B1BC09K1 - 406D9 XU5JP ENGINE XU7JP ENGINE XU7JB ENGINE

TIGHTENING TORQUES XU ENGINES 8 VALVES

1 - IDENTIFICATION

(1) Cylinder-head cover (In the order shown) : 1 da.Nm .

(2) Bearing caps (In the order shown) : 1.6 da.Nm .

(3) Cylinder head (In the order shown) .

2 - CYLINDER HEAD

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Cylinder head bolt(s) with TORX type recess .

This operation is performed in 4 stages .

IMPERATIVE : tighten the cylinder head bolts in the order shown .

Stage 1 :

• pre-tighten bolt(s) to 6 da.Nm.

Stage 2 :

• slacken completely the bolt No. 1
• retighten the bolt No. 1 : 2 da.Nm
• tighten a further 107 degrees using a FACOM D360 type tool
• repeat the operation, in the order indicated, for the other 9 bolts

Stage 3 :

• apply angular tightening of 100 degrees to the bolt No. 1
• repeat the operation, in the order indicated, for the other 9 bolts

Stage 4 :

• apply angular tightening of 100 degrees to the bolt No. 1
• repeat the operation, in the order indicated, for the other 9 bolts

H head cylinder head bolt(s) .

IMPERATIVE : tighten the cylinder head bolts in the order shown .

Pre-tighten to 6 da.Nm .

Bolt by bolt :

• slacken the bolts completely
• tighten to 2 da.Nm
• tighten a further 120 degrees using a FACOM D360 type tool

Run the engine until the fan cuts in .

Leave it to cool for at least 2 hour(s) .

Bolt by bolt :

• slacken the bolts completely
• tighten to 2 da.Nm
• tighten a further 120 degrees using a FACOM D360 type tool

3 - EXHAUST MANIFOLD (5)

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Tightening torque 3.5 da.Nm .

4 - CRANKSHAFT BEARING (6)

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Bearing bolt(s) (In the order shown) :

• tightening torque 5.4 da.Nm

Side securing bolt(s) :

• tightening torque 2.3 da.Nm

5 - CAMSHAFT GEAR (10)

Bolt(s) ø 10 : Tightening torque 3.5 da.Nm .

Bolt(s) ø 12 : Tightening torque 8 da.Nm .

6 - TIMING BELT TENSIONER ROLLER (11)

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Tightening torque 2.1 da.Nm .

7 - OTHER ENGINE COMPONENTS