2010 Land Rover Range Rover (LM) V8-5.0L Technical Service Bulletin # TEC861003 Date: 031031

2010 Land Rover Range Rover (LM) V8-5.0L Technical Service Bulletin # TEC861003 Date: 031031

Drivetrain Controls - Fault Code 21232 Stored in Memory

No: 86/10/03/NAS

Ref:

Issue: 1

Date: 10/31/03

Clearing Transfer Gearbox Code

AFFECTED VEHICLE RANGE:

New Range Rover (LM) From 3A136630

SITUATION:

NEW TRANSFER GEARBOX ECU PROMPTS CODE

When installing a new ECU into a vehicle build after 3A136630, fault code "1232 - Motor Direction Error" may be stored. This is the result of a

software error that prompts the code to be stored.

RESOLUTION:

UTILIZE TESTBOOK/T4 TO CLEAR THE CODE

If fault code 21232 "Motor Direction Error" is stored when installing a new transfer gearbox ECU, clear the code. Select "Fault Code Diagnostics"

while TestBook/T4 is connected and follow the on-screen instructions to clear the fault code.

PARTS INFORMATION:

No parts required

WARRANTY CLAIMS:

Information Only

Normal warranty policy and procedures apply.

Material allowance is included in labor operation.

REPAIR PROCEDURE

INSTALL ECU AND CORRECT FAULT CODE

2010 Land Rover Range Rover (LM) V8-5.0L Page 98

1. Refer to RAVE section 41.30.01 and follow the procedure for replacement of the ECU, including TestBook/T4 connection. (Figure 1)

2. When physical installation is completed and all routine TestBook steps are finalized, select "Fault Code Diagnostics" while TestBook/T4 is

still connected.

3. Follow the on-screen instructions to clear fault code 21232.