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 (
The reading of the vehicle’s
temperature gauge should stay in
the midrange. If it climbs to the red
mark, you should determine the
reason (hot day, driving up a steep
hill, etc.).
If the vehicle overheats, you should
take immediate action. The only
indication may be the temperature
1. Turn the ignition switch ON (II).
2. Check for DTCs with the HDS.
Is DTC 87 indicated with DTC 11,13,15, and/or 17
at the same time?
YES-Go to step 9.
NO-Go to step 3.
3. Clear the DTC with the HDS.
4. Turn the ignition switch OFF, then turn it ON (II)
again.
5. Check for DTCs with the HDS.