Diagnostic trouble code information

Condition 

Fig 1: Climate Control Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

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

Substitute Value 

• 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.

Fault symptom[s] 

• Interior temperature does not match set value.
• Poor interior heating.