Diagnostic Trouble Code (DTC) Information RSE-B12A012

Condition 

Rear seat entertainment module (RSE) checks right audio signal from A/V AUX-panel.

The diagnostic trouble code (DTC) is stored if the control module detects that:

• The voltage is too high.

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

• Engine running
• Control module supplied with power.
• A/V AUX as selected media source.

Fig 1: Identifying Rear Seat Entertainment Module (RSE)

Courtesy of VOLVO CARS CORPORATION

Substitute Value 

• None.

Possible Source 

• The signal is short-circuited to voltage.

Fault symptom[s] 

• Rear seat entertainment/No/reduced/incorrect function