INSPECTION PROCEDURE 8: Air outlets changeover is impossible: Diagnostic

WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.

STEP 1. Using scan tool (M.U.T.-III), DTC check.
Check that the diagnostic trouble code related to the air conditioning is not stored.

Q: Is the diagnostic trouble code stored?
1. YES: Carry out the diagnostic trouble code procedures. Refer to DIAGNOSTIC TROUBLE CODE CHART .
2. NO: Go to Step 2.
STEP 2. Using scan tool (M.U.T.-III), check actuator test of heater controller assembly (A/C-ECU) check
Carry out the actuator test. (Refer to ACTUATOR TEST TABLE ).

Item 08: Air outlet c/o damper

Q: Is the check result normal?
1. YES: This diagnosis is complete.
2. NO: Go to Step 3.
STEP 3. Check of open circuit in IG1, M/MA, M/MA' M/MB and M/MB' line between mode selection damper control motor and heater control panel assembly (A/C-ECU) connector.
Q: Is the check result normal?
1. YES: Go to Step 4.
2. NO: Repair the connector(s) or wiring harness.
STEP 4. Replace the mode selection damper control motor, and recheck the trouble symptom.
Check that the air outlets can be changed.

Q: Is the check result normal?
1. YES: This diagnosis is complete.
2. NO: Replace the heater controller assembly (A/C-ECU).