Install

5. Release and remove the two camshaft sprockets complete with the timing chain and tensioner from the camshafts (refer to Figure 3).

Figure 3

6. Remove the intake sprocket housing assembly from the secondary timing chain (refer to Figure 4).

Figure 4

Install

1. Clean the two camshaft sprockets and the tensioner.
2. Install intake sprocket housing assembly and exhaust sprocket into secondary timing chain.
3. Install secondary timing chain tensioner onto timing chain.
4. Install secondary timing chain assembly onto camshafts.
5. Install the spacer onto the M12 exhaust Torx bolt.
6. Install the exhaust M12 Torx bolt to attach the exhaust camshaft sprocket. Do not tighten at this step.
7. Install the inlet M12 Torx bolt to attach the inlet camshaft sprocket. Do not tighten at this step.
8. Install and torque tighten secondary tensioner bolts (x2).
9. Install RH primary timing chain guide, install and torque tighten bolt.
10. Make sure that the timing chain slack is on the tensioner side of the timing chain.
11. Install primary timing chain.
12. Install primary timing chain tensioner blade, install and torque tighten bolt.
13. Install primary timing chain tensioner assembly, install and torque tighten bolts (x2).
14. Release tension on the timing chain tensioner piston, remove retaining special tool.
15. Install timing chain tensioning tool (303-532) into exhaust camshaft sprocket.

Caution
Apply an opposite force to the sprockets and chain while you tighten the sprocket bolts

16. Apply a force to the tool (303-532) in an anti-clockwise direction and torque tighten sprocket Torx bolts. Remove special tool.
17. Install RH/LH primary timing chain (refer to Workshop Manual procedure 03.09.AN/03.09.AM/03.09.CN/ 03.09.CM Chain - Timing Primary - RH/LH - Renew).

Left Side Primary Chain - Remove and Install

Remove

1. Remove the right side primary timing chain. (refer to procedure 03.09.CN - Right Side Primary Timing Chain)
2. Remove the two bolts that attach the left side bush carrier for the Variable Camshaft Timing (VCT) to the engine.

Figure 1