Removing timing chain
CAUTION:
Component with heavy weight.
Danger of injury!
Danger of injury!
- Note component's center of gravity.
- Support component using a jack.
- Secure component against falling off the jack.
CAUTION:
On releasing high pressure line, fuel may emerge at high speed.
Danger of injury!
Danger of injury!
- Wear suitable personal protective equipment.
- Allow the cooling system to cool down to a temperature below 40°C before starting installation work.
- Note warnings on cylinder head cover.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Preliminary works
- Refer to REMOVING ENGINE .
- Refer to INSTALLING THE ENGINE ON THE ASSEMBLY STAND .
- Refer to RELEASING THE OIL DRAIN PLUG .
- Refer to TIGHTENING THE OIL DRAIN PLUG .
- Refer to REMOVING ALL SPARK PLUGS .
- Refer to REMOVING THE HIGH PRESSURE LINE BETWEEN THE HIGH PRESSURE PUMP AND THE RAIL .
- Refer to REMOVING HIGH PRESSURE PUMP .
- Refer to REMOVING THE RAIL WITH INJECTORS .
- Refer to REMOVING BOTH ACTUATORS .
- Refer to REMOVING THE CYLINDER HEAD COVER .
- Refer to REMOVING TANK VENT VALVE .
- Refer to REMOVING THE INTAKE PLENUM .
- Refer to REMOVING THE HEAT SHIELD AT THE CYLINDER HEAD .
- Refer to REMOVING THE OIL RETURNING LINE FOR THE EXHAUST TURBOCHARGER .
- Refer to REMOVING THE COOLANT RETURNING LINE FOR THE EXHAUST TURBOCHARGER .
- Refer to REMOVING THE COOLANT FEED LINE FOR THE EXHAUST TURBOCHARGER .
- Refer to BLOCKING ENGINE IN THE TDC FIRING POSITION .
- Refer to REMOVING CHAIN TENSIONER .
- Refer to RELEASING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
- Refer to RELEASING VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
- Refer to REMOVING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
- Refer to REMOVING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
- Refer to REMOVING INTAKE ADJUSTER .
- Refer to REMOVING EXHAUST CAMSHAFT ADJUSTER .
- Refer to REMOVING THE TEST GAUGES TO FIX THE CAMSHAFTS .
- Refer to REMOVING THE CYLINDER HEAD .
- Refer to REMOVING THE CYLINDER HEAD GASKET .
- Refer to REMOVING FLYWHEEL .
- Refer to REMOVING THE ACOUSTIC COVER OF THE OIL SUMP .
- Refer to REMOVING FRONT AXLE DIFFERENTIAL .
- Refer to REMOVING BEARING SUPPORT .
- Refer to REMOVING OIL PAN .
- Refer to REMOVING REAR TIMING CASE COVER .
- Thread the tensioning rail (1) out of the bearing journal (2) and remove.
The bearing journal does not have to be removed.
- Loosen the bearing journals (4).
- Guide out the guide rail (3) and remove.
- Guide out the timing chain (1) and remove.

