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Home >> Mercedes Benz >> 2013 >> GL63 >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Electrical System, Equipment & Instructions - 166 Chassis - 1 Of 5 >> Basic Knowledge >> Lower Control Panel Control Unit, Component Description >> Lower Control Panel Control Unit, Component Description - GF54.21-P-6060GR
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Lower Control Panel Control Unit, Component Description - GF54.21-P-6060GR

MODEL 166 up to model year 2016 

Vehicles except CODE 430 (On & Offroad package), shown on model 166.0 

Fig 1: Identifying Lower Control Panel Control Unit Components - Vehicles Except Code 430
G10076728Courtesy of MERCEDES-BENZ USA

Vehicles with CODE 430 (On & Offroad package), shown on model 166.0 

Fig 2: Identifying Lower Control Panel Control Unit Components - Vehicles With Code 430
G10076729Courtesy of MERCEDES-BENZ USA

Location 

The lower control panel control unit is located in the center console.

Task 

The lower control panel control unit is connected over the center console switch LIN (LIN B12) to the SAM control unit (N10). The requests selected by the driver are read in by the SAM control unit over the center console switch LIN and sent to the interior CAN (CAN B).

The following functions are requested, depending on the equipment, by actuating the buttons located on the lower control panel control unit:

  Wiring diagram for upper control panel and lower control panel control unit   PE54.21-P-2118-97NAA