audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Main Relay (Computer/Fuel System) > < Engine Component Power Supply Relay (J757), checking|Page 2510
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Fuel Pump Control Unit: Testing and Inspection

Fuel Pump Control Module, Checking, TFSI

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On vehicles with the TFSI engine, the fuel pump is supplied with voltage via the Fuel Pump (FP) Control Module J538.

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Fuel Pump (FP) Control Module J538 testing occurs in "Guided Fault Finding" operating mode.

Main Relay (Computer/Fuel System) > < Engine Component Power Supply Relay (J757), checking|Page 2510