Operation CHARM: Car repair manuals for everyone.

Component Tests and General Diagnostics

CLIMATE CONTROL UNIT INSPECTION

1. Turn the ignition switch to the ON position.
2. Connect the negative (-) lead of the tester to body ground.
3. By inserting the positive (+) lead of the tester into each climate control unit terminal, measure the voltage according to the terminal voltage table.
- If there is any malfunction, inspect the parts under "Inspection item (s)".

Terminal A:




Terminal B - N:




Terminal O - T:







- If the parts under "Inspection item (s)" are found to be normal, replace the climate control unit.