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PRE-RELEASE

Valve Stem Oil Seal and Valve Spring Replacement - Left Side

Valve Stem Oil Seal and Valve Spring Replacement - Left Side



Special Tools

• EN-39313 Spark Plug Port Adapter

• EN-46106 Flywheel Holding Tool

• EN-46110 On-Vehicle Valve Spring Compressor

• EN-46116 Valve Stem Seal Remover/Installer


For equivalent regional tools, refer to Special Tools .

Removal Procedure


1. Remove the rocker arms. Refer to Valve Rocker Arm Replacement - Left Side .

2. Remove the starter. Refer to Starter Replacement (LAU) Starter Replacement (LF1) .

3.
Note

If the EN-46106 tool is not installed, the crankshaft may rotate. If the crankshaft rotates, disassembly and reassembly of the entire camshaft timing system may be required.


Install the EN-46106 tool in order to prevent crankshaft rotation.


4. Remove the spark plug from the applicable cylinder. Refer to Spark Plug Replacement .

5. Install the EN-39313 adapter to the applicable cylinder.

6. Connect the EN-39313 adapter to a compressed air source.

7. Install the EN-46110 compressor above the applicable cylinder as shown.


8. Tighten the EN-46110 compressor nut (2).

9. Remove the valve keepers.


10. Loosen the EN-46110 compressor nut .

11. Remove the valve spring retainer.

12. Remove the valve spring.


13. Use the EN-46116 remover/installer (1) in order to remove the valve stem seal (2).



Installation Procedure


1. Use the EN-46116 remover/installer (1) in order to install the valve stem seal (2).


2. Install the valve spring.


3. Install the valve spring retainer.

4. Install the EN-46110 compressor above the applicable valve spring as shown.

Tighten the EN-46110 compressor nut (2).


5. Install the valve spring keepers.


6. Remove the EN-46110 compressor .

7. Disconnect the EN-39313 adapter from the compressed air source.

8. Remove the EN-39313 adapter.

9. Install the spark plugs. Refer to Spark Plug Replacement .

10. Install the rocker arms. Refer to Valve Rocker Arm Replacement - Left Side .

11. Remove the EN-46106 tool in order to prevent crankshaft rotation.

12. Install the starter. Refer to Starter Replacement (LAU) Starter Replacement (LF1) .


PRE-RELEASE