BMW X5: Air Conditioning Systems
BMW X5 (G05) 2019-2026 Service & Repair Manual / Heating And Air Conditioning / Air Conditioning Systems
- Air Conditioner Test (R 134A)
- Instructions For Handling Refrigerant R 134A
- Leak Testing With Ultraviolet Additives (UV Additives) (BMW Leak-Testing Case)
- Drawing Off, Evacuating And Filling A/C System (R 134A)
- Instructions For Opening And Replacing Parts In Refrigerant Circuit
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Air Conditioner Test (R 134A)
Before A/C efficiency test, satisfy following conditions:
1. Provide a MoDiC or DIS. Safeguard electrical system integrity by checking
the fault memory (no faults
in the fault memory).
2. Provide a t
Instructions For Handling Refrigerant R 134A
WARNING: Although R 134a at normal temperature is non-toxic,
non-flammable and
not explosive in air in any mixture ratio, it is still essential to follow
various safety precautions.
The filled refrig
Leak Testing With Ultraviolet Additives (UV Additives) (BMW
Leak-Testing Case)
IMPORTANT: It is absolutely essential to read and comply with the
equipment manufacturer's
instructions for use provided in the equipment case!
Read and comply with the instructions for use provided
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Control Unit Box
REPLACING FAN FOR ELECTRONICS BOX
NOTE: Follow instructions for removing and installing electronic
control units.
Remove control unit.
Read fault memory. Switch off ignition.
Unclip plug (1).
Remove DDE control unit (3).
Remove relay plug-in (5) towards top.
Release screws (4).
Lift out de
Crankcase
As far as the physical appearance and dimensions, the crankcase on the N54 is
the same as the N52. The main
change is in the materials, the N54 uses an all aluminum alloy crankcase. There
is also cast iron cylinder liners
similar to the previous M54 engine.
The reason for using the all aluminum c
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