CCM-0003

Condition
If control unit registers that pulses from fan motor pulse-sensor are less than a certain frequency, diagnostic trouble code CCM-0003 is displayed.

Condition
- The fan motor pulse generator is switched off.

Possible source
- Fan motor blocked.
- Wires open circuit or short circuit to voltage supply/ground.
- Defective fan motor.

Condition
- Interior temperature does not match set value.
- Poor interior heating.