BMW X5: Removing And Installing/replacing A/C System Compressor (N62TU)
WARNING: Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant R 134a.
Follow safety instructions for handling refrigerant oil.
IMPORTANT: Risk of damage Restart engine only when A/C system has been correctly filled.
Read and comply with notes on replacing compressor.
Follow instructions for opening and replacing parts in refrigerant circuit!
If A/C system is opened for more than 24 hours: Replacing drier insert for A/C system.
Necessary preliminary tasks:
- Drawing off, evacuating and filling the A/C system are not included in the time value given for this work operation.
- Remove A/C compressor drive belt.
- Remove front underbody protection.
- Remove steering gear cover at top right.
Release screws (1) and remove both refrigerant lines.
Tightening torque.
Replace sealing rings and moisten with refrigerant oil.
Disconnect plug connection (2).
Release screws (3).
Tightening torque.
Fig. 100: Identifying Plug Connection With Screws
Release screw (1).
Tightening torque. Lower vehicle.
NOTE: Secure compressor (2) against falling out.
Release screw (1) from above and feed out compressor (2) in upward direction.
Fig. 101: Identifying Compressor
After installation:
- Evacuate and fill A/C system.
READ NEXT:
Overview Of Heater/Air Conditioner Servomotors
Fig. 102: Identifying Heater/Air Conditioner Servomotors Components Location
Servomotor, defrosting
Servomotor, footwell, rear cabin, right
Servomotor, ventilation, front right
Servomotor, strat
Replacing Valve Insert For Refrigerant Line
WARNING: Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant R 134a.
Follow safety instructions for handling refrigerant oil.
IMPORTANT: Risk of
SEE MORE:
Emissions Management
The N54 and N52KP meet ULEV II requirements for 2007. There are not many
changes to the emission
systems on these engines. The N54 engine has 2 underbody catalysts in addition
to the "near engine" catalysts
already in use from the N52.
The N51 engine, however, is a SULEV II compliant engine which
Ignition Wires, Spark Plugs
FIRING ORDER
Fig. 3: Firing Order (V8)
REPLACING ALL SPARK PLUGS (N62, N62TU)
Special tools required:
12 1 171
12 1 172
Necessary preliminary tasks:
Switch off ignition
Remove all IGNITION COILS.
Unscrew spark plugs with special tool 12 1 171.
Installation:
Tighten down spark plugs with sp
