Repair

1MZ-FE And 3MZ-FE Engines


1. Before servicing the vehicle, refer to the Precautions Section.

2. Drain the cooling system.

3. Remove or disconnect the following:
NOTE
On vehicles equipped with an air bag, wait at least 90 seconds before proceeding after disconnecting the negative battery cable.



Negative battery cable.




Timing belt

No. 2 idler pulley

3 clamps and engine wire from the rear timing belt cover

Rear timing belt cover

Water pump





To install:

1. Install or connect the following:

Liquid sealer to the gasket, water pump and engine block.

Water pump. Bolts and nuts: 53 inch lbs. (6 Nm).

Rear timing belt cover. Bolts: 74 inch lbs. (9 Nm).

Engine wire with the 3 clamps to the rear timing belt cover.

No. 2 idler pulley. Bolt: 32 ft. lbs. (43 Nm).

With the flange side outward , right-hand camshaft pulley. Align the knock pin hole on the camshaft pulley with the knock pin on the camshaft. Bolt: 65 ft. lbs. (88 Nm).

With the flange side inward , left-hand camshaft pulley. Align the knock pin hole on the camshaft pulley with the knock pin on the camshaft. Bolt: 94 ft. lbs. (125 Nm).

Timing belt

Negative battery cable



2. Refill the cooling system to the correct level.

3. Start the vehicle and check for leaks.