New Beetle L4-2.0L (AVH) (2005)
Vehicles with engine code AEG, AVH, AZG
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Disconnect 5-pin connector from Mass Air Flow (MAF) sensor -G70- with Intake Air Temperature (IAT) sensor -G42- (arrow).
Vehicles with engine code BDC, BEV, BGD
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Disconnect 5-pin connector from Mass Air Flow (MAF) sensor -G70- with Intake Air Temperature (IAT) sensor -G42- (arrow).
Continued for all vehicles
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Connect multimeter to terminal 2 of connector and engine Ground (GND) for voltage measurement.
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Start engine, and let run at idle.
Specified value: 11.0 to 15.0 V
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Switch ignition off.
If there is no voltage:
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Check wire between 5-pin connector terminal 2 and the Fuel Pump (FP) Relay -J17- for open circuit according to wiring diagram.