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Home >> Ford >> 1996 >> Aerostar Van Window >> Repair and Diagnosis >> External Pages >> Different car >> Section 43 (Engine Controls - Tests W/Codes - 2.0L A/T) >> Quick Test >> Equipment Hookup >> Analog Volt-Ohmmeter (VOM)

Analog Volt-Ohmmeter (VOM)

WARNING: This page is about a different car, the 1995 Mazda MX-6 and 1995 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.

1)  Turn ignition off. Set VOM at 0-15V DC range. Connect positive lead of VOM to positive battery terminal.

2)  Connect negative VOM lead to Self-Test Output (STO) terminal of Data Link Connector (DLC). See Figure. Go to KOEO SELF-TEST. Activate KOEO SELF-TEST by connecting jumper wire from Self-Test Input (STI) pigtail to signal return (SIG RTN) terminal at DLC with ignition on.