2005 MERCEDES-BENZ SPRINTER heater

HEADLAMP ASSEMBLY-RIGHT - BLACK
CAV CIRCUIT FUNCTION
1 16GY/DG/RD LAMP DRIVER
2 16YL/WT FOG LAMP RELAY OUTPUT
3 16BR GROUND
4 16BR GROUND
5 16VT/WT HEADLAMP ADJUST SWICHT OUTPUT
6 16BK/WT RIGHT TURN SIGNAL
7 18YL/DG (DRL) DAYTIME RUNNING LAMP RELAY-RIGHT SIDE OUT-
PUT
7 18YL (EXCEPT DRL) HEADLAMP SWITCH OUTPUT
8 16BR GROUND
9 16WT FUSED HIGH BEAM SWITCH OUTPUT
10 16GY/RD RIGHT LAMP RELAY OUTPUT
HEAT EXCHANGER CONNECTOR
CAV CIRCUIT FUNCTION
A 12BR GROUND
B 12RD/BL AUXILIARY HEATER RELAY OUTPUT
C 16VT/BL HEAT EXCHANGER CONNECTOR CAV C TO HEAT
EXCHANGER SWITCH CAV 7
D 16VT/YL HEAT EXCHANGER CONNECOTR CAV D TO HEAT
EXCHANGER SWITCH CAV 4
HEAT EXCHANGER SWITCH
CAV CIRCUIT FUNCTION
1 16GY/DG/RD DAYTIME RUNNING LAMPS RELAY OUTPUT
3 16BK/BL/DG S201 COMMON CIRCUIT
4 16VT/YL HEAT EXCHANGER SWITCH CAV 4 TO HEAT
EXCHANGER CONNECTOR CAV D
5 16BR GROUND
7 16VT/BL HEAT EXCHANGER SWITCH CAV 7 TO HEAT
EXCHANGER CONNECOTR CAV C
8 16BK/BL/DG S201 COMMON CIRCUIT
10 16BR GROUND
HEATED SEAT MODULE-DRIVER
CAV CIRCUIT FUNCTION
1 16VT/DG HEATED SEAT SWITCH-DRIVER LOW OUTPUT
2 16VT/RD S366 COMMON CIRCUIT
4 16BR GROUND
8W - 80 - 40 8W-80 CONNECTOR PIN-OUTSVA

HEATED SEAT MODULE-PASSENGER
CAV CIRCUIT FUNCTION
1 16VT/BR HEATED SEAT SWITCH-PASSENGER LOW OUTPUT
2 16VT/BK S363 COMMON CIRCUIT
3 16VT/BK S363 COMMON CIRCUIT
4 16VT/BR GROUND
HEATED SEAT SWITCH-DRIVER
CAV CIRCUIT FUNCTION
1 16GY/DG/RD PANEL LAMPS DRIVER
3 16VT/YL FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
4 16VT/RD S366 COMMON CIRCUIT
5 16BR GROUND
7 16VT/DG HEATED SEAT SWITCH-DRIVER LOW OUTPUT
8 16VT/YL FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
10 16BR GROUND
HEATED SEAT SWITCH-PASSENGER
CAV CIRCUIT FUNCTION
1 16DG/RD PANEL LAMPS DRIVER
3 16VT FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
4 16VT/BK S363 COMMON CIRCUIT
5 16BR GROUND
7 16VT/BR HEATED SEAT SWITCH-PASSENGER LOW OUTPUT
8 16VT FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
10 16BR GROUND
HEATER TIMER-AUXILIARY
CAV CIRCUIT FUNCTION
1 16GY/DG/RD LAMP DRIVER
2 16YL (EXCEPT PROGRAM TIMER) HEATER TIMER (CUT-IN SIGNAL)
2 16YL (PROGRAM TIMER) CABIN HEATER CONTROL
4 16BR GROUND
6 16GY/RD HEATER TIMER
9 16BR/WT HEATER TