MPV 4WD V6-180 2954cc 3.0L FI (1989)
Idle Speed/Throttle Actuator - Electronic: Testing and Inspection
BAC Valve Port "A"
1.
Disconnect the air hoses from the air funnel.
2.
Blow through the BAC valve from port "A" and check the air flow.
Cold engine: Air flows
Warm engine: Air doesn't flow
BAC Valve Resistance Test
3.
Disconnect the BAC valve connector.
4.
Connect an ohmmeter to the BAC valve Terminals.
5.
Check the resistance. It should be 10.8-12.3 Ohms.