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Undo the two nuts and remove the chain tensioner assembly
Removal
Timing chain and sprockets
If the crankshaft pulley is stuck, screw two 8 mm bolts into the threaded holes (arrowed) and push the pulley from place
Check the idler pulley bearing for smooth operation and measure the free length of the tension spring
2A•8 Engine in-car repair procedures
29 Refit the remaining parts in the reverse order of removal.
30 Run the engine and check for proper operation.
- removal, inspection
and refitting
Note:The following procedure applies onlyto the 4ZZ-FE and 3ZZ-FE VVT-i engines. Non-VVT-i engines are fitted with a timing belt (Section 5).
1 Drain the coolant as described in Chapter 1.
2 Remove the auxiliary drivebelt as described in Chapter 1.
3 Remove the alternator (Chapter 5A).
4 Unbolt the power steering pump (Chapter 10).
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- A brake hose is loosened or removed The brake fluid level is very low Brake operation is faulty
- Adjusting Chain
- After removing the centre bolt, remove the crankshaft pulley
- Align the plain washer notch and master cylinder edge for assembly.
- Assembly - сборочная линия
- Assembly of machine stand
- B Remove the wave washer (1), then camshaft sub-gear (2) and the gear spring (3)
- B Undo the two bolts and remove the expansion valve
- BELT AND CHAIN DRIVES
- Camshaft, Camshaft Chain
- Do not turn over the crankshaft while the tensioner is removed. This could upset the cam chain timing, and damage the valves.
- Drive Chain