensor supply circuit high resistance
  • Transfer box motor hall effect sensor failure
  • Transfer box control module failure
  • Refer to the electrical circuit diagrams and check the transfer box control module circuits, especially the transfer box actuator hall effect sensor wiring. Refer to the warranty policy and procedures manual if a module is suspect
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0643-00Sensor Reference Voltage A Circuit High - No sub type information
  • Transfer box motor hall effect sensor supply circuit short circuit to power
  • Transfer box motor hall effect sensor failure
  • Transfer box control module failure
  • Refer to the electrical circuit diagrams and check the transfer box control module circuits, especially the transfer box actuator hall effect sensor wiring. Refer to the warranty policy and procedures manual if a module is suspect
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0652-00Sensor Reference Voltage B Circuit Low - No sub type information
  • Gear shift position sensor supply circuit short circuit to ground
  • Gear shift position sensor supply circuit high resistance
  • Gear shift position sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box control module circuits, especially the transfer box position sensor wiring (manual transmission x-sensor and manual transmission y-sensor). Renew the sensor
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0653-00Sensor Reference Voltage B Circuit High - No sub type information
  • Gear shift position sensor supply circuit short circuit to power
  • Gear shift position sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box control module circuits, especially the transfer box position sensor wiring (manual transmission x-sensor and manual transmission y-sensor). Renew the sensor
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0666-00PCM/ECM/TCM Internal Temperature Sensor 'A' Circuit - No sub type information
  • Changeover solenoid, driver stage over-temperature deactivation
  • Consider atmospheric and customer driving conditions before carrying out any other action. Refer to the electrical circuit diagrams and check the transfer box mode change solenoid wiring. Check for over-temperature DTCs in other modules
P0698-00Sensor Reference Voltage C Circuit Low - No sub type information
  • Manual transmission output shaft speed sensor circuit short circuit to ground
  • Manual transmission output shaft speed sensor circuit high resistance
  • Manual transmission output shaft speed sensor failure
  • Refer to the electrical circuit diagrams and check the transmission circuits, especially the transmission output speed sensor wiring. Renew the sensor
P0699-00Sensor Reference Voltage C Circuit High - No sub type information
  • Manual transmission output shaft speed sensor circuit short circuit to power
  • Manual transmission output shaft speed sensor failure
  • Refer to the electrical circuit diagrams and check the transmission circuits, especially the transmission output speed sensor wiring. Renew the sensor
P0702-00Transmission Control System Electrical - No sub type information
  • Unexpected reset
  • Battery short circuit to ground
  • Generator circuit short circuit to ground
  • Transfer box control module supply short to ground
  • Refer to the electrical circuit diagrams and check for intermittent loss of power or ground of the main power supply circuits to the module. Check the battery connections, power and ground cables. Check the ignition power supply circuit connections and wiring
P0712-00Transmission Fluid Temperature Sensor 'A' Circuit Low - No sub type information
  • Transfer box motor temperature sensor circuit short circuit to ground
  • Transfer box motor temperature sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box motor temperature sensor and circuits
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0713-00Transfer box Motor Temperature Sensor A Circuit - No sub type information
  • Transfer box motor temperature sensor circuit short circuit to power
  • Transfer box motor temperature sensor circuit high resistance
  • Transfer box motor temperature sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box motor temperature sensor and circuits
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0715-00Turbine/Input Shaft Speed Sensor A Circuit - no sub type information
  • Clutch slip - transmission input and output speeds incorrect for selected gear ratio
NOTE:

This DTC may be induced by the driver

  • Confirm that the DTC has not been induced by the driving style of the driver (riding the clutch). Refer to the electrical circuit diagrams and check the circuit between gearbox secondary speed sensor and the transfer box control module. Check the gear selector mechanism for correct operation
P0716-00Turbine/Input Shaft Speed Sensor A Circuit Range/Performance - no sub type information
  • Clutch slip - transmission input and output speeds incorrect for selected gear ratio
NOTE:

