Idle Speed/Throttle Actuator - Electronic: Testing and Inspection

CIRCUIT DIAGRAM








HARNESS INSPECTION PROCEDURE





ACTUATOR INSPECTION
1. Disconnect the connector at the idle speed control actuator.
2. Measure the resistance between terminals.

Standard value :
Terminal 1 and 2 .... 10.5 - 14 Ohms
Terminal 2 and 3 .... 10 - 12.5 Ohms [at 20°C (68°F)]

3. Connect the connector at the idle speed control actuator.

TROUBLESHOOTING PROCEDURES:

DTC P1510, P1513, P1552, P1553 - Idle Speed Control (ISC) Actuator:

HINT: Open or short circuit is observed in idle air control system when ignition switch is turned on.

DTC P0506, P0507 - Idle Speed Control System:

HINT: Mechanical problems are observed in the idle air control system.