KEYLESS GO control unit, component description - GF80.61-P-4204CW

MODEL 204.0/2 with CODE (889) KEYLESS GO up to Model Year 8

Shown on model 204.0

Fig 1: Identifying KEYLESS GO Control Unit Component - Shown On Model 204.0

Courtesy of MERCEDES-BENZ USA

Location

The KEYLESS GO control unit is located behind the right paneling in the trunk.

Function

The KEYLESS GO control unit is connected to the interior CAN for exchanging data, reads in the following sensors, switches and consumers and actuates their voltage supply and function.

Controlling

Left front door opening assist motor (A85m2)
Right front door opening assist motor (A85/1m2)
Left rear door opening assist motor (A85/3m2)
Right rear door opening assist motor (A85/4m2)
Trunk KEYLESS GO antenna (A2/35)
Left rear door KEYLESS GO antenna (A2/39)
Right rear door KEYLESS GO antenna (A2/41)
Interior KEYLESS GO antenna (A2/61)

Reading in of sensors

Left front KEYLESS GO door handle (A17/1)
Right front KEYLESS GO door handle (A17/2)
Left rear KEYLESS GO door handle (A17/3)
Right rear KEYLESS GO door handle (A17/4)
Reading TV 2 antenna amplifier and KEYLESS GO (A94/2) to sense data from transmitter key (A8/1)

Discrete inputs

Circuit 30
Circuit 31
KEYLESS GO door handles
TV 2 and KEYLESS GO antenna amplifier

Discrete outputs

Opening assist motors
KEYLESS GO antennas