Operation CHARM: Car repair manuals for everyone.

Electronic Throttle Actuator: Testing and Inspection

ELECTRONIC THROTTLE SYSTEM

Circuit Diagram:






SENSOR CHECKING (IDLE SWITCH)

Using Hi-Scan (PRO):






HARNESS INSPECTION PROCEDURES
Refer to DTC inspection procedures.
- Limp Home Valve : P2106

USING VOLTMETER
1. Disconnect the APS connector.




2. Check the continuity between terminal 4 and sensor ground.




3. If out of specification, replace the throttle position sensor.

USING OHMMETER
1. Check the resistance of limp-home valve between the terminals 1 and 2.

Resistance : 7.7 - 9.3 Ohm at 23 °C (73 °F)
- APS : P2122, P2123, P2127, P2128
- ETS Motor: P2110, P2118, P2119