audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

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Evaluation of display group 002

Voltage supply to Mass Air Flow (MAF) sensor -G70-, testing

Requirements

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Fuse for Mass Air Flow (MAF) sensor OK.

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Fuel pump relay OK; checking.  See: Fuel Delivery and Air Induction/Fuel Pump/Fuel Pump Relay/Testing and Inspection/With Generic Scan
Tool

NOTE:  Voltage supply to Mass Air Flow (MAF) sensor is from Fuel Pump (FP) Relay -J17-.

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Disconnect connector (arrow) to Mass Air Flow (MAF) sensor

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Connect multimeter as follows to measure voltage.

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