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Timing Chain Tensioner Replacement (LHU/A20NFT)

Timing Chain Tensioner Replacement (LHU/A20NFT)


Special Tools

EN-45027 Tensioner Tool

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

Removal Procedure


1. Remove the engine sight shield. Refer to Engine Sight Shield Replacement .

2. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .

3. Remove the camshaft cover. Refer to Camshaft Cover Replacement .

4. Release the turbocharger coolant feed pipe. Refer to Turbocharger Coolant Feed Pipe Replacement (LAU/A28NER) Turbocharger Coolant Feed Pipe Replacement (LLU/A16LET) Turbocharger Coolant Feed Pipe Replacement (LHU/A20NFT) .

5. Remove the timing chain tensioner (1) from cylinder head.



Installation Procedure


1. Remove the snap ring with a snap ring pincer from tensioner body.

2. Pull out the ratchet cylinder from the tensioner body.

3. Install the EN-45027-2 tensioner tool into a visa and rotary the ratchet cylinder with EN-45027-1 tensioner tool in the clockwise direction to end position.


4. Install the ratchet cylinder and the snap ring with a snap ring pincer to tensioner body.


5. Refer to Fastener Caution .

Install the timing chain tensioner and tighten to 75 Nm (55 lb ft) .

Use a new gasket.

6. Push the adjustable timing chain guide from the timing chain tensioner with a ratchet drill extension down and check the chain tension.


7. Install the camshaft cover. Refer to Camshaft Cover Replacement .

8. Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .

9. Install the engine sight shield. Refer to Engine Sight Shield Replacement .