MAP Sensor Solenoid Valve Inspection

1. Remove the MAP sensor solenoid valve. (Refer to VACUUM HOSE ROUTING DIAGRAM.)

Vacuum and Vapor Hose Diagrams




2. Blow air into each port and verify that air flows as specified.
3. If not as specified, replace the MAP sensor solenoid valve.







4. Apply battery positive voltage between the terminals of the MAP sensor solenoid valve.




5. Blow air into each port and verify that air flows as specified.
6. If not as specified, replace the MAP sensor solenoid valve.