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Home >> Mercedes Benz >> 2021 >> C300 Base, 2D Convertible >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 205 Chassis 1 Of 6 >> Basic Knowledge >> Actuate Standing Lights And Parking Lights, Basic Function - GF82.10-P-1000A

Actuate Standing Lights And Parking Lights, Basic Function - GF82.10-P-1000A

Model all (CAR) 

Overview 

This service information contains the following information:

General 

The activated standing/parking lights make the contours of the vehicle visible in darkness or conditions of poor visibility.

The standing/parking lights are operated via the exterior lighting switch.

IMPORTANT The standing/parking lights are switched off at circuit 15 OFF depending on the energy status of the on-board electrical system battery.

Function 

Actuate standing and parking lights 

The exterior lighting control unit actuates the standing/parking lights in the lamp units at front and, where applicable, at rear on the vehicle independently or it requests actuation. This takes place depending on the version of the front lamp units (halogen headlamps or LED headlamps) and depending on the network architecture of the vehicle. The exterior lighting control unit is the central controller unit or the front central controller unit, depending on the vehicle equipment involved.

When the standing lights are switched on, the license plate lamps are also switched on. The switched on standing/parking lights are displayed in the instrument cluster.

The standing lights can also be switched on due to the low beams or daytime running lights (Japan version). When opening the driver's door (vehicle parked) the standing lights are switched off.

Vehicles with trailer hitch 

The exterior lighting control unit requests actuation of the standing/parking lights on the trailer. The trailer recognition control unit implements this request.

IMPORTANT If the surround lighting function is activated, this is then automatically switched on in darkness after switching off the engine. The standing lights remain on for the time configured in the system from the point at which the last door or the trunk lid or the liftgate was closed.

Lights on warning 

If the vehicle is exited and the standing lights are still switched on (exterior lights switch in standing lights position), a message is shown on the instrument cluster. An acoustic warning also sounds.

  Function schematics     
  Function schematic, actuate standing/parking lights Model 118, 177, 243, 247 PE82.10-P-2503-97A
    Model 167 Model 293 PE82.10-P-2503-97B
    Model 213, 238, 257, 290 as of model year 2021 PE82.10-P-2503-97D
    Model 206, 223, 232, 297 PE82.10-P-2503-97E
  Control units     
  Trailer recognition control unit, basic function Model all (CAR) with code 550 (Trailer coupling) GF31.19-P-9890A
  Basic function of signal acquisition and actuation module Model 118, 177, 243, 247 GF54.21-P-9895A
  Basic function of signal acquisition and actuation module at front Model 167, 206, 223, 232, 293, 297
Model 213, 238, 257, 290
as of model year 2021
GF54.21-P-9896A
  Headlamp control unit, basic function Model all (CAR)
with code 316 (Digital LED headlamps, SAE right-hand traffic)
Model all (CAR)
with code 317 (Digital LED headlamps, left-hand traffic)
Model all (CAR)
with code 318 (Digital LED headlamps, right-hand traffic)
Model all (CAR)
with code 631 (Static LED headlamps, left-hand traffic)
Model all (CAR)
with code 632 (Headlamps, LED, static, right-side traffic)
Model all (CAR)
with code 640 (SAE dynamic LED headlamps, right-hand traffic)
Model all (CAR)
with code 641 (Dynamic LED headlamps, left-hand traffic)
Model all (CAR)
with code 642 (Dynamic LED headlamps, right-hand traffic)
GF82.10-P-9890A 
  Components     
  Front lamp unit, basic function   GF82.10-P-2000A
  Rear lamp unit, basic function   GF82.10-P-2004A
  License plate lamp, basic function   GF82.10-P-2015A
  Exterior lights switch, basic function   GF82.10-P-2022A