S6 V8-4.2L (BBD) (2004)
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Press keys 0 and 6 for "End output" function and press Q key to confirm entry.
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Switch ignition off.
Evaluation of display group 002
Display Zone 3
Evaluation of display group 002
Display Zone 4
Checking voltage supply to MAF sensor
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Disconnect connector from MAF sensor.
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Connect hand-held multimeter for voltage measuring to socket 2 of connector and engine Ground.
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Operate starter briefly.
Specified value: approx. battery voltage
NOTE: Voltage supply to MAF sensor is from fuel pump relay. If battery voltage is not present:
If battery voltage is not present: