Valve Stem Oil Seal and Valve Spring Replacement
Removal Procedure^ Tools Required
- J38320 Valve Stem Seal Remover & installer
- J39313 Spark Plug Port Adapter
- J43059 Valve Keeper installer
- J44211 Valve Spring Compressor
- J44214 Flywheel Holder
1. Remove the camshafts. Refer to Camshaft Replacement.
2. Raise and support the vehicle. Refer to Vehicle Lifting.
3. Remove the brace between the engine oil pan and the transaxle case.
4. Remove the torque converter cover. Refer to Torque Converter Cover Replacement in Transmission and Drivetrain.
5. Install the J44214 (1).
6. Lower the vehicle.
Notice: Refer to Clean Spark Plug Recess Notice in Service Precautions.
7. Remove the spark plug from the cylinder being worked on.
8. Install the base plate of the J44211 (2) over the spark plug hole of the cylinder to be serviced.
9. Install the J39313 (1) in the spark plug hole.
10. Apply constant air pressure to the J39313 (1) in order to keep the valve closed.
11. Install the arm and swivel nut of the J44211 (2) over the stud corresponding to the valve to be serviced.
Caution: Refer to Compressed Valve Spring Caution in Service Precautions.
12. Tighten the swivel nut of the J44211 (2) down only enough to allow access for removal of the valve locks.
13. Remove the valve locks. A magnet is the most suitable tool for this activity.
14. Loosen the swivel nut of the J44211 (2) and swing the arm away from the valve spring retainer.
15. Remove the valve spring retainer and valve spring.
Important: The valve stem seal should not be removed unless replacement is required.
16. use the J38820 in order to grip the seal. Remove the seal by exerting a twisting, pulling motion. Discard the old valve stem seal.
17. Inspect and measure the valve spring. Refer to Valve Spring Inspection and Measurement.
Installation Procedure
1. Lubricate the valve stem and the inner diameter of the new seal with clean engine oil.
Important: Install a seal protector over the valve stem prior to installing the valve stem seal.
2. Using a twisting pushing motion install the NEW valve stem seal using the J38820.
3. Install the valve spring retainer and valve spring.
Caution: Refer to Compressed Valve Spring Caution in Service Precautions.
4. Swing the arm over the valve spring retainer and tighten the swivel nut of the J44211 (2) down only enough to allow access for installation of the valve locks.
5. Position the valve locks to the valve stem retainer groove using the J43059.
6. Remove the swivel nut and arm of the J44211 (2).
7. Install the arm and swivel nut of the J44211 (2) over the stud of any other valve(s) being serviced and repeat removal steps 12 through 18 and installation steps 1 through 7.
8. Relieve the air pressure to the cylinder being serviced.
9. Remove the J39313 (1) from the spark plug hole.
10. Remove the base plate of the J44211 (2).
11. Install the spark plug. Refer to Spark Plug Replacement.
12. Repeat removal steps 8 through 18 and installation steps 1 through 11 on any other cylinder(s) being serviced.
13. Install the camshafts. Refer to Camshaft Replacement.
14. Raise and support the vehicle. Refer to Vehicle Lifting.
15. Remove the J44214.
16. Install the torque converter cover. Refer to Torque Converter Cover Replacement in Transmission and Drivetrain.
17. Install the oil pan to transaxle brace.
Tighten the bolts to 50 Nm (37 ft. lbs.).
18. Lower the vehicle.