Diagnostic Trouble Code (DTC) Information ECM-902C

Condition 

Fig 1: Engine Control Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

Diagnostic trouble code (DTC) ECM-902C is stored if the engine control module (ECM) registers a fault when the cruise control is active.

Diagnostic trouble code (DTC) ECM-902C can be diagnosed when the ignition is on.

Substitute Value 

• The cruise control is disengaged when the fault is active.

Possible Source 

• Defective engine control module (ECM).

Fault symptom[s] 

• Cruise control does not function at all
• Poor accelerator pedal (AP) response.