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Home >> Smart >> 2011 >> Fortwo Pure >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems (Coupe) >> Wiring Diagrams >> Wiring diagram of seat heater (SIH) - PE91.30-P-2000-97MCU

Wiring diagram of seat heater (SIH) - PE91.30-P-2000-97MCU

Code: Designation: Position:
N10/10 SAM control unit 4L
N10/10f12 Fuse 12 6L
N10/10f20 Fuse 20 3L
N10/10f44 Fuse 44 (slot R9) 2L
N25/5 Front HS [SIH] control unit 12A
N25/5 Front HS [SIH] control unit 4A
R13/1 Left seat heated cushion 11L
R13/3 Right seat heated cushion 14L
S6/1 Cockpit switch group 8L
S6/1s3 Left seat heater switch  
S6/1s4 Right seat heater switch  
W10 Ground (battery) 8E
W14 Left floor interior compartment ground 12E
W7 Ground (right wheelhouse in luggage compartment) 14E
W9 Ground (left front, at lamp unit) 5E
X28/4 Driver seat heated cushion connector 11H
X28/5 Front passenger seat heated cushion connector 13H
Z3/44 Instrument cluster - radio circuit 15 (fused) connector sleeve 3E
Fig 1: Seat Heater (SIH) - Wiring Diagram
G07077565Courtesy of MERCEDES-BENZ OF NORTH AMERICA.