Diagnostic Trouble Code Information

Condition 

Fig 1: Identifying Immobilizer Control Module

Courtesy of VOLVO CARS CORPORATION

If the control unit registers that there is no flame during the VISP test, diagnostic trouble code CEM-5F37 will be set.

Substitute Value 

• None.

Possible Source 

• No flame during VISP test.

Fault symptom[s] 

• Poor interior heating.
• Engine heater function not working.