Torque Converter Clutch Solenoid: Service and Repair
SHIFT SOLENOID, DUTY SOLENOID AND VALVE BODY
1. Removal
1) Clean transmission exterior.
2) Drain ATF completely.
NOTE: Tighten ATF drain plug after draining ATF.
Tightening torque: 25 ± 2 Nm (18.1 ± 1.4 ft. lbs.)
3) Remove oil pan and gasket.
NOTE: Drain oil into a container.
4) Disconnect solenoid valve connectors. Remove connectors from clips and disconnect connectors at 4 places.
5) Remove oil strainer. Disconnect oil pipe by removing the two bolts, and remove four bolts and oil strainer.
NOTE: Be careful because oil flows from oil strainer.
6) Remove control valve body and two brackets. Remove 6 long bolts (Black) and 11 short bolts (Yellow).
NOTE:
- Be careful - because oil flows from valve body.
- Be careful not to damage accumulator spring at rear of control valve.
7) Remove shift solenoids 1, 2, and 3, and duty solenoid A.
a length : 16 mm (0.63 inch)
b length : 27 mm (1.06 inch)
8) Remove duty solenoid B.
2. Installation
1) Install duty solenoid B (lock-up).
Tightening torque: 11.3 ± 1.5 Nm (8.3 ± 1.1 ft. lbs.)
2) Install solenoid valves. Shift solenoids, 1, 2 and 3, and duty solenoid A (line pressure).
Tightening torque: 8 ± 1 Nm (5.8 ± 0.7 ft. lbs.)
3) Install valve body and two brackets.
Tightening torque: 8 ± 1 Nm (5.8 ± 0.7 ft. lbs.)
NOTE:
- Secure accumulator springs using vaseline.
- Align manual valve connections.
4) Install oil strainer.
Also install oil pipe and harness connector bracket.
Tightening torque: 8 ± 1 Nm (5.8 ± 0.7 ft. lbs.)
5) Connect harness connectors at 4 places.
Connect connectors of same color, and secure connectors to valve body using clips.
6) Install oil pan and gasket.
Tightening torque: 4.9 ± 0.5 Nm (3.6 ± 0.4 ft. lbs.)
7) Add ATF and check level.
DUTY SOLENOID C AND TRANSFER VALVE BODY
1. Removal
1) Remove pitching stopper.
2) Raise vehicle and drain ATF.
3) Remove front exhaust pipe.
Disconnect oxygen sensor connector, and remove exhaust pipe.
4) Remove propeller shaft.
NOTE: Before removing propeller shaft, scribe matching marks on propeller shaft and rear differential coupling.
5) Remove rear crossmember.
- Support transmission using a transmission jack and raise slightly.
- Remove bolts and nuts as shown in Figure.
6) Remove vehicle speed sensor 1.
7) Remove extension and gasket.
- Remove gear select cable nut.
- Move gear select cable so that extension bolts can be removed.
- Remove bolts.
- Remove extension and disconnect duty solenoid C connector.
CAUTION: Do not force extension back before disconnecting solenoid connector. Otherwise, harness may be damaged.
NOTE: Use a container to catch oil flowing from extension.
8) Remove duty solenoid C and transfer valve body from extension.
- Remove transfer clutch drum.
- Remove clamp which secures pipe.
- Remove bolts.
2. Installation
1) Install duty solenoid C and transfer valve body.
- Install duty solenoid C and transfer valve body,
- Install pipe and clamp.
Tightening torque: 8 ± 1 Nm (5.8 ± 0.7 ft. lbs.)
- Install clutch drum.
2) Install extension.
- Connect connector.
- Tighten 11 bolts.
Tightening torque: 25 ± 2 Nm (18.1 ± 1.4 ft. lbs.)
- Install gear select cable.
Tightening torque: 14 ± 4 Nm (10.1 ± 2.9 ft. lbs.)
3) Install vehicle speed sensor 1.
Tightening torque: 7 ± 1 Nm (5.1 ± 0.7 ft. lbs.)
4) Install rear crossmember.
- Tighten bolts.
Tightening torque:
Crossmember to body: 69 ± 15 Nm (51 ± 11 ft. lbs.)
Crossmember to cushion: 18 ± 5 Nm (13.0 ± 3.6 ft. lbs.)
- Lower and remove transmission jack.
5) Install propeller shaft.
Tightening torque:
At rear differential: 23 ± 5 Nm (16.6 ± 3.6 ft. lbs.)
At center bearing: 39 ± 5 Nm (28.9 ± 3.6 ft. lbs.)
NOTE: Align matching marks on propeller shaft and rear differential coupling.
6) Install front exhaust pipe
Tightening torque:
At engine: 29 ± 5 Nm (21.7 ± 3.6 ft. lbs.)
At hanger: 29 ± 5 Nm (21.7 ± 3.6 ft. lbs.)
At front and rear connections: 18 ± 5 Nm (13.0 ± 3.6 ft. lbs.)
7) Lower and remove jack.
8) Connect the following parts:
Oxygen sensor connector
Multi-connector
9) Install pitching stopper.
Tightening torque:
Body side: 57 ± 10 Nm (42 ± 7 ft. lbs.)
Engine side: 49 ± 5 Nm (36.2 ± 3.6 ft. lbs.)
10) Replenish ATF and check oil level. Check for leaks.