OVERRUN CLUTCH S/V

DESCRIPTION
The overrun clutch solenoid valve is activated by the A/T control unit in response to signals sent from the inhibitor switch, oven:drive control switch, vehicle speed and throttle position sensors. The overrun clutch operation will then be controlled.




Diagnostic Trouble Code (DTC) confirmation procedure
After the repair, perform the following procedure to confirm the malfunction is eliminated.

With Consult
(1) Start engine.




(2) Select "SELF-DIAG RESULTS" mode with CONSULT.
(3) Drive vehicle under the following conditions:
Selector lever in "D", overdrive control switch in "OFF" position and vehicle speed higher than 10 km/h (6MPH).

OR

With GST
(1) Start engine.




(2) Drive vehicle under the following conditions:
Selector lever in "D", overdrive control switch in "OFF" position and vehicle speed higher than 10 km/h (6MPH).
(3) Select "MODE 7" with GST.

OR

No Tools
(1) Start engine.




(2) Drive vehicle under the following conditions:
Selector lever in "D", overdrive control switch in "OFF" position and vehicle speed higher than 10 km/h (6MPH).
(3) Perform self-diagnosis.
Refer to SELF-DIAGNOSTIC PROCEDURE (No Tools).




DIAGNOSTIC PROCEDURE

COMPONENT INSPECTION
Overrun Clutch Solenoid Valve







Resistance Check
- Check resistance between two terminals.




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