Oil Pump, Engine

TIMING CHAIN COVER SUB-ASSEMBLY
(a) Apply seal packing in a continuous line to the engine unit as shown in the following illustration.

Seal packing:
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Seal diameter:
A: 3.0 to 4.0 mm (0.118 to 0.158 in.)
B: 3.0 mm (0.118 in.)

NOTICE:
- Be sure to clean and degrease the contact surfaces, especially the surfaces indicated by C in the illustration.
- When the contact surfaces are wet, wipe them with an oil-free cloth before applying seal packing.
- Install the chain cover within 3 minutes.
- Do not start the engine for at least 2 hours after installing.

(b) Apply seal packing in a continuous line to the timing chain cover as shown in the following illustration.

Seal packing:
Toyota Genuine Seal Packing Black, Three Bond 1207B or equivalent
Toyota Genuine Seal Packing 1282B, Three Bond 1282B or equivalent
NOTICE:
- When the contact surfaces are wet, wipe them with an oil-free cloth before applying seal packing.
- Install the chain cover within 3 minutes and tighten the bolts within 15 minutes after applying seal packing.
- Do not start the engine for at least 2 hours after installing.

Seal Packing Application Chart:

(d) Align the oil pump's drive rotor spline and the crankshaft as shown in the illustration. Install the spline and chain cover to the crankshaft.

(e) Temporarily tighten the timing chain cover with the 25 bolts and 2 nuts.
Bolt length:

NOTE: Make sure that there is no oil on the bolt threads.

(f) Fully tighten the 3 bolts as shown in the illustration.
Torque: 43 Nm (438 kgf-cm, 32 ft-lbf)
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)

(g) Fully tighten the 3 bolts as shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)

(h) Fully tighten the 7 bolts and 2 nuts as shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)

HINT: Tighten the bolts and nuts in order from upper to lower as shown in the illustration.

(i) Fully tighten the 12 bolts as shown in the illustration.
Torque: 21 Nm (214 kgf-cm, 15 ft-lbf)

HINT: Tighten the bolts in order from lower to upper as shown in the illustration.

(j) Install the wiring harness bracket with the bolt.
Torque: 10 Nm (102 kgf-cm, 7 ft-lbf)