2010 Land Rover LR4 (LA) V8-5.0L Technical Service Bulletin # TECLTB002694 Date: 110715

2010 Land Rover LR4 (LA) V8-5.0L Technical Service Bulletin # TECLTB002694 Date: 110715

Suspension - Suspension Lamp ON/DTC's Set

No: LTB00269 (Issue 4)

15 July 2011

THIS BULLETIN SUPERCEDES TECHNICAL BULLETINS LA204-002, LM204-002, AND LS204-004; NO OTHER CHANGES HAVE BEEN

MADE TO ISSUE "4"

SECTION: 204

Air Suspension Compressor Delivery Valve / Drier / Relay Replacement; Software Update

AFFECTED VEHICLE RANGE

CONDITION SUMMARY:

Situation:

The amber or red Suspension system warning indicator may illuminate and Suspension system inactive may display in the message center or there

may be a noticeable degradation of suspension system performance. Diagnostic Trouble Codes (DTC) C1A20-64, C1130-7A, C1131-92, C1A27-14,

and/or C1A27-12 may also be stored in the Ride Level Control Module.

Action:

In the event of a customer concern of the above, refer to the Repair Procedure outlined below to:

^ Replace the air suspension compressor delivery valve;

^ Replace the air suspension compressor drier

^ Replace the air suspension compressor relay; and

^ Update the air suspension system control module software.

PARTS

TOOLS

2010 Land Rover LR4 (LA) V8-5.0L Page 72

WARRANTY:

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 DDW to obtain the latest repair time.

DDW requires the use of causal part numbers. Labor only claims must show the causal part number with a quantity of zero.

REPAIR PROCEDURE

REPLACE COMPRESSOR DELIVERY VALVE AND AIR DRIER

2010 Land Rover LR4 (LA) V8-5.0L Page 73

REPLACE AIR SUSPENSION COMPRESSOR RELAY - LE3, LR4. RANGE ROVER SPORT

REPLACE AIR SUSPENSION COMPRESSOR RELAY - RANGE ROVER

2010 Land Rover LR4 (LA) V8-5.0L Page 74

UPDATE THE RIDE LEVEL CONTROL MODULE SOFTWARE