Inspect Mass Air Flow Meter Power Source Voltage

(a) Disconnect the M1 Mass Air Flow (MAF) meter connector.

(b) Turn the ignition switch to ON.

(c) Measure the voltage between the terminal of the wire harness side connector and body ground. Standard Voltage

Tester Connections

Specified Conditions

+B (M1-1) - Body ground

9 to 14 V

(d) Reconnect the MAF meter connector.

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Do It Yourself Car Diagnosis

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