Dodge Journey: Valve, A/C expansion
Dodge Journey Service & Repair Manual / Heating & Air Conditioning / Plumbing, front / Valve, A/C expansion
Refrigerant
DESCRIPTION
The refrigerant used in this air conditioning system is a HydroFluoroCarbon (HFC),
type R-134a. Unlike R-12,
which is a ChloroFluoroCarbon (CFC), R-134a refrigerant does not contain
...
Description, Operation
DESCRIPTION
Fig. 265: A/C Expansion Valve Description KA
The A/C expansion valve controls the amount of refrigerant entering the A/C
evaporator. The A/C expansion
valve is of a thermostatic exp ...
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Description, Operation
DESCRIPTION
POWERTRAIN CONTROL MODULE (PCM)
The Powertrain Control Module (PCM) is a digital computer containing a
microprocessor. The PCM receives
input signals from various switches and sensors ...
Description - monitored systems
There are new electronic circuit monitors that check fuel, emission, engine
and ignition performance. These
monitors use information from various sensor circuits to indicate the overall
operation ...
VEHICLE SECURITY ALARM — IF EQUIPPED
The Vehicle Security Alarm (VSA) system monitors the
vehicle doors and liftgate for unauthorized entry. If
something triggers the alarm, the system will sound the
horn intermittently, flash the hea ...