This DTC may be induced by the driver

  • Confirm that the DTC has not been induced by the driving style of the driver (riding the clutch). Refer to the electrical circuit diagrams and check the circuit between gearbox secondary speed sensor and the transfer box control module. Check the gear selector mechanism for correct operation
P0717-00Turbine/Input Shaft Speed Sensor A Circuit No Signal - no sub type information
  • Clutch slip - transmission input and output speeds incorrect for selected gear ratio
NOTE:

This DTC may be induced by the driver

  • Confirm that the DTC has not been induced by the driving style of the driver (riding the clutch). Refer to the electrical circuit diagrams and check the circuit between gearbox secondary speed sensor and the transfer box control module. Check the gear selector mechanism for correct operation
P0780-00Shift Malfunction - No sub type information
  • Gear shifting blocked (the transfer box motor movement and position does not correspond to the expected values)
  • Refer to the electrical circuit diagrams and check transfer box motor wiring and transfer box motor hall effect sensor wiring. Check transfer box motor
P0806-00Clutch Position Sensor Circuit Range/Performance - No sub type information
  • Clutch and range change mechanism calibration failure
  • Calibrate the clutch and range change mechanism using the manufacturer approved diagnostic system. If fault is still present check the transfer box wiring, especially the transfer box motor wiring, transfer box motor hall effect sensor wiring and transfer box range position sensor wiring. In box of manual transmission variant also check x-sensor, y-sensor and manual transmission output speed sensor wiring
P0807-00Clutch Position Sensor Circuit Low - No sub type information
  • Transfer box motor hall effect sensor signal circuit short circuit to ground
  • Transfer box motor hall effect sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box circuits, especially the transmission output speed sensor wiring. Repair/renew as necessary
P0808-00Clutch Position Sensor Circuit High - No sub type information
  • Transfer box motor hall effect sensor signal circuit short circuit to power
  • Transfer box motor hall effect sensor signal circuit high resistance
  • Transfer box motor hall effect sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box circuits, especially the transmission output speed sensor wiring. Repair/renew as necessary
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0820-00Gear Lever X-Y Position Sensor Circuit - no sub type information
  • High force at gear select lever puts sensor outside of boundary parameters - gear ratio not specified
  • Clutch slip - transmission input and output speeds incorrect for selected gear ratio
  • Gear position sensor circuit fault
  • Gear position sensor fault (gear not specified)
NOTE:

This DTC may be induced by the driver

  • Confirm that the DTC has not been induced by the driving style of the driver (riding the clutch or holding the gear select lever while driving)
  • Refer to the electrical circuit diagrams and check the circuit between gearbox secondary speed sensor and the transfer box control module
  • Check the gear selector mechanism for correct operation
P0826-00Up and Down Switch Circuit - No sub type information
  • Transmission High/Low switch activation too long or high and low switches activated at the same time
  • Transmission High/Low switch pressed for more than 255 seconds
  • Switch pack harness circuit short circuit to ground, short circuit to power, high resistance
  • Transmission High/Low switch failure
NOTE:

This DTC may be induced by the driver

  • Clear the DTC
  • Check the center console switch pack operation
  • Clear the DTC and retest
  • If the DTC returns
  • Using the manufacturer approved diagnostic system monitor supply voltage - Datalogger / section 308 manual transmission / transaxle and clutch / transfer box control module input status = Pid 1983
  • Refer to the electrical circuit diagrams and check the center console switch pack circuit. Repair/renew as necessary
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0900-00Clutch Actuator Circuit/Open - No sub type information
  • Transfer box motor circuit fault
  • Transfer box motor failure
  • Clear the DTC and retest
  • If the DTC returns
  • Refer to the electrical circuit diagrams and check the transfer box motor circuit. Repair/renew as necessary
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0902-00Clutch Actuator Circuit - No sub type information
  • Transfer box motor circuit short circuit to ground
  • Transfer box motor circuit high resistance
  • Transfer box motor failure
  • Refer to the electrical circuit diagrams and check the transfer box motor circuit. Repair/renew as necessary
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0903-00Clutch Actuator Circuit - No sub type information
  • Transfer box motor circuit short circuit to power
  • Transfer box motor failure
  • Refer to the electrical circuit diagrams and check the transfer box motor circuit. Repair/renew as necessary
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0915-00Gear Shift Position Circuit Range/Performance - No sub type information
  • Gear shift position sensor circuit fault
  • Gear shift position sensor failure
  • Refer to the electrical circuit diagrams and check the selector position sensor circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0916-00Gear Shift Position Circuit Low - No sub type information
  • Gear shift position sensor circuit short circuit to ground
  • Gear shift position sensor failure
  • Refer to the electrical circuit diagrams and check the selector position sensor circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P0917-00Gear Shift Position Circuit High - No sub type information
  • Gear shift position sensor circuit short circuit to power
  • Gear shift position sensor failure
  • Refer to the electrical circuit diagrams and check the selector position sensor circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P173A-00Clutch Actuator Position Sensor Circuit Range/Performance - No sub type information
  • Clutch Actuator position sensor - A - circuit fault
  • Clutch Actuator position sensor - B - circuit fault
  • Clutch Actuator position sensor failure
  • Transfer box internal failure
  • Refer to the electrical circuit diagrams and check the transfer box motor hall effect sensor - A - and - B - circuits for short circuit to ground, short circuit to power, open circuit, high resistance, short circuit to another circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P173B-00Clutch Actuator Position Sensor Circuit Low - No sub type information
  • Transfer box motor hall effect sensor signal circuit short circuit to ground
  • Transfer box motor hall effect sensor signal circuit high resistance
  • Transfer box motor hall effect sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box motor hall effect sensor circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P173C-00Clutch Actuator Position Sensor Circuit High - No sub type information
  • Transfer box motor hall effect sensor signal circuit short circuit to power
  • Transfer box motor hall effect sensor signal circuit high resistance
  • Transfer box motor hall effect sensor failure
  • Refer to the electrical circuit diagrams and check the transfer box motor hall effect sensor circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P173E-00Ignition Key Lock Solenoid Circuit Low - No sub type information
  • Key-lock solenoid circuit short circuit to ground
  • Key-lock solenoid circuit high resistance
  • Key-lock solenoid failure
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
  • Refer to the electrical guides and check the Key-lock solenoid circuit
P173F-00Ignition Key Lock Solenoid Circuit High - No sub type information
  • Key-lock solenoid circuit short circuit to power
  • Key-lock solenoid failure
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
  • Refer to the electrical guides and check the key-lock solenoid circuit
P174A-00Gear Lever X Position Sensor Circuit Low - no sub type information
  • Gearbox X position sensor circuit fault
  • Gearbox position sensor internal failure
  • Refer to the electrical circuit diagrams and check the gearbox position sensor circuit for fault
P174B-00Gear Lever X Position Sensor Circuit High - no sub type information
  • Gearbox X position sensor circuit fault
  • Gearbox position sensor internal failure
  • Refer to the electrical circuit diagrams and check the gearbox position sensor circuit for fault
P174C-00Gear Lever Y Position Sensor Circuit Low - no sub type information
  • Gearbox Y position sensor circuit fault
  • Gearbox position sensor internal failure
  • Refer to the electrical circuit diagrams and check the gearbox position sensor circuit for fault
P174D-00Gear Lever Y Position Sensor Circuit High - no sub type information
  • Gearbox X position sensor circuit fault
  • Gearbox position sensor internal failure
  • Refer to the electrical circuit diagrams and check the gearbox position sensor circuit for fault
P1806-004-Wheel Drive High Indicator Short Circuit To Battery - No sub type information
  • LED circuit short circuit to power
  • Switch pack LED failure
  • Refer to the electrical circuit diagrams and check the LED circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P1807-004-Wheel Drive High Indicator Short Circuit To Ground - No sub type information
  • LED circuit short circuit to ground
  • LED circuit high resistance
  • Switch pack LED failure
  • Transfer box control module failure
  • Refer to the electrical guides and check the LED circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P1808-004-Wheel Drive Low Indicator Circuit failure- No sub type information
  • LED circuit short circuit to power
  • Switch pack LED failure
  • Refer to the electrical circuit diagrams and check the LED circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P1810-004-Wheel Drive Low Indicator Short Circuit To Power - No sub type information
  • LED circuit short circuit to power
  • Switch pack LED failure
  • Refer to the electrical circuit diagrams and check the LED circuit
P181B-00Clutch Actuator Changeover Solenoid Low - no sub type information
  • Clutch actuator changeover solenoid circuit short circuit to ground
  • Clutch actuator changeover solenoid circuit high resistance
  • Clutch actuator changeover solenoid failure
  • Refer to the electrical circuit diagrams and check the transfer box mode selector solenoid circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P181C-00Clutch Actuator Changeover Solenoid High - No sub type information
  • Clutch actuator changeover solenoid circuit short circuit to power
  • Clutch actuator changeover solenoid failure
  • Refer to the electrical circuit diagrams and check the transfer box mode selector solenoid circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P181D-00Clutch Actuator Changeover Solenoid Range/Performance - No sub type information
  • Mode selector solenoid circuit short circuit to ground or power
  • Mode selector solenoid hall effect sensor circuit short circuit to ground or power
  • Mode selector solenoid failure
NOTE:

Check for DTC P0916-00 if logged investigate first

  • Refer to the electrical circuit diagrams and check the mode selector solenoid circuit. Repair/renew as necessary
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
P181E-00Clutch Actuator Range/Performance - No sub type information
  • Transfer box motor current plausibility error
  • Transfer box motor wiring circuit short to ground or power
  • Transfer box motor hall effect sensor wiring circuit short to ground or power
  • Transfer box motor or solenoid failure
  • Refer to the electrical circuit diagrams and check the transfer box motor wiring and transfer box motor hall effect sensor wiring. Check the transfer box motor and transfer box mode selector solenoid
P181F-00Clutch Control System Performance - No sub type information
  • Transfer box motor wiring circuit fault
  • Transfer box motor hall effect sensor circuit fault
  • Transfer box motor or solenoid failure
NOTE:

Check for DTC P0900, P0902, P0903 if logged investigate first

  • Refer to the electrical circuit diagrams and check the transfer box motor wiring and transfer box motor hall effect sensor wiring. Check the transfer box motor and transfer box mode selector solenoid
P183A-00Range Change Mechanism failure- No sub type information
  • Transfer box input and output speed do not change as necessary for a range change
  • Synchronizer lock defect
  • Refer to the electrical circuit diagrams and check the transfer box motor wiring and transfer box motor hall effect sensor wiring. Check the transfer box motor
P186D-00Clutch Actuator Stuck - No sub type information
  • Power or ground supply circuit fault
  • Transfer box motor fault
  • Transfer box internal fault
  • Clear the DTC and retest
  • Refer to the electrical circuit diagrams and check the transfer box motor wiring and transfer box motor hall effect sensor circuit
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
  • Using the manufacturer approved diagnostic system check and install latest relevant level of software to the transfer box control module
P2711-00Unexpected Mechanical Gear Disengagement - no sub type information
  • Transfer box motor control circuit fault
  • Transfer box motor internal fault
  • Refer to the electrical circuit diagrams and check the control circuit between the transfer box control module and the transfer box motor for fault. Check the operation of the transfer box motor
P2785-00Clutch Actuator Temperature Too High - No sub type information
  • Actuator internal temperature sensor value above 150°C
    • Extensive prolonged off-road use
    • Insufficient oil quantity
    • Incorrect oil specification
    • Internal Differential problem
  • Confirm the customer complaint and vehicle usage at the time of DTC event. Check the operation of the rear differential. Check the rear differential oil quantity, specification and for signs of over-heating. Refer to the relevant section of the workshop manual. If necessary, allow the differential to cool, renew the oil, clear the DTC and retest. If the problem persists, renew the rear differential assembly. Refer to the warranty policy and procedures manual if a differential is suspect
P2787-00Clutch Temperature Too High - No sub type information
  • Event information
    • Clutch plate high temperature reached
  • This DTC is for information only, consider the customer usage conditions that may have logged this DTC (i.e. prolonged off-road use). Clear/ignore this DTC
P2789-00Clutch Adaptive Learning at Limit - No sub type information
  • Clutch not calibrated
  • Error occurred during clutch calibration
  • Check the clutch condition. Calibrate as necessary using the manufacturer approved diagnostic system. If fault is still present check transfer box wiring. Especially check transfer box motor wiring and transfer box motor hall effect sensor wiring
P2806-00Transmission Range Sensor Alignment - no sub type information
  • Gear position select X Y sensor (gearbox position sensor) not calibrated
  • Clutch position not calibrated
  • Using the manufacturer approved diagnostic system carry out the routine (Setup and calibration / transfer box / X Y sensor replacement) then carry out the routine (Setup and calibration / parking brake / clutch sensor calibration routine). Clear the DTC and retest if the DTC returns suspect the transfer box control module. Refer to the warranty policy and procedures manual if a module/component is suspect
U0073-88Control Module Communication - Bus "A" Off
  • Bus off: Traction control module (TCCM)
  • Bus off: Body control module (BCM)
  • Bus off: Park aid module (PAM).
  • Bus off: Electric parking brake module (EPB)
  • Bus off: Dynamic suspension module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
  • Check the control module installation/configuration. Refer to the lost communication statement at the start of the Network Communications section in the workshop manual
U0100-87Lost Communication With ECM/PCM "A" - Missing message
  • CAN Link transfer box control module/ECM missing message
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the engine control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0101-87Lost Communication with TCM - No sub type information
  • Power or ground circuit fault
  • CAN Bus circuit fault
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the transmission control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0104-86Lost Communication With Cruise Control Module - signal invalid
  • Invalid signal from the TCCM
  • ACC timed out, signal out of range or signal invalid
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the cruise control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0122-87Lost communication with vehicle dynamics control module - Missing message
  • CAN Link transfer box control module/ABS module missing message
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the vehicle dynamics module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0126-87Lost communication with steering angle sensor module (SASM) - Missing message
  • CAN bus fault
  • SASM disconnected
  • SASM not configured/calibrated
  • SASM failure
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the steering angle module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0128-87Lost communication with park brake control module - Missing message
  • CAN bus fault
  • Park brake module disconnected
  • Park brake module not configured
  • Park brake module failure
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the park brake control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0132-86Lost Communication With Suspension Control Module "A" - Signal invalid
  • Air suspension timed out, signal out of range or signal invalid
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the all suspension control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0136-87Lost Communication With Differential Control Module - Rear - Missing message
  • CAN Link transfer box control module/electronic rear differential control module missing message
  • CAN bus fault
  • ATCM disconnected
  • ATCM not configured
  • ATCM failure
  • Harness/connector issue
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the differential control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0138-86Lost Communication with All Terrain Control Module - Signal invalid
  • CAN Link transfer box control module/terrain response control module signal invalid
  • CAN bus fault
  • ATCM disconnected
  • ATCM not configured
  • ATCM failure
  • Harness/connector issue
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the all terrain control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U0155-87Lost Communication With Instrument Panel Cluster (IPC) Control Module - Missing message
  • CAN Link transfer box control module/instrument cluster missing message
  • CAN bus fault
  • IPC disconnected
  • IPC not configured
  • IPC failure
  • Harness/connector issue
  • Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the instrument panel cluster (IPC) control module and transfer box control module
  • Using the manufacturer approved diagnostic system carry out the guided diagnostic routine
U1A03-87Car Config Parameter - Missing message
  • Lost communication with the BCM/RCM - Missing message
  • Car configuration not received
  • Configure the module using the approved diagnostic system. Refer to the lost communication statement in the Network Communications section in the workshop manual
U1A35-4ALost Communication With Differential Control Module - Front - Incorrect component installed - VIN data
  • VIN Data mismatch
  • Lost communication with differential control module - front - incorrect component installed
  • Replace the original control module or configure the module using the approved diagnostic system. Refer to the Network Communications section in the workshop manual
U3003-62Battery Voltage - Signal compare failure
  • Signal compare failure
  • Check the battery condition and state of charge. Check the battery connections, power and ground cables. Refer to the relevant section of the workshop manual