audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

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Display Group 002

If the specification is obtained:

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Press the <- button to exit from diagnosis function "04 - Basic settings".

Reading Display Group 002

Testing power supply to mass air flow sensor

Requirements for test:

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Fuse for mass air flow sensor OK

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Fuel pump relay OK. Testing. See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Component Tests and
General Diagnostics/Fuel Pump (FP) Relay -J17-, Checking and Activating/With Manufacturer's Scan Tool

NOTE:  The mass air flow sensor receives its voltage supply via the fuel pump relay.

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Unplug connector from mass air flow sensor.

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