Introduction
The purpose of this repair manual is to provide service
advisors and technicians with the basic knowledge needed to
ensure professional and competent procedures.
Note
Only the c
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 - Gaseous (invisible)
2 - Vapor
3 - Liquid
4 - Solid
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as ref
Removing
- Disconnect the ground cable from the battery when the
ignition is switched off. Refer to
→ Chapter "Battery, Disconnecting and Connecting".
- Remove the front sill panel. Refer to
→ Body Interior; Rep. Gr.70; Vehicle Interior Trim Panels; Sill
Panel,
1 - Bolt
3 Nm
Quantity: 2
2 - Instrument Cluster - Low
With Instrument Cluster Control Module -J285-
Do not disassemble
If an LED for the indicator lamps or instrument cluster illumination
is faulty, the instrument cluster must be replaced
Removing and installing. Ref