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Home >> Mercedes Benz >> 2020 >> A220 Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control System - 177 Chassis (2 Of 2) >> Wiring Diagrams >> Wiring Diagram For Stationary Heater Control Unit >> Wiring Diagram For Stationary Heater Control Unit - PE83.70-P-2104-97IBA

Wiring Diagram For Stationary Heater Control Unit - PE83.70-P-2104-97IBA

Model 177 

with code 228 (Auxiliary heater) 

Heater unitA6 

Code: Designation: Position:
A0 Use of wiring diagrams 72L
A2/109 Telephone antenna splitter 33L
A2/109 Telephone antenna splitter 37L
A6 Stationary heater unit 4A
A6 Stationary heater unit 12A
A6 Stationary heater unit 45A
A6 Stationary heater unit 61A
A6/1 Stationary heater radio remote control receiver 21A
A6/1 Stationary heater radio remote control receiver 28A
A6/1 Stationary heater radio remote control receiver 54A
A6/1 Stationary heater radio remote control receiver 63A
A6/1 Stationary heater radio remote control receiver 33A
Code 899 Wireless phone charging at front and antenna 31D
Code 899 Wireless phone charging at front and antenna 35D
Code B24 Remote control for stationary heater 19A
Code L LEFT-HAND DRIVE 14D
Code L LEFT-HAND DRIVE 23E
Code L LEFT-HAND DRIVE 61G
Code R RIGHT-HAND DRIVE 23F
Code R RIGHT-HAND DRIVE 16D
Code R RIGHT-HAND DRIVE 61J
F152/3 Engine compartment fuse and relay module 5L
F152/3f53 Fuse 53 4L
F152/4 Vehicle interior fuse and relay module 24L
F152/4f166 Electrical fuse 166 23L
LIN B8 1 Front air conditioning control LIN 9K
LIN B8 3 AC operation LIN 27K
N10 Central control module 9L
N10 Central control module 28L
W15/5 Left front footwell ground point 24F
W15/7 Right front footwell ground point 17L
W15/7 Right front footwell ground point 24E
W3/1 Ground point (right front wheel well) 13L
W7 Right wheelhouse trunk ground point 5E
X25/14x1 Right engine compartment/vehicle interior electrical connector 15F
X25/14x2 Right engine compartment/vehicle interior electrical connector 17F
Y16 Stationary heater switchover valve 12L
Y23 Stationary heater fuel pump 16L
G15490890Courtesy of MERCEDES-BENZ USA
G15490891Courtesy of MERCEDES-BENZ USA
G15490892Courtesy of MERCEDES-BENZ USA
G15490893Courtesy of MERCEDES-BENZ USA
G15490894Courtesy of MERCEDES-BENZ USA