Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-620C

Condition




The engine control module (ECM) checks the function of the engine cooling fan (FC). The diagnostic trouble code (DTC) is stored if an internal fault in the engine cooling fan (FC) is registered or if the fan is blocked.
The diagnostic trouble code (DTC) can be diagnosed at ignition on or when the engine is running.

Note! The electric cooling fan may have a post-running time of up to approx. 6 minutes after the engine has been shut off. The time for the electric cooling fan's post-running depends on the engine's temperature, temperature in the engine compartment as well as the pressure level in the AC system.

Substitute value
- Engine cooling fan (FC) switched off.

Possible source
- Blocked engine cooling fan (FC)
- Damaged engine cooling fan (FC).

Fault symptom[s]
- The engine cooling fan (FC) does not function.