audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

All Other Service Bulletins for Fuel Pressure Sensor:|240927|Page 4569 > < All Other Service Bulletins for Fuel Pressure Sensor:|240927|Page 4567
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Fuel Pressure Sensor: Testing and Inspection

Fuel Pressure Sensor, Checking

Special tools, testers and auxiliary items required

‹› Multimeter.

‹› Wiring diagram.

Test requirements

‹› The Fuel Pump (FP) Control Module (J538) OK. 

‹›  The Engine Control Module (ECM) ( J623) fuses OK.

‹› The fuel filter OK.

‹› The battery voltage at least 12.5 V.

‹› All electrical consumers switched off (radiator fan must NOT run during test).

‹› A/C switched off.

‹› The fuel tank at least 1/4 filled.

‹› The ignition switched off.

Procedure

-

Remove the rear engine cover - arrows -.

Checking voltage

-

Disconnect the 14 pin electrical harness connector - 3 - on the left rear side of the engine.

All Other Service Bulletins for Fuel Pressure Sensor:|240927|Page 4569 > < All Other Service Bulletins for Fuel Pressure Sensor:|240927|Page 4567