Operation CHARM: Car repair manuals for everyone.

Rear Climate Control Unit

REAR CLIMATE CONTROL UNIT INSPECTION

With A/C and Heater

1. Slide out the rear climate control unit with the connectors still connected. (See REAR CLIMATE CONTROL UNIT REMOVAL/INSTALLATION.)
2. Turn the ignition switch to ON position.

Terminal Voltage Table (Reference) Part 1:




Terminal Voltage Table (Reference) Part 2:




3. Measure the voltage at each rear climate control unit terminal and refer to terminal voltage list.
- If not as specified, inspect the appropriate area.
- If the inspection area is okay, replace the rear climate control unit.

4. Disconnect the rear climate control unit connector before inspecting for continuity at terminals C, E and J.

With A/C Only or Heater Only







1. Connect the battery positive voltage to terminal B and ground to terminal A.
2. Verify that the bulb illuminates.
- If not as specified, replace the bulb.