Diagnostic trouble code (DTC) information CEM-1F00

Condition 

Fig 1: Engine Control Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers faulty or modified software in the engine control module (ECM).

Substitute Value 

• None.

Possible Source 

• Faulty or modified software in the engine control module (ECM).

Fault symptom[s] 

• None.