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
Note
The following is a generic explanation of the requirements,
coverage, and operation of Mode 0A.
Mode 0A may only be supported exclusively by OBD control
modules in US vehicles. Mode 0A may not be supported in EOBD
vehicles, meaning the control module may not send a response
her
Removing
- Turn off the ignition.
- Remove the plenum chamber cover -A-.
Refer to
→ Body Interior; Rep. Gr.50; Bulkhead; Plenum Chamber Cover,
Removing and Installing.
- Depending on the engine and the vehicle version, if
necessary loosen the lower plenum chamber