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Home >> Mercedes Benz >> 2021 >> GT 43 AMG >> Repair and Diagnosis >> Body & Frame >> Mirrors >> Interior Equipment -- 290 Chassis >> Basic Knowledge >> Armrest Heater Control Unit, Component Description - GF68.20-P-2001FR

Armrest Heater Control Unit, Component Description - GF68.20-P-2001FR

Model 257, 290 

up to model year 2021 

with code 906 (Front armrest heater) 

Shown on model 257.3 

Fig 1: Armrest Heater Control Unit Components Location - Model 290 Up To Model Year 2021 With Code 906 (Shown On Model 257.3)
G16550127Courtesy of MERCEDES-BENZ USA

Location 

The armrest heater control unit is located in behind the left paneling in the trunk.

Tasks 

The armrest heater control unit actuates the armrest heater in the front center console.

The armrest heater control unit directly actuates the front left center console armrest heating element (R16/13) and the front right center console armrest heating element (R16/14) as per the requirements of the rear SAM control unit (N10/8).

The armrest heating control unit directly reads in the signals of the following temperature sensors for the temperature monitoring of the heating elements:

  Wiring diagram for armrest heater control unit   PE68.20-P-2102-97XBA