Remove counterbalance shafts

CAUTION: Component with heavy weight.
Injury hazard!

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.
Injury hazard!

Wear suitable personal protective equipment.
Before performing any installation work, allow cooling system to cool down to less than 40°C.
Note warnings on cylinder head cover.

NOTE: TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Preliminary work

Refer to REMOVING ENGINE .
Refer to INSTALLING THE ENGINE ON THE ASSEMBLY STAND .
Refer to REMOVING THE OIL FILLER CAP .
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 RETURN LINE FOR THE EXHAUST TURBOCHARGER .
Refer to REMOVING THE COOLANT RETURN LINE FOR THE EXHAUST TURBOCHARGER .
Refer to REMOVING THE COOLANT FEED LINE FOR THE EXHAUST GAS TURBOCHARGER .
Refer to REMOVING THE THERMOSTAT FROM THE TRANSMISSION OIL LINES .
Refer to REMOVING THE HOLDER FOR THE THERMOSTAT ON THE TRANSMISSION OIL LINE .
Refer to BLOCKING ENGINE IN 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 FOR SECURING THE CAMSHAFTS .
Refer to REMOVING THE CYLINDER HEAD .
Refer to REMOVING THE CYLINDER HEAD GASKET .
Refer to REMOVING THE VIBRATION DAMPER .
Refer to REMOVING THE ACOUSTIC COVER OF THE OIL SUMP .
Refer to REMOVING STARTER MOTOR .
Refer to REMOVING FLYWHEEL .
Refer to REMOVING FRONT AXLE DIFFERENTIAL .
Refer to REMOVING BEARING BRACKET .
Refer to REMOVING OIL SUMP .
Refer to REMOVING REAR TIMING CASE COVER .
Refer to REMOVING THE OIL VACUUM PUMP .
Refer to REMOVING THE OIL DEFLECTOR .

NOTE: TECHNICAL INFORMATION
To facilitate disassembly and installation, rotate the engine with special tool 00 2 300 to a more convenient working position.

NOTE: In the following work steps, the engine is rotated 180 degrees. The underside faces upwards.

Remove both sealing caps (1) with a suitable tool (2).

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Rotate the crankshaft to the lower dead center of the first cylinder .
Mount the special tool 2 288 054 and abut the screws (1).

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NOTE: The description is for one component only. The procedure is identical for all further components.

Makes sure that the special tool 2 288 054 fits in the guides (1) of the counterbalance shafts (2) correctly.
If necessary, slightly rotate the crankshaft.
Tighten special tool 2 288 054 .

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TIGHTENING TORQUES SPECIFICATION

Special tool 2 288 054 to crankshaft
	tightening torque	20 Nm

Loosen screws (1).

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Loosen screws (1).
Guide the special tool 2 288 054 out and remove.

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NOTE: The description is for one component only. The procedure is identical for all further components.

Screw the special tool 2 458 114 into the gear of the counterbalance shaft and counter support with an open-end wrench (1).

NOTE: The gears are pressed onto the counterbalance shaft with a taper and can only be released with the special tool 2 458 114 .

Release the counterbalance shaft by screwing in the screw (2) of the special tool 2 458 114 from the gear.

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Carefully remove the counterbalance shafts (1) from the crankcase towards the front.
The counterbalance shafts (1) must not be in the bearing positions, as this might damage the crankcase.

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Check all needle bearings of the counterbalance shafts (1) for damage and replace if necessary.

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Remove the gear (1).

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Remove the gear (1).

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Loosen nut (1).

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Remove the gear (1).

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