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Home >> Volkswagen >> 2008 >> Passat Sedan (3C2) V6-3.6L (BLV) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> Component Tests (VAG Code Tests) >> Engine Mechanical Fuel Injection And Ignition - Fuel Supply System >> Current Draw
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Current Draw



Current Draw

Test Sequence
- Remove seat bench.







- Remove cover - 1 - with Fuel Pump (FP) control module J538 - 2 - from fuel delivery unit.







- Disconnect the connector - A - on the flange.







- Place the test instrument adapter/DSO (5-pin) VAS 5565 on the connector and on the fuel delivery unit.
- Connect the current clamp - A - to the red wire with the word "current clamp" - on the test instrument adapter/DSO (5-pin) VAS 5565.
- Start the engine and run at idle speed.
- Measure current draw of fuel pump. Specified value: max. 9 amperes.

NOTE: If malfunction in fuel system is sporadic, test can also be performed during a road test, but a second person is required.

If the current draw is exceeded:
- Fuel Pump (FP) faulty, replace fuel delivery unit.
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