Camshaft Adjuster

Camshaft Adjuster

Special tools, testers and auxiliary items required

• Socket (T40080)

• Camshaft Clamp (T10252)

• Toothed Belt Tensioner (T10020)

• Locking Pin (T10115)

• Retainer (3036)

• Hose Clamps Up to 25 mm Dia. (3094)

Removing

- Remove the high pressure pump.

- Remove cylinder head cover. Refer to => [ Cylinder Head Cover ] Cylinder Head Cover.

- Remove vacuum pump.

- Remove the bolts - arrows -.






• Ignore - 1 -.

- Clamp off coolant hoses - 1 - and - 2 - with (3094) and remove them.






- Remove the bolt - 3 - and press the coolant ventilation line back slightly.

- Disconnect the connector - 1 -.






- Remove the wiring harness bracket - 2 -.

• Ignore - 3 -.

- Free up the wiring harness - arrows - and remove the bracket bolt - 1 -.






- Remove the bolts - arrows - and the camshaft adjuster housing.






Components could be destroyed by the toothed belt jump off.

• Only rotate the crankshaft in the direction of engine rotation.

- Turn the crankshaft by the toothed belt crankshaft sprocket bolt until the camshaft sprocket is at "TDC".

• The marking on the camshaft sprocket must align with the arrow on the toothed belt guard - top arrow -.






• The notch on the vibration damper must align with the arrow on the toothed belt guard - bottom arrow -.

• The cams - A - on both camshafts are symmetrical to each other.






• The notches - arrows - on both camshafts must align.

- Position the (T10252) and tighten it - arrows - as illustrated.






- Also counterhold the camshaft toothed belt sprocket with the (3036).

- Loosen the camshaft adjuster bolt approximately 1/2 turn with the (T40080).






- Press the chain tensioner down - arrow A - and secure with the (T10115) - arrow B -.






- Remove the camshaft adjuster bolt and remove the camshaft adjuster with the drive chain.

Installing

• For the correct tightening specifications, refer to => [ Valvetrain Overview ] Valvetrain Overview

• The camshafts are secured with the (T10252)






• Replace the camshaft adjuster bolt.

- Place the drive chain on the camshaft adjuster.

- Hold the camshaft adjuster in front of the exhaust camshaft as follows:

• The groove - A - and pin - B - must align.






- With the drive chain in this position, first route it on the intake camshaft chain sprocket at the top - arrow -.






- Rotate the intake camshaft clockwise - arrow A - slowly with the (T10020) until the camshaft adjuster fits on the camshaft.






• If pin does not fit into notch: Remove chain and place the chain on again.

- Tighten the camshaft adjuster bolt with the (T40080).

Installation is done is reverse order, observe the following:

- Install the coolant ventilation line. Refer to => [ Coolant Pipes Overview ] Coolant Pipes Overview.

- Install the vacuum pump.

- Install cylinder head cover. Refer to => [ Cylinder Head Cover ] Cylinder Head Cover

- Install the high pressure pump.