A4 Quattro Wagon V6-3.2L (BKH) (2005)
Fuel Pressure Sensor/Switch: Testing and Inspection
Low Fuel Pressure Sensor G410 , Checking
Low Fuel Pressure Sensor G410, Checking
Special tools, testers and auxiliary items required
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Multimeter.
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Wiring diagram.
Test requirements
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The Fuel Pump (FP) Control Module J538 OK.
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The Engine Control Module (ECM) J623 fuses OK.
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The fuel filter OK.
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The battery voltage at least 12.5 V.
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All electrical consumers switched off (radiator fan must NOT run during test).
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A/C switched off.
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The fuel tank at least 1/4 filled.
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The ignition switched off.
Procedure
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Remove the front engine cover - arrows -.
Checking voltage
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Disconnect the Low Fuel Pressure Sensor G410 electrical harness connector - 1 -.
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Switch the ignition on.