A4 Quattro Wagon L4-2.0L Turbo (BPG) (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 V.A.G 1526 or equivalent.
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Test Box 105 Pin VAG1598/42.
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Adapter Lead Vag1598/39 VAG1598/39.
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Adapter cable V.A.G 1598/39-1.
Test requirements
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Fuel Pump (FP) Control Module J538 OK; check.
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The fuel filter OK.
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The fuses for the engine electronics OK.
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The parking brake engaged.
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The battery voltage at least 12.5 V.
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The selector lever of automatic transmission in position "P" or "N".
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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 engine cover - arrows -.
Checking voltage
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Disconnect the electrical harness connector - 2 - from the Low Fuel Pressure Sensor G410.
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Switch the ignition on.