Range Rover (LM) V8-4398cc 4.4L (M62) (2003)
Fuel Gauge Sender: Customer Interest
Instruments - Intermittent Fuel Gauge Operation
No: 19/03/05/NAS
FGN 310-00
Ref:
Issue: 1
Date: 10 November 2005
Intermittent Fuel Gauge Operation
AFFECTED VEHICLE RANGE:
New Range Rover (LM) 3A101029 to 5A1980566
SITUATION:
SENDER UNIT FAILURE
A customer may report a concern that the fuel gauge is inoperative. The gauge may indicate that the fuel tank is empty even when it contains fuel.
Investigation of the problem using T4 diagnostics reveals that the fuel gauge sender unit is the cause.
RESOLUTION:
REPLACEMENT SENDER UNIT TILE AVAILABLE FOR REPAIRS
Sender unit faults are now repairable with service parts that are now available. Replacement of the complete fuel pump assembly is no longer required to
repair sender unit failures. Should a customer complain of inaccurate fuel gauge readings and T4 diagnostics indicate the sender unit, refer to the Repair
Procedure detailed in this bulletin to replace both fuel level sender units.
PARTS INFORMATION:
DDW WARRANTY CLAIMS:
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.
NOTE:
Fuel pump assemblies must not be changed for faulty sender problems.
Normal warranty policy and procedures apply.
REPAIR PROCEDURE
DETERMINE FAULT WITH SENDER UNITS AND REPLACE
WARNING:
Always observer Workshop Manual precautions when working with fuel systems.
1.
Using T4, establish that the fuel sender units are faulty.
NOTE:
GTR lookup sequence is as follows: