Diagnostic Trouble Code (DTC) Information SWM-0018

Condition 

Fig 1: Identifying Cancel Button For Cruise Control

Courtesy of VOLVO CARS OF NORTH AMERICA.

The steering wheel module (SWM) continuously checks the system components. The diagnostic trouble code (DTC) is stored if the micro processor or steering wheel module (SWM) registers that the Cancel button on the cruise control function has been activated for more than 60 seconds.

The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.

Substitute Value 

• The cruise control is deactivated for the rest of the journey.

Possible Source 

• The Cancel button on the cruise control function is activated for more than 60 seconds.

Fault symptom[s] 

• Cruise control does not function at all.