Before VIN #343314

Description





The overrun clutch solenoid valve is activated by the TCM in response to signals sent from the PNP switch, overdrive control switch, vehicle speed and throttle position sensors. The overrun clutch operation will then be controlled.





TCM TERMINALS AND REFERENCE VALUE





ON BOARD DIAGNOSIS LOGIC

DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE

CAUTION: Always drive vehicle at a safe speed.

NOTE: If "DIAGNOSTIC TROUBLE CODE CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 5 seconds before conducting the next test.

TESTING CONDITION:
Always drive vehicle on a level road to improve accuracy of test.
After the repair, perform the following procedure to confirm the malfunction is eliminated.

WITH CONSULT-II








1. Turn ignition switch ON and select "DATA MONITOR" made for "ENGINE" with CONSULT II.
2. Start engine.
3. Accelerate vehicle to a speed of more than 10 km/h (6 MPH) in D position (O/D ON).
4. Release accelerator pedal completely in D position (O/D OFF).

WITH GST
1. Follow the procedure "WITH CONSULT-II".




Wiring Diagram






Diagnostic Procedure

Component Inspection
OVERRUN CLUTCH SOLENOID VALVE





Resistance Check





- Check resistance between terminal 4 and ground.

Operation Check





- Check solenoid valve by listening for its operating sound while applying battery voltage to the terminal 4 and ground.