WARNING
Compressed air mixed with the R-134a forms a
combustible vapor.
The vapor can burn or explode causing serious
injury.
Never use compressed air to pressure test
R-134a service equipment
The air conditioning system removes heat from the passenger compartment by
transferring heat from the ambient air
to the evaporator. The evaporator cools the air with the refrigerant that is
circula
DTC indicator 1: An Open in the Air Mix
Control Motor Circuit
1. Start the engine.
2. Turn on the A/C, then set the temperature control
dial to Max Hot.
3. Turn the ignition switch OFF and then ON (
Component Location Index
POWER STEERING PRESSURE (PSP) SWITCH
Signal Circuit Troubleshooting
A/C COMPRESSOR
CLUTCH RELAY
(RELAY SOCKET A)
Signal Circuit Troubleshooting
POWERTRAIN CONTROL
MODULE (PCM)
General Troubleshooting Information
Replacement
A/C
NOTE:
Before you troubleshoot, record all freeze data and any on-board
snapshot, and review General Troubleshooting Information.
This code is caused by an electrical circuit problem
and cannot be caused by a mechanical problem in the
transmission.
1. Clear the DTC with the HDS.
2. Start the