Diagnostic Trouble Code (DTC) Information CEM-3F41

Condition 

Fig 1: Identifying Mass Movement Sensor Module (MMS)

Courtesy of VOLVO CARS CORPORATION

The Central electronic module (CEM) supplies voltage to the clutch pedal position sensor and the accelerator pedal position sensor.

The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers that the signal at the output is too low.

The diagnostic trouble code (DTC) can be diagnosed with the ignition in positions I or II.

Substitute Value 

• Cruise control switched off.

Possible Source 

• Short-circuit to ground in the signal cable.

Fault symptom[s] 

• Cruise control does not function at all.