Diagnostic trouble code (DTC) information

Condition 

Fig 1: Identifying Power Seat Front Edge Height Motor

Courtesy of VOLVO CARS OF NORTH AMERICA.

Motor 4 controls the height of the front edge of the seat. Motor 4 must be activated before the diagnostic trouble code (DTC) can be detected. Diagnostic trouble code (DTC) PSM-0036 is stored if motor 4 does not run despite M4+ being activated and the power seat module registering +12 V on the M4+ signal cable.

Possible Source 

• Open-circuit in signal cable M4+.
• Blown fuse (11C/4).

Fault symptom[s] 

• The height of the front edge of the seat cannot be adjusted.