A4 Cabriolet L4-1.8L Turbo (AMB) (2005)
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: Powertrain Management/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.