Remove counterbalance shafts

Preliminary work 

• 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 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 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 FLYWHEEL .
• Refer to REMOVING THE ACOUSTIC COVER OF THE OIL SUMP .
• 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 OIL VACUUM PUMP .
• Refer to REMOVING THE OIL DEFLECTOR .

• 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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• 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  .

Special tool 2 288 054 to crankshaft
	tightening torque	20 Nm

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• Loosen screws (1).

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

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

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