Diagnostic trouble code information

Condition 

The auxiliary heater relay must be activated to store the diagnostic trouble code. If the central electronic module (HEM) indicates that the auxiliary heater is short-circuited to battery voltage, diagnostic trouble code CEM-5F11 will be set.

Substitute Value 

• None.

Possible Source 

• The auxiliary heater relay circuit is short-circuited to voltage supply.

Fault symptom[s] 

• Poor interior heating.