A4 Quattro Wagon V6-3.2L (BKH) (2005)
Fuel Pressure: Testing and Inspection
Fuel Pump (FP) Delivery Quantity, Checking
Fuel Pump Delivery Quantity, Checking
Special tools, testers and auxiliary items required
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Hand held remote control (jumper).
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Multimeter.
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Electrical connector test lead set.
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Pressure gauge (High pressure)
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Measuring container (fuel resistant).
Test conditions
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Battery voltage at least 12.5 V.
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The fuel filter OK
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Fuse S228 OK.
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Fuel Pump (FP) Control Module J538 OK.
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Fuel tank at least 1 / 4 filled.
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The ignition switched off.
Test sequence
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Remove the rear seat bench.
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Remove the right locking flange cover and bolts - arrows - .
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Disconnect the electrical harness connector - arrow - at the right locking flange.
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Connect a Hand held remote control (jumper) to terminal - 1 - of the fuel delivery unit and to vehicle battery (+).