Removing crankshaft
WARNING: This page is about a different car, the 2022 BMW X7, 2021 BMW X7, 2020 BMW X7, and 2019 BMW X7. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
On releasing high pressure line, fuel may emerge at high speed
.
Injury hazard!
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.
CAUTION:
Component with heavy weight
.
Injury hazard!
Injury hazard!
- Note component's center of gravity.
- Support component using a jack.
- Secure component against falling off the jack.
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 work
- Refer to REMOVING THE COMPLETE FRONT AXLE WITH THE ENGINE AND TRANSMISSION .
- Refer to REMOVING THE ENGINE FROM THE FRONT AXLE .
- Refer to INSTALLING THE ENGINE ON THE ASSEMBLY JIG .
- Refer to RELEASING THE OIL DRAIN PLUG .
- Refer to TIGHTENING THE OIL DRAIN PLUG .
- Refer to REMOVING CHARGE AIR LINE .
- Refer to REMOVING ACOUSTIC COVER AT REAR .
- Refer to REMOVING ALL IGNITION COILS .
- 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 HIGH-PRESSURE RAIL WITH INJECTORS OF CYLINDERS 1 TO 3 .
- Refer to REMOVING THE HIGH-PRESSURE RAIL WITH INJECTORS OF CYLINDERS 4 TO 6 .
- 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 LAMBDA OXYGEN SENSOR .
- Refer to REMOVING THE OXYGEN SENSOR MONITOR .
- Refer to REMOVING CATALYTIC CONVERTER .
- Refer to REMOVING THE OIL RETURN LINE FOR THE EXHAUST TURBOCHARGER .
- Refer to REMOVING THE COOLANT LINE BETWEEN THE COOLANT PUMP AND CYLINDER HEAD .
- 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 FRONT AXLE DIFFERENTIAL .
- Refer to REMOVING BEARING BRACKET .
- Refer to REMOVING OIL SUMP .
- Refer to REMOVING OIL PUMP .
- Refer to REMOVING THE OIL DEFLECTOR .
- Refer to REMOVING ALL THE PISTONS WITH THE CONNECTING ROD .
- Refer to REMOVING REAR TIMING CASE COVER .
- Refer to REMOVING TIMING CHAIN .
NOTE:
RISK OF DAMAGE
Engine damage caused by incorrectly installed bearing shells and bearing brackets .
If the bearing shells and bearing brackets are installed incorrectly, then engine damage can occur .
Engine damage caused by incorrectly installed bearing shells and bearing brackets .
If the bearing shells and bearing brackets are installed incorrectly, then engine damage can occur .
- Always install all bearing shells and bearing brackets in the same position from which they were removed.
- Observe the assignment and numbering (1)
to (7)
of the main bearing caps.
(1) = Engine, front (vibration damper)
(7) = Clutch side
- Loosen screws in the order (14) to (1) .
NOTE:
TECHNICAL INFORMATION
The crankshaft bearing cap, main bearing shell and guide bearing shell are aligned with each other.
Always install the crankshaft bearing cap, main bearing shells and guide bearing shells in the cylinder from which they were removed.
The crankshaft bearing cap, main bearing shell and guide bearing shell are aligned with each other.
Always install the crankshaft bearing cap, main bearing shells and guide bearing shells in the cylinder from which they were removed.
- Place the main bearing cap neatly into the special tool 0 495 105 (11 4 480) .
CAUTION:
Heavy component
.
Heavy components can lead to injury or damage .
Heavy components can lead to injury or damage .
- Remove and install heavy components with the aid of another person/other persons.
- Remove the crankshaft (1) .