Page 1211 of 1574

BODY WIRING SYSTEM 9A-9
44 Joint Connector.................................................... Ground
45 Door Unlock Switch
46 Front Fog Lamp Switch
47 Rear Defogger Switch
4 8 ECS Switch
49 Rear Fog Lamp Switch ........................................Rear Fog Lamp
50 Digital Clock
51 Thermo Amplifier
52 Glove Box Lamp Switch
53 Air Conditioner Wiring Connetor
54 Glove Box Lamp
55 Ground 6
56 Ground 6 ............................................................. Gasoline E/G
57 Ground 7 ............................................................. Gasoline E/G
58 Wheel Speed Sensor (FR) ..................................ABS 5.0 or ABD 5.0
59 O 2 Sensor
............................................................ E32 Gasoline E/G
60 Engine Main Wiring Connector ............................Gasoline E/G with MSE ECU
61 HFM ..................................................................... Gasoline E/G with HFM ECU
61-1 MSE ..................................................................... Gasoline E/G with MSE ECU
62 Front Door Wiring Connector (Passenger Side)
63 Front door Wiring Connector (Passenger Side)
64 Joint Connector (B+)
65 Audio
66 Audio
67 Air Bag Wiring Connector
68 Chime Bell
6 9 Buzzer
70 Kick Down Switch ................................................. Automatic Transmission
71 Diode 2 ................................................................ Manual Transmission
72 Ground 3
73 Ground 4
74 Front Cigarette Lighter
75 Diode 3 ................................................................ Automatic Transmission, MB
76 S/E Mode Selector Switch ....................................Automatic Transmission
76-1 Mode Switch ........................................................ Automatic Transmission
77 “B” Position Switch .............................................. Automatic Transmission
78 “P” Position Switch .............................................. Automatic Transmission
79 Shift Lock Solenoid Valve .....................................Automatic Transmission
8 0 TCCU
81 Ground 5 ............................................................. Gasoline E/G
81-1 Ground 7 ............................................................. Diesel E/G
82 Seat Extension Wiring Connector
83 Transmission Extension Wiring Connector ...........E23 & E32 Gasoline E/G with Manual Transmission
83-1 T ransmission Extension Wiring Connector ...........Diesel E/G with MB A/T
84 Transmission Extension Wiring Connector ...........Gasoline E/G with Manual Transmission
84-1 T ransmission Extension Wiring Connector ...........Diesel E/G with Manual Transmission or BTRE A/T
85 Transmission Extension Wiring Connector ...........E23 & E32 Gasoline E/G with A/T
85-1 T ransmission Extension Wiring Connector ...........Diesel E/G with BTRE A/T
86 Transfer Case Motor
87 Transfer Case Motor
88 Vehicle Speed Sensor
89 Fuel Gauge
90 Acceleration Sensor ............................................. ABS 5.0
91 Seat Belt Switch (Passenger)
92 Seat Heater Switch
93 Head Lamp Leveling Device Switch .....................Leveling Device
Page 1214 of 1574

9A-12 BODY WIRING SYSTEM
15 LH Damper........................................................... ECS
16 Ground 1
17 Ground 2
18 Locking Hub Solenoid
19 Condenser Fan Relay .........................................Gasoline E/G
20 LH Position Lamp
21 LH Head Lamp
22 LH Head Lamp Leveling Device ...........................Leveling Device
23 Thermo Switch 2 .................................................. Gasoline E/G with HFM
24 Thermo Switch 3 .................................................. Gasoline E/G with HFM & Air Conditioner
25 LH Front Fog Lamp
26 LH Horn ............................................................... Black Out Driving Lamp (Domestic)
27 Condenser Fan Motor .........................................Diesel E/G
28 Black Out Driving Lamp .......................................Black Out Driving Lamp (Domestic)
29 LH Horn ............................................................... Leveling Device
30 LH Condenser Fan Motor ....................................Gasoline E/G with Air Conditioner
31 Thermo Switch 1 .................................................. Diesel E/G or Gasoline E/G with HFM
32 Resistor ............................................................... Gasoline E/G with Air Conditioner
33 Thermo Switch 4 .................................................. Gasoline E/G with HFM & Air Conditioner
34 Ambient Censor ................................................... Air Conditioner
35 RH Condenser Fan Motor ....................................Gasoline E/G
36 RH Horn
37 RH Front Fog Lamp
38 RH Position Lamp
39 RH Head Lamlp
40 RH Head Lamp Leveling Device ..........................Leveling Device
41 Wheeling Sensor ................................................. ECS
42 Wheel Speed Sensor (FR) ..................................ABS 5.0, 5.3 or ABD 5.0, 5.3
43 RH Damper .......................................................... ECS
44 Alternator Extension Connector ...........................Gasoline E/G
45 Alternator ............................................................. Gasoline E/G
46 Alternator Extension Joint box ..............................Diesel E/G
47 Alternator Extension Connector ...........................Diesel E/G
48 Ground 3
49 Fusible Link Box ................................................... Gasoline E/G
49-1 Fusible Link Box ................................................... Diesel E/G
50 Receiver Dryer ..................................................... Gasoline E/G with Air Conditioner
50-1 Receiver Dryer ..................................................... Diesel E/G with Air Conditioner
51 Hood Switch ......................................................... Diesel E/G with Black Out Driving Lamp
52 Front Washer Motor ............................................. Gasoline E/G
53 Main Wiring Connector
Page 1217 of 1574
BODY WIRING SYSTEM 9A-15
DRIVER'S DOOR
1 Main Wiring Connector
2 Main Wiring Connector
3 Main Wiring Connector
4 Main Wiring Connector
5 Speaker
6 Door Lock Actuator
7 Outside Mirror Motor
8 Tweeter Speaker Wiring Connector
9 Power Window Motor
10 Power Window Switch
11 Door Courtesy Lamp
PASSENGER'S DOOR
1 Main Wiring Connector
2 Main Wiring Connector
3 Floor Wiring Connector
4 Speaker
5 Door Lock Actuator
6 Outside Mirror Motor
7 Tweeter Speaker Wiring Connector
8 Power Window Motor
9 Power Window Switch
10 Door Courtesy Lamp
Page 1218 of 1574
9A-16 BODY WIRING SYSTEM REAR LEFT DOOR
REAR RIGHT DOOR
1 Floor Wiring Connector
2 Door Lock Actuator
3 Power Window Motor
4 Power Window Switch
1 Floor Wiring Connector
2 Door Lock Actuator
3 Power Window Motor
4 Power Window Switch
Page 1219 of 1574
BODY WIRING SYSTEM 9A-17
TAIL GATE1 Floor Wiring Connector
2 Floor Wiring Connector
3 Floor Wiring Connector
4 LH Rear Combination Lamp
5 LH Rear Fog Lamp
6 Joint Connector (Ground)
7 Rear Wiper Motor
8 LH License Lamp 9 Tail Gate Switch
10 Door Lock Actuator
11 High Mounted Stop Lamp
12 RH License Lamp
13 RH Rear Combination Lamp
14 RH Rear Fog Lamp
15 Rear Heated
Page 1226 of 1574
9A-24 BODY WIRING SYSTEM
AUTOMATIC TRANSMISSION (BENZ)1 Main Wiring Connector
2 Start Lock Switch
3 Automatic Transmission Change Over Valve
4 Transmission Overload Protection Switch ...........................Gasoline E/G 5 Oil Pressure Switch
6 Start Solenoid
7 Micro Switch
....................................... Diesel E/G
8 Speed Sensor .......................... T urbo Diesel E/G
Page 1229 of 1574

Low (Philips H4)Tail Lamp
Brake Lamp
High Mounted Stop Lamp Reverse LampFog Lamp*
Turn Signal Lamp Position Lamp
Front LampRear Lamp
Luggage Lamp
Door Courtesy Lamp SECTION 9B
LIGHTING SYSTEM
Caution: Disconnect the negative battery cable before removing or installing any electrical unit or when a tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwisenoted.
TABLE OF CONTENTS
SPECIFICATIONSBULB USAGE CHART
Head Lamp Rear
Front
Interior
Application
Specifications . . . . . . . . . . . . . . . . . . . . . . . . 9B-1
Bulb Usage Chart . . . . . . . . . . . . . . . . . . . . . . 9B-1
Schematic and Routing Diagrams . . . . . . . . 9B-2 Tail Lamp & B/O Lamp . . . . . . . . . . . . . . . . . . 9B-2
Head Lamp . . . . . . . . . . . . . . . . . . . . . . . . . . . 9B-3
Head Lamp Leveling Device . . . . . . . . . . . . . . 9B-4
Turn Signal Lamp and Hazard Lamp . . . . . . . . 9B-5 Back-Up Lamp and Stop Lamp . . . . . . . . . . . .
9B-6
Front and Rear Fog Lamp . . . . . . . . . . . . . . . 9B-7
Room Lamp . . . . . . . . . . . . . . . . . . . . . . . . . . 9B-8
Maintenance and Repair . . . . . . . . . . . . . . . 9B-9
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . . 9B-9 Front and Rear Lamps . . . . . . . . . . . . . . . . . . 9B-9
Hi
(Philips H1)
Hi
Low Watt/Quantity
55W / 2 55W / 2 55W / 25W / 4
21W / 4 21W / 121W / 2 55W / 2 21W / 2 5W / 28W / 2
10W / 1
8W / 15W / 4
Page 1241 of 1574
SECTION 9C
HORNS
Caution: Disconnect the negative battery cable before removing or installing any electrical unit or when a tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting this cable will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCK unless otherwisenoted.TABLE OF CONTENTS
Schematic and Routing Diagrams . . . . . . . . 9C-2 Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9C-2