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Camshaft Timing Chain Adjustment

Camshaft Timing Chain Adjustment


Special Tools

EN-49212 Camshaft Fixer

For equivalent regional tools, refer to Special Tools (LDK, LHU) .

Removal Procedure


1. Remove the timing chain tensioner. Refer to Timing Chain Tensioner Replacement (LHU/A20NFT) .

2. Remove the timing chain guide - upper. Refer to Timing Chain Guide Replacement - Upper .

3. Rotate the crankshaft balancer mark (1) to the oil pump housing mark (2).


4. Remove the camshaft position actuator - exhaust. Refer to Camshaft Position Exhaust Actuator Replacement .

5. If the adjustment is NOT correct, release the timing chain from camshaft position actuator - intake (1) and rotate anti clock wise the intake camshaft up to the fixing from the EN-49212-2 camshaft fixer (2).



Installation Procedure


1. Install the timing chain to the camshaft position actuator - intake.

2. Install the camshaft position actuator - exhaust. Refer to Camshaft Position Exhaust Actuator Replacement .


• Count the number of the end to end connectors of the camshaft timing chain between the mark on the intake camshaft drive pulley and the mark on the exhaust camshaft drive pulley.

• The timing chain must have 29 end to end connectors to guarantee a correct adjustment.

• During assembly it is necessary to tension the timing chain.

• Turn the camshaft in clockwise direction to install the exhaust camshaft drive pulley.

• Install the exhaust camshaft drive pulley and fixes with that fastener in the camshaft.

3. Fix the exhaust camshaft with the EN-49212-1 camshaft fixer.

Check setup over again.

4. Refer to Fastener Caution .

Tighten the camshaft position actuator - intake to 30 Nm (22 lb ft) 100 degrees

5. Tighten the camshaft position actuator - exhaust to 30 Nm (22 lb ft) 100 degrees .

6. Remove EN-49212 camshaft fixer.

7. Install the timing chain guide - upper. Refer to Timing Chain Guide Replacement - Upper .

8. Install the timing chain tensioner. Refer to Timing Chain Tensioner Replacement (LHU/A20NFT) .

9. Turn the crankshaft two round and examine the track tension and the attitudes again.