Colt Wagon 2WD L4-1468cc 1.5L SOHC (1990)
Idle Speed/Throttle Actuator - Electronic: Testing and Inspection
Idle Speed Control (ISC) Motor
1.
Disconnect the Idle Speed Control Motor electrical connector.
ISC Servo Continuity Check
2.
Check for continuity by connecting an ohmmeter between terminals # 1 and # 2.
Refer to SPECIFICATIONS/ELECTRICAL.
ISC Servo Operation Check
3.
Check the operation of the ISC Motor by connecting a 6 volt or lower power source between terminals # 1 and # 2.
CAUTION: Apply only a 6V DC or lower voltage. Locking of the Motor gears could result if a higher voltage is applied.
^
The ISC Motor should retract, if the positive lead from the power source is connected to terminal # 1.
^
If the positive lead from the power source is connected to terminal # 2, the ISC Motor should extend.
4.
Replace the ISC Motor assembly, if it fails any of the above tests.
Refer to COMPONENT REPLACEMENT AND REPAIR PROCEDURES.