Diagnostic trouble code (DTC) information REM-4F4A

Condition 

Fig 1: Identifying Parking Assistance Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

The rear electronic module (REM) communicates with the parking assistance module (PAM).

The diagnostic trouble code (DTC) is stored if the rear electronic module (REM) receives information from the parking assistance module (PAM) indicating an internal fault.

The diagnostic trouble code (DTC) can be diagnosed at key position II.

Substitute Value 

• None.

Possible Source 

• Internal fault in the parking assistance module (PAM).

Fault symptom[s] 

• The parking assistance system does not operate
• Message in the display.