Remove exhaust camshaft
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 BMW X2, 2022 BMW X2, 2021 BMW X2, 2020 BMW X2, and 2019 BMW X2. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Working on 12 V electrical system
.
Risk of short circuits! Risk of fire!
Risk of short circuits! Risk of fire!
- Make sure that there is no charger connected to the jump start terminal in the engine compartment.
- Detach battery ground lead from battery.
- For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.
Preliminary work
- Refer to DISCONNECTING THE NEGATIVE BATTERY CABLE OF THE SYSTEM BATTERY .
- Refer to REMOVING SUSPENSION CROSS-BRACE .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE UPPER FIREWALL COVER PANEL .
- Refer to IF INSTALLED: PARTIALLY REMOVING THE ENGINE VENTILATION LINE .
- Refer to REMOVING IGNITION COILS .
- Refer to REMOVING ALL SPARK PLUGS .
- Refer to REMOVING THE INTAKE MANIFOLD FOR INTAKE SILENCER HOUSING .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING THE REAR BULKHEAD .
- Refer to REMOVING CLEAN AIR PIPE .
- Refer to REMOVING TANK VENT VALVE .
- Refer to REMOVING THE INTAKE PLENUM .
- Refer to REMOVING BOTH ACTUATORS .
- Refer to REMOVING THE HIGH PRESSURE LINE BETWEEN THE RAIL AND THE HIGH PRESSURE PUMP .
- Refer to REMOVING INJECTORS .
- Refer to REMOVING HIGH PRESSURE PUMP .
- Refer to REMOVING THE CYLINDER HEAD COVER .
- Refer to REMOVING FRONT RIGHT WHEEL .
- Refer to REMOVING THE FRONT RIGHT WHEEL ARCH COVER .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- 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 CAMSHAFT 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 TORSION SPRINGS .
- Refer to REMOVING ALL GATES .
- Refer to REMOVING ALL INTERMEDIATE LEVERS .
- Refer to REMOVING THE TEST GAUGES FOR SECURING THE CAMSHAFTS .
NOTE:
RISK OF DAMAGE
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .
- Adhere to the utmost cleanliness.
- Protect components from contamination e.g. by covering.
- Close off line connections with seal plugs.
- Subsequently ensure that the exhaust camshaft bearing cap is placed in 0 495 105 (11 4 480) in the special tool.
NOTE:
The exhaust camshaft bearing caps are legibly labeled from the intake side and marked with A1, A2 and A.
NOTE:
Exhaust camshaft bearing cap A is a thrust bearing.
- Loosen all screws on the exhaust camshaft bearing cap in sequence from (10) to (1) in half turn.
- Remove exhaust camshaft bearing caps (A1) (A2) and (A) and place in an ordered way in special tool 0 495 105 (11 4 480) .
- Guide out and remove the roller tappet (1).
- Guide out and remove high-pressure pump support (2).
- Guide out exhaust camshaft (1) in arrow direction and remove.