Range Rover Sport (LS) V8-4.2L SC (2006)
Suspension Control Module: Customer Interest
Suspension- 'Suspension Fault' Message/DTC's Set
No.: LS204-007
Issue: 1
Date: June 12, 2006
SECTION: 204-05
Electronic Air Suspension Diagnostic Trouble Codes
AFFECTED VEHICLE RANGE:
Range Rover Sport (LS)
VIN: 6A900129 to 6A952770
CONDITION SUMMARY:
IMPROVED EAS SOFTWARE AVAILABLE TO RESOLVE DTC
Situation:
A customer may report that a two-chime warning occurs and that a flashing amber warning lamp turning to a steady amber lamp is illuminated. The
warning message "Suspension Fault" will also appear. Investigation using the Worldwide Diagnostic System (WDS) or the Integrated Diagnostic System
(IDS) may reveal one of the following Diagnostic Trouble Codes (DTC):
^
C1A37-01 or C1A38-01 (Front/Rear Crosslink Valve)
^
U2007-19 (Valve circuit current above threshold)
A software calibration sensitivity issue can incorrectly report a low current at the cross-link valve in cold conditions. The DTCs may be logged under
these conditions.
Action:
Should a customer express concern regarding the above, refer to the Repair Procedure detailed in this bulletin to update the air suspension Ride Level
Control Module software.
TOOLS
WARRANTY
REPAIR PROCEDURE
INSTALL LATEST RIDE LEVEL CONTROL MODULE SOFTWARE TUNE
1.
If WDS has patch file 3 (WDS CD13 - Patch File 3 (or later)) installed or IDS DVD 100 with patch file 1 (or later) is being used proceed to step 6.
NOTE:
A software patch installation help file located on GTR provides instructions for the patch file installation process and could take up to six