Amigo 4WD L4-2.3L (4ZD1) (1989)
Throttle Full Close Switch: Testing and Inspection
Idle Switch Testing
1.
Disconnect idle switch vacuum hose and electrical connector.
2.
With an ohmmeter, ensure that there is no continuity between switch connector positive and negative terminals.
3.
With a hand vacuum pump, apply the specified vacuum and check that there is now continuity between the switch terminals.
4.
Replace the switch if it fails these tests.