Camshaft Sprocket
Cam SprocketREMOVAL
NOTE:
When replacing a single part, perform the work with the engine assembly installed to body.
1) Remove the crank pulley.
2) Remove the timing belt cover.
3) Remove the timing belt.
4) Remove the actuator covers of the intake and exhaust cam sprockets.
5) Use the ST to lock the cam sprocket, and remove the cam sprocket bolt.
ST 499977500 CAM SPROCKET WRENCH
6) Remove the cam sprocket.
INSTALLATION
1) Install the cam sprocket.
2) Use the ST to lock the cam sprocket, and install the cam sprocket bolt.
NOTE:
Do not confuse cam sprockets (LH) and (RH), and (INT) and (EXH) during installation.
ST 499977500 CAM SPROCKET WRENCH
Tightening torque:
Tighten to 30 Nm (3.1 kgf-m, 22.1 ft-lb) of torque, and then tighten further by 45°.
3) Attach the actuator covers of the intake and exhaust cam sprockets.
NOTE:
Use new O-rings.
Tightening torque:
3.4 Nm (0.3 kgf-m, 2.5 ft-lb)
4) Install the timing belt.
5) Install the timing belt cover.
6) Install the crank pulley.
INSPECTION
1) Check the cam sprocket teeth for abnormal wear and scratches.
2) Make sure there is no free play between cam sprocket and key.