Fuel Tank and Lines

Fuel Tank and Lines - 2.5L/3.0L/4.2L, VIN Range: N52207->N99999

Overview
There are changes to the engine management system (EMS) for 2006 my, the most obvious of which will be the change to 7-digit diagnostic trouble codes (DTCs) from the familiar 5-digit, and the change from two fuel pumps for vehicles with supercharger to a single pump.

Inspection and Verification
1. Verify the customer concern.
2. Visually inspect for obvious signs of mechanical or electrical damage.

Mechanical Electrical
Fuel leaks Fuses
Damaged fuel lines Inertia switch
Damaged push connect fittings Loose or corroded electrical connectors
Fuel level Harnesses
Fuel contamination/grade/quality Fuel pump driver module (FPDM)
Damaged fuel tank filler pipe cap Rear electronic module (REM)
Damaged fuel tank filler pipe Fuel pump relay
Engine control module (ECM)

3. If an obvious cause for an observed or reported symptom is found, correct the cause (if possible) before proceeding to the next step.
4. If the cause is not visually evident use the Jaguar approved diagnostic system or a scan tool to retrieve the fault codes before proceeding to the diagnostic trouble code (DTC) Index.