Passat Wagon L4-1781cc 1.8L DOHC Turbo (ATW) (2000)
If specified value is not obtained:
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Check signal and Ground (GND) wire of Mass Air Flow (MAF) sensor.
If specified value is obtained:
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Press -> button.
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Press buttons -0- and -6- to select "End Output" function 06. Press -Q- button to confirm input.
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Switch ignition off.
Voltage supply for Mass Air Flow (MAF) sensor, checking
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Disconnect 5-pin connector -1- from Mass Air Flow (MAF) sensor -2-.
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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.
Specification: 11 to 15 V
If there is no voltage:
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Switch ignition off.
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Check wire connection from terminal 2 to Fuel Pump (FP) relay -J17- according to wiring diagram.
If voltage supply and wires are OK:
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Switch ignition on.