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Home >> Mercedes Benz >> 2003 >> G55 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC OEM Wiring Diagrams -- G-Class (463) >> Wiring Diagrams >> Wiring diagram of stationary heater (STH) - PE83.70-P-2000-99G

Wiring diagram of stationary heater (STH) - PE83.70-P-2000-99G

Code: Designation: Position:
A2/27 Stationary heater antenna 21 L
A2/27x1 Stationary heater (STH) antenna connector 21 G
A6 STH or HB heater unit 17 B
A6 STH or HB heater unit 21 B
A6 STH or HB heater unit 25 B
A6b1 Temperature sensor 24 D
A6f1 Thermal fuse 23 D
A6m1 Circulation pump 25 D
A6m2 Combustion air blower 26 D
A6r4 Glow pin unit flame monitor 23 D
E15/2 Front dome lamp with shut-off delay and front reading lamp 29 B
E9/1 Heater control illumination 6 F
E9/1 Heater control illumination 32 E
F1 Fuse box 13 D
F1 Fuse box 39 C
F1f10 Fuse 10 42 D
F1f19 Fuse 19 40 D
F1f20 Fuse 20 14 D
F1f21 Fuse 21 13 D
F1f9 Fuse 9 40 D
K16 Circuit 15/30 stationary heater relay 13 F
K23 Blower motor relay 39 F
K9 Additional fan relay (stage 1 and 2) 41 G
M2 Blower motor 3 L
M2/4 Air flap actuator motor (firewall) 29 L
M2/4x1 Air flap actuator motor (firewall) connector 29 J
M2x1 Blower motor connector 3 H
N34 Stationary heater timer 11 B
N34v1 "Gray" diode - stationary heater in operation 10 B
N34v2 "Yellow" diode - preselected time activated 11 B
R14 Blower motor series resistor group 2 E
R14r1 Resistance stage 1 2 F
R14r2 Resistance stage 2 3 F
R14r3 Resistance stage 3 3 F
R2/3 Right washer nozzle heater 41 G
S2/1 Ignition/starter switch 42 A
S24/1 Warm/cool air switch (heating systems) 28 F
S3 Blower switch 8 L
S46/7 Stationary heater microswitch 18 L
S6 Hazard warning flasher switch 33 L
S76 Differential lock switch group 35 L
S9/1 Stop lamp switch 42 G
U142 Not valid for convertible 28 A
W12 Ground (center console) 2 H
W12 Ground (center console) 11 H
W12 Ground (center console) 16 E
W12 Ground (center console) 18 H
W29/2 Ground (right A-pillar) 40 H
W29/7 Ground (steering column) 5 L
W29/7 Ground (steering column) 30 B
W30 Ground (frame) 25 H
X11/4 Data link connector 26 L
X12/3 Circuit 30, 15, 61 terminal block (3-pin) 13 B
X12/3 Circuit 30, 15, 61 terminal block (3-pin) 40 A
X31/4 Blower switch connector 36 J
X59/5 Bypass connector (4-pin) 22 G
X6 Circuit 58 terminal block (2-pin) 4 L
X6 Circuit 58 terminal block (2-pin) 10 H
X6 Circuit 58 terminal block (2-pin) 31 B
X92/3 Frame connector (22-pin) 24 H
Y16 Bypass solenoid valve 23 L
Y23 STH fuel metering pump 25 L
Z3/22 Circuit 15 (fused) connector sleeve (F1f9) 38 J
Fig 1: Stationary Heater (STH) - Wiring Diagram (1 Of 3)
G07740730Courtesy of MERCEDES-BENZ USA
Fig 2: Stationary Heater (STH) - Wiring Diagram (2 Of 3)
G07740731Courtesy of MERCEDES-BENZ USA
Fig 3: Stationary Heater (STH) - Wiring Diagram (3 Of 3)
G07740732Courtesy of MERCEDES-BENZ USA