Manual:LAND ROVER Range Rover Supercharged 2015Page:49293 / 73010



Seat Height Motor Issues - B1B87-31 Flagged (SSM74283) — 2015 Land Rover Range Rover Supercharged Service Manual

Seat Height Motor Issues - B1B87-31 Flagged (SSM74283)

WARNING: This page is about the Range Rover Base, which is a different variant/trim than selected.
Publication date: 2019-02-22
Reference number: SSM74283

SEAT HEIGHT MOTOR ISSUES - B1B87-31 FLAGGED

SEAT HEIGHT MOTOR ISSUES - B1B87-31 FLAGGED

TECHNICAL SERVICE BULLETIN

Reference Number(s): SSM74283, Date of Issue:  February 22, 2019
LAND ROVER: Discovery Sport/L550; LR3/L319; Range Rover/L405; Range Rover Evoque/L538; Range Rover Sport/L320; Range Rover Sport/L494
SERVICE CATEGORY: Body

ISSUE

Seat height operates in increments and seat memory function will not work after replacement of seat height motor.

Diagnostic Trouble Code (DTC) B1B87-31, stored in Driver Seat Module (DSM) or Passenger Seat Module (PSM)

Note that the seat height motor is supplied as part of the cushion sub-assembly or motor sub-assembly (depending on model)

CAUSE

Incompatibility between seat height motor and seat module.

ACTION

First complete the following checks:

  1. Check condition of harness and connectors between the seat height motor and the DSM or PSM (depending which seat is affected)
  2. Repair as necessary
  3. Clear the DTCs in the DSM or PSM
  4. Move the affected seat up and down.

If the issue is still present

  1. If old height adjust motor functions correctly proceed to step 2, otherwise proceed to step  6
  2. Remove the motor from old frame and fit to new frame using procedure 78.70.27
  3. Clear the DTCs in the DSM or PSM
  4. Move the affected seat up and down and check for correct operation of the seat
  5. Return the vehicle
  6. E-mail kfarrell@jaguarlandrover.com and mmachyni@jaguarlandrover.com, including following information:
    • Vehicle VIN
    • Retailer address and contact
    • Seat motor part number (on motor label)
    • Seat module part number (on module label)
    • Seat frame part number (on cushion pan label)
    • The part numbers may be provided in a photograph
  7. JLR will arrange for a new motor to be shipped to you
  8. Fit the motor using procedure 78.70.27
  9. Clear the DTCs in the DSM or PSM
  10. Move the affected seat up and down and check for correct operation of the seat
  11. Return the vehicle