audi Workshop Repair Guides

Audi Workshop Manuals

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connect black 10-point Board computer connector to adapter VW 1594/17

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connect voltmeter between contact 5 and engine ground

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start engine and run continuously between 1000 RPM and 4000 RPM

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voltage must vary between 0.3 and 0.8 Volts (depending on engine RPM)

If NOT OK,

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repair open circuit between fuel injection control module (Engine Control Module) and black 10-point Board computer connector or replace fuel
injection control module (Engine Control Module)

Accessories and Optional Equipment > Trailer Connector > Component Information > Technical Service Bulletins > All Technical Service Bulletins for Trailer Connector: > 919303 > Page 5744

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