PROCEDURE
REMOVE TIMING CHAIN COVER ASSEMBLY
SET NO. 1 CYLINDER TO TDC / COMPRESSION
REMOVE TIMING CHAIN GUIDE
REMOVE NO. 1 CHAIN TENSIONER ASSEMBLY
REMOVE CHAIN TENSIONER SLIPPER
REMOVE NO. 1 CHAIN VIBRATION DAMPER
REMOVE CHAIN SUB-ASSEMBLY
REMOVE CAMSHAFT TIMING GEAR ASSEMBLY
| *a | Hold |
| *b | Turn |
Using a wrench to hold the hexagonal portion of the camshaft, remove the bolt and camshaft timing gear assembly.
Note
Never remove the 4 bolts (A). If any of the 4 bolts are removed, replace the camshaft timing gear assembly.
Be careful not to damage the cylinder head sub-assembly or spark plug tube with the wrench.
REMOVE CAMSHAFT TIMING EXHAUST GEAR ASSEMBLY
| *a | Hold |
| *b | Turn |
Using a wrench to hold the hexagonal portion of the No. 2 camshaft, remove the bolt and camshaft timing exhaust gear assembly.
Note
Never remove the 4 bolts (A). If any of the 4 bolts are removed, replace the camshaft timing exhaust gear assembly.
Be careful not to damage the cylinder head sub-assembly or spark plug tube with the wrench.
REMOVE CAMSHAFT HOUSING SUB-ASSEMBLY
Uniformly loosen and remove the 20 bolts in the order shown in the illustration.
Remove the camshaft housing sub-assembly by prying between the cylinder head sub-assembly and camshaft housing sub-assembly with a screwdriver.
Note
Be careful not to damage the contact surfaces of the cylinder head sub-assembly and camshaft housing sub-assembly.
Tech Tips
Tape the screwdriver tip before use.
REMOVE CAMSHAFT BEARING CAP
| *a | No. 1 Camshaft Bearing Cap |
| *b | No. 2 Camshaft Bearing Cap |
| *c | No. 3 Camshaft Bearing Cap |
| *d | No. 4 Camshaft Bearing Cap |
Uniformly loosen and remove the 11 bolts in the order shown in the illustration.
Remove the No. 1 camshaft bearing cap, No. 2 camshaft bearing cap, No. 3 camshaft bearing cap and No. 4 camshaft bearing cap.
REMOVE OIL CONTROL VALVE FILTER
Remove the oil control valve filter from the No. 1 camshaft bearing cap.
Note
Do not touch the mesh section on the oil control valve filter.
REMOVE NO. 1 CAMSHAFT BEARING
Remove the No. 1 camshaft bearing from the No. 1 camshaft bearing cap.
REMOVE CAMSHAFT
Remove the camshaft from the camshaft housing sub-assembly.
REMOVE NO. 2 CAMSHAFT
Remove the No. 2 camshaft from the camshaft housing sub-assembly.
REMOVE NO. 2 CAMSHAFT BEARING
Remove the No. 2 camshaft bearing from the camshaft housing sub-assembly.
REMOVE NO. 1 VALVE ROCKER ARM SUB-ASSEMBLY
REMOVE VALVE LASH ADJUSTER ASSEMBLY