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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 air conditioning - PE83.30-P-2000-99N

Wiring diagram of air conditioning - PE83.30-P-2000-99N

Code: Designation: Position:
A9 Refrigerant compressor 9 L
A9k1 Electromagnetic clutch 10 L
E15/2 Front dome lamp with shut-off delay and front reading lamp 28 E
E15/2 Front dome lamp with shut-off delay and front reading lamp 36 B
E9/1 Heater control illumination 19 F
E9/1 Heater control illumination 39 E
E9/5 TAC [TAU] temperature control illumination 42 H
F1 Fuse box 3 C
F1 Fuse box 30 C
F1f10 Fuse 10 6 D
F1f10 Fuse 10 33 D
F1f19 Fuse 19 31 D
F1f23 Fuse 23 4 D
F1f9 Fuse 9 4 D
F1f9 Fuse 9 31 D
K16 Circuit 15/30 stationary heater relay 25 B
K23 Blower motor relay 5 F
K23 Blower motor relay 30 F
K58 AC emergency OFF relay 8 B
K7 AC compressor relay 12 D
K9 Additional fan relay (stage 1 and 2) 4 E
K9 Additional fan relay (stage 1 and 2) 32 G
M2 Blower motor 16 L
M2/4 Air flap actuator motor (firewall) 37 L
M2/4x1 Air flap actuator motor (firewall) connector 36 J
M2x1 Blower motor connector 16 H
M4 Additional fan 3 L
M4 Additional fan 5 L
M4m1 Left additional fan 3 L
M4m2 Right additional fan 5 L
R14 Blower motor series resistor group 15 F
R14r1 Resistance stage 1 15 F
R14r2 Resistance stage 2 16 F
R14r3 Resistance stage 3 16 F
R2/3 Right washer nozzle heater 6 F
R2/3 Right washer nozzle heater 32 G
R20/3 Tempmatic (TAC [TAU]) temperature control 13 L
S2/1 Ignition/starter switch 6 A
S2/1 Ignition/starter switch 33 A
S24/1 Warm/cool air switch (heating systems) 27 E
S24/1 Warm/cool air switch (heating systems) 35 F
S25/5 105/115°C temperature switch, addition fan, stage 2/emergency cutout) 8 L
S3 Blower switch 21 L
S3 Blower switch 26 B
S31/3 High/low pressure switch 12 L
S32/1 AC compressor pressure switch, OFF 12 bar/ON 16 bar) 7 A
S32/1x1 Pressure switch connector 7 C
S6 Hazard warning flasher switch 39 L
S76 Differential lock switch group 41 L
U142 Not valid for convertible 28 F
U142 Not valid for convertible 35 B
U30 Valid for stationary heater 24 B
W12 Ground (center console) 8 E
W12 Ground (center console) 16 J
W12 Ground (center console) 19 L
W12 Ground (center console) 37 B
W12 Ground (center console) 43 L
W29/1 Ground (left A-pillar) 2 H
W29/1 Ground (left A-pillar) 5 H
W29/1 Ground (left A-pillar) 8 H
W29/1 Ground (left A-pillar) 31 K
X12/3 Circuit 30, 15, 61 terminal block (3-pin) 4 A
X12/3 Circuit 30, 15, 61 terminal block (3-pin) 31 A
X31/4 Blower switch connector 24 D
X35/63 Control unit box/engine separation point 9 H
X53/1 Air conditioning connector 15 D
X53/2 Circuit 15 AC connector 7 G
X53/2 Circuit 15 AC connector 23 B
X59/5 Bypass connector (4-pin) 27 B
X6 Circuit 58 terminal block (2-pin) 18 L
X6 Circuit 58 terminal block (2-pin) 38 B
X6 Circuit 58 terminal block (2-pin) 43 F
X64/7 Additional fan connector (2-pin) 2 J
X64/7 Additional fan connector (2-pin) 4 J
Z3/22 Circuit 15 (fused) connector sleeve (F1f9) 23 H
Z50/1 Connector sleeve 1 6 F
Z50/1 Connector sleeve 1 33 G
Fig 1: Air Conditioning - Wiring Diagram (1 Of 3)
G07740727Courtesy of MERCEDES-BENZ USA
Fig 2: Air Conditioning - Wiring Diagram (2 Of 3)
G07740728Courtesy of MERCEDES-BENZ USA
Fig 3: Air Conditioning - Wiring Diagram (3 Of 3)
G07740729Courtesy of MERCEDES-BENZ USA