Summit L4-1597cc 1.6L DOHC (1990)
Idle Position Switch: Testing and Inspection
1.
Disconnect the idle position switch connector.
Idle Position Switch Continuity Check
2.
Check for continuity between terminal # 1 and body ground.
^
While the accelerator pedal is depressed, continuity should NOT exist.
^
While the accelerator pedal is fully released, continuity should exist.