Operation CHARM: Car repair manuals for everyone.

DTC 11

DTC 11: A Problem in the Mode Control Linkage, Doors, or Motor

1. Test the mode control motor.

Is the mode control motor OK ?

YES - Substitute a known-good heater control panel, and recheck. If the symptom/indication goes away, replace the original heater control panel.

NO - Go to step 2.

2. Remove the mode control motor.
3. Check the mode control linkage and doors for smooth movement.

Do the mode control linkage and doors move smoothly ?

YES - Replace the mode control motor.

NO - Repair the mode control linkage or doors.