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Home >> Mercedes Benz >> 2021 >> GLC300 Base >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 253 Chassis 4 Of 4 >> Wiring Diagrams >> Wiring Diagram For Seat Heater Control Unit >> Wiring Diagram For Seat Heater Control Unit - PE91.30-P-2104-97FBB

Wiring Diagram For Seat Heater Control Unit - PE91.30-P-2104-97FBB

MODEL 205 as of model year 2016 

up to model year 2019 

with code 401 (Climatised front seats) 

with code 873 (Left and right drivers seat heating) N25/4 

MODEL 253 (except 253.99) 

up to model year 2020 

with code 401 (Climatised front seats) 

with code 873 (Left and right drivers seat heating) 

Code: Designation: Position:
A0 Use of wiring diagrams 64L
Code L LEFT-HAND DRIVE 30D
Code L LEFT-HAND DRIVE 2E
Code R RIGHT-HAND DRIVE 30D
Code R RIGHT-HAND DRIVE 13E
F1/3 Passenger-side A-pillar fuse box 17L
F1/3 Passenger-side A-pillar fuse box 6L
F1/3f305 Fuse 305 14L
F1/3f306 Fuse 306 3L
F1/3f327 Fuse 327 15L
F1/3f328 Fuse 328 5L
M18/10 Left front backrest seat ventilation motors 43L
M18/10 Left front backrest seat ventilation motors 50L
M18/11 Right front seat cushion seat ventilation motors 40L
M18/11 Right front seat cushion seat ventilation motors 46L
M18/12 Right front backrest seat ventilation motors 43L
M18/12 Right front backrest seat ventilation motors 50L
M18/9 Left front seat cushion seat ventilation motors 40L
M18/9 Left front seat cushion seat ventilation motors 46L
N10/8 Rear SAM control unit 23L
N25/17 Front seat heater control unit 12A
N25/17 Front seat heater control unit 20A
N25/17 Front seat heater control unit 28A
N25/17 Front seat heater control unit 36A
N25/17 Front seat heater control unit 44A
N25/17 Front seat heater control unit 53A
R13/1 Left front seat cushion heater pad 33L
R13/1 Left front seat cushion heater pad 53L
R13/2 Left front seat backrest heater pad 37L
R13/2 Left front seat backrest heater pad 57L
R13/3 Right front seat cushion heater pad 33L
R13/3 Right front seat cushion heater pad 53L
R13/4 Right front seat backrest heater pad 37L
R13/4 Right front seat backrest heater pad 57L
R24 Adjustable seat cushion length heater pad, left front seat 35L
R24 Adjustable seat cushion length heater pad, left front seat 55L
R24/1 Adjustable seat cushion length heater pad, right front seat 35L
R24/1 Adjustable seat cushion length heater pad, right front seat 55L
W15/7 Right front footwell ground point 9L
W52/5 Left center longitudinal member ground point 19L
W52/6 Right center longitudinal member ground point 11L
X55/15 Driver seat electrical connector 13H
X55/15 Driver seat electrical connector 28H
X55/16 Front passenger seat electrical connector 3H
X55/16 Front passenger seat electrical connector 25H
Z137/1z1 Connector sleeve, heater LIN 23H
Z61/25z1 Driver seat heater supply connector sleeve 31E
Z61/25z1 Driver seat heater supply connector sleeve 51F
Z61/26z1 Front passenger seat heater supply connector sleeve 31F
Z61/26z1 Front passenger seat heater supply connector sleeve 52E
Z61/27z1 Driver seat heater ground connection connector sleeve 36E
Z61/27z1 Driver seat heater ground connection connector sleeve 56F
Z61/28z1 Front passenger seat heater ground connection connector sleeve 36F
Z61/28z1 Front passenger seat heater ground connection connector sleeve 56E
Z61/29z1 Driver seat ventilation supply connector sleeve 43E
Z61/29z1 Driver seat ventilation supply connector sleeve 50F
Z61/30z1 Front passenger seat ventilation supply connector sleeve 43F
Z61/30z1 Front passenger seat ventilation supply connector sleeve 50E
Z61/31z1 Driver seat ventilation ground connection connector sleeve 39E
Z61/31z1 Driver seat ventilation ground connection connector sleeve 45F
Z61/32z1 Front passenger seat ventilation ground connection connector sleeve 39F
Z61/32z1 Front passenger seat ventilation ground connection connector sleeve 46E
G14197928Courtesy of MERCEDES-BENZ USA
G14197929Courtesy of MERCEDES-BENZ USA
G14197930Courtesy of MERCEDES-BENZ USA
G14197931Courtesy of MERCEDES-BENZ USA