Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Control Assembly: Testing and Inspection

CLIMATE CONTROL UNIT INSPECTION

1. Remove the climate control unit.
2. Connect the climate control unit connector.
3. Turn the ignition switch to ON position.

Terminal Pinouts:




Terminal A - L:




4. Measure the voltage at each climate control unit terminal and refer to the terminal voltage list.
- If not as specified, inspect the parts listed under "Action" and the related wiring harness.
- If there is any malfunction, replace the climate control unit.

Fan switch
1. Remove the climate control unit.







2. Inspect for continuity between the tan switch terminals using an ohmmeter.
- If not as specified, replace the fan switch.