JLRTB02012v2 - 'Gearbox Fault Detected' Warning Message May Be Displayed On The Instrument Panel Cluster (IPC)

Tuesday, March 10, 2020
by Oliveston Ltd

JLRTB02012v2 - 'Gearbox Fault Detected' Warning Message May Be Displayed On The Instrument Panel Cluster (IPC)

JLRTB02012V2

TECHNICAL BULLETIN

14 FEB 2020

 

© Jaguar Land Rover Limited

All rights reserved.

SECTION:

418-02

SUBJECT/CONCERN:

'Gearbox Fault Detected' Warning Message May Be Displayed On The Instrument Panel Cluster (IPC)

MARKETS:

ASIA PACIFIC; CHINA; EUROPE; JAPAN; KOREA; MENA; OVERSEAS

CONDITION SUMMARY:

SITUATION:

A 'Gearbox Fault Detected' warning message may be displayed on the . If the vehicle is in PARK, the customer may not be able to select DRIVE or, if already in DRIVE, the customer may experience a ratcheting type noise followed by an abrupt stop when the vehicle speed has reduced to 5 km/h (3 mph).

The following >span class="acronym">Diagnostic Trouble Code(s) (DTC)s may also be stored in the Powertrain Control Module (PCM):

    • P07E4-00

    • P272C-13

    • P303F-15

    • P303F-29

    • P07E6-00

    • P272C-11

This technical bulletin has been updated due to changes to the parts and warranty sections.

CAUSE:

No retention to the front Electric Drive Unit (EDU) causing strain on wiring going to the park lock actuator connector (C1YE113A).

Suggested customer concern code - MP2

ACTION:

Follow the instructions below.

PARTS:

1
PART NUMBERDESCRIPTIONQUANTITY
J9D1171Air Conditioning (A/C) pipe to condenser O-ring seal 2
C2P24810A/C pipe O-ring seal 2
C2P24811A/C pipe O-ring seal 2
T4K12932Engine compartment wiring harness - China 1
T4K12933Engine compartment wiring harness - Japan 1
T4K12931Engine compartment wiring harness - ROW 1
J9D1114Front EDU to subframe bolts 2
C2Z2224Front EDU upper mounting nuts/stabilizer bar link lower nuts 4
T2H3774Front subframe to body bolts M12/rear lower control arm bolts 6
T2H3162Front subframe to body bolts M14 2
T4K5106Front lower control arm bolts 2
T4K12935Ground cable 1
T4A12521Halfshaft circlip 2
T2H5007Lower control arm nuts 4
XR857426Steering column lower shaft lower bolts 1
T2H5057Steering gear boot inner clips 2
T4N8037Tie-rod end nuts 2
T2H17786Yoke retaining bolts 2

WARRANTY:
NOTES:

  • Repair procedures are under constant review, and therefore times are subject to change; those quoted here must be taken as guidance only. Use TOPIx to obtain the latest repair time.
  • The JLR claims submission system requires the use of causal part numbers. Labor only claims must show the causal part number with a quantity of zero.
DESCRIPTIONSROTIME (HOURS)CONDITION CODECAUSAL PART
Front compartment wiring harness - Renew86.71.3711.5B4T4K7182/T4K7184/T4K6641

NOTE:

Normal Warranty procedures apply.

SERVICE INSTRUCTION:

  1. NOTE:

    Make sure any other related repairs are completed before continuing with this technical bulletin.

    E256857 Refer to the TOPIx Workshop Manual section 100-00: General Information - Description and Operation - Diagnostic Trouble Code Index DTC: Powertrain Control Module (PCM) for diagnosis and testing information relating to DTCs P07E4-00, P272C-13, P303F-15, P303F-29, P07E6-00 and P272C-11.
      • If the park lock actuator connector (C1YE113A) wiring is found to be damaged, as per the illustration, continue to step 2.
  2. NOTE:

    Before renewing the front compartment wiring harness, read the 'Service Information' section below.

    Renew the front compartment wiring harness (see TOPIx Workshop Manual section 418-02: Wiring Harnesses - Removal and Installation - Front Compartment Wiring Harness).
  3. An Electronic Product Quality Report (EPQR) must be submitted to provide a clear photograph of the original damaged wiring harness installed on the vehicle. See step 1 for example photographs.

SERVICE INFORMATION:

The following steps must be completed before installing the updated front compartment wiring harness.

NOTES:

  • Some variation in the illustrations may occur, but the essential information is always correct.
  • Some components are shown removed for clarity.
  1. E250295 Using a suitable tool, create a hole in the EDU upper Noise, Vibration and Harshness (NVH) cover, as shown in the illustration.
  2. E250293 During the installation of the front EDU, make sure the new wiring harness clip is installed in the NVH cover, as shown in the illustration.
  3. E250301 Remove and discard the front EDU ground cable.
      • Release the retaining clip.
      • Remove the bolt.
  4. NOTE:

    Make sure the new front EDU ground cable is routed through the loop formed by the park lock actuator break out harness, as shown in the illustration.

    E255834 Install the new front EDU ground cable.
      • Secure the ground cable with the retaining clip.
      • Tighten the bolt.
        • Torque: 24 Nm


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