Diagnostic Trouble Code (DTC) Information CEM-8D02

Condition 

Fig 1: Identifying Central Electronic Module (CEM)

Courtesy of VOLVO CARS CORPORATION

The central electronic module (CEM) checks the stop lamps.

The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers that the signal from the stop lamps is faulty.

The diagnostic trouble code (DTC) can be diagnosed when the stop lamp is active.

Substitute Value 

• None.

Possible Source 

• Open-circuit in the circuit for the stop lamps.

Fault symptom[s] 

• The stop lamp does not light when the brake pedal is depressed.