Manual:LAND ROVER Range Rover Supercharged 2015Page:48692 / 73010



Smart Key Does Not Unlock The Vehicle (LTB00845NAS1) — 2015 Land Rover Range Rover Supercharged Service Manual

Smart Key Does Not Unlock The Vehicle (LTB00845NAS1)

WARNING: This page is about the Range Rover Base, which is a different variant/trim than selected.
Publication date: 2015-11-11
Reference number: LTB00845NAS1

SMART KEY DOES NOT UNLOCK THE VEHICLE

SMART KEY DOES NOT UNLOCK THE VEHICLE

TECHNICAL SERVICE BULLETIN

Reference Number(s): LTB00845NAS1, Date of Issue:  November 11, 2015
LAND ROVER: 2014-2015 Range Rover Sport (LW); 2013-2015 Range Rover (LG)
SECTION: 418-00
AFFECTED VEHICLE RANGE: Range Rover Sport (LW) Model Year: 2014-2015 VIN: 001154-542164 Manufacturing Plant: Solihull; Range Rover Sport (LW) Model Year: 2015 VIN: 601763-630153 Manufacturing Plant: Solihull; Range Rover (LG) Model Year: 2013-2015 VIN: 001204-243370 Manufacturing Plant: Solihull

CONDITION SUMMARY

Situation:  The vehicle may not unlock when using the Smart Key. Upon further diagnosis, the Technician may find one or more of the following vehicle symptoms:

  • Low or high resistance on both MS CAN lines.
  • Permanent or intermittent failures of the MS CAN.
  • Permanent or intermittent issue with the window switch operation.
  • Permanent or intermittent issue with the key fob (unable to unlock vehicle).
  • Permanent or intermittent charging system faults.
NOTE: the condition is normally only present on vehicles that are NOT fitted with a rear seat module.

Cause:  This may be caused by corrosion at the rear seat module connector located in the rear passenger footwells.

Action:  Should a customer express this concern, follow the Service Instruction below.

PARTS

NOTE: heatshrink may be found in the Electrical Service Kit. If required, an allowance equivalent $4.86 has been provided for locally sourced heatshrink and may be claimed using Sundry Code ZZZ001.
PARTS INFORMATION

  Heatshrink Quantity: 1

TOOLS

Refer to Workshop Manual for any required special tools.

WARRANTY

NOTE: heatshrink may be found in the Electrical Service Kit. If required, an allowance equivalent $4.86 has been provided for locally sourced heatshrink and may be claimed using Sundry Code ZZZ001.
NOTE: Repair procedures are under constant review, and therefore times are subject to change; those quoted here must be taken as guidance only. Always refer to TOPIx to obtain the latest repair time.
NOTE: DDW requires the use of causal part numbers. Labor only claims must show the causal part number with a quantity of zero.
DESCRIPTION SRO TIME (HOURS) CONDITION CODE CAUSAL PART
Rear Seat Module - Wiring Repair 86.71.89.59  0.2 42 LR063860
NOTE: Normal Warranty procedures apply.

COMPONENT LOCATION

  1. Component location.
    G10133240

SERVICE INSTRUCTION

NOTE: Left-hand-side shown; right-hand-side similar.
  1. Remove rear passenger footwell left-hand and right-hand carpets enough to observe the rear seat module connections.
    G10133241
    NOTE: Left-hand-side shown; right-hand-side similar.
  2. Check the following terminals for signs of corrosion:
    • Range Rover Sport - rear left-hand footwell - C3PS186 A/B/C/D
    • Range Rover Sport - rear right-hand footwell - C3PS185 A/B/C/D
    • Range Rover - rear left-hand footwell - C3PS146 A/B/C/D
    • Range Rover - rear right-hand footwell - C3PS145 A/B/C/D.
      G10133242
      NOTE: 2 the rear passenger footwell carpets must be dry before installation.
      • If no corrosion is evident in any connector, continue with normal diagnosis. Use SDD with reference to TOPIx.
        • Once rectified, reverse step  1 to install the rear passenger footwell carpets.
      • If corrosion is evident in any connector, continue to the next ste.
  3. Remove the connector block and cut back the corroded wires to a suitable length until corrosion is no longer visible.
    • Individually heat shrink the exposed wires.
      G10133243
    NOTE: Left-hand-side shown; right-hand-side similar.
  4. Refit the wires to the position they were found.
    G10133244
  5. If the carpets are found to be wet in the area of the repair, confirm the source of water ingress (climate control / roof opening panel drain tubes detached / blocked, external water ingress, or other than natural ingress via water or snow brought into the vehicle through footwell, etc.).
    NOTE: the rear passenger footwell carpets must be dry before installation.
  6. Install the rear passenger footwell carpets.
    • If necessary, dry the carpets before installation.
  7. Verify the repair.
    • If the concern is rectified, release the vehicle.
    • If the concern is not rectified, continue with normal diagnosis. Use SDD with reference to TOPIx.