New Beetle GLS L4-2.0L (AVH) (2001)
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Check mass of air drawn in in display zone 4
Specification: 2.0 to 5.0 g/s
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If value is as specified but DTC memory has recorded a DTC relating to Mass Air Flow (MAF) sensor, check voltage supply for Mass Air Flow
(MAF) sensor.
If the specification is not obtained:
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Check signal and Ground wires of Mass Air Flow (MAF) sensor.
If the specification is attained:
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Press -> button.
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Press buttons 0 and 6 for function "End output" and confirm entry with Q button.
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Switch ignition off.
Testing power supply to Mass Air Flow (MAF) sensor
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Disconnect 5 pin connector oft Mass Air Flow (MAF) sensor (G70) -arrow-.
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Connect multimeter to measure voltage on connector terminal 2 and engine Ground.
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Start engine and run at idle speed.
Specification: 11.0-15.0 V
If no voltage is present:
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Switch ignition off.
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Check wiring between terminal 2 and fuel pump relay (J17) using wiring diagram.
If the voltage supply and wiring are OK: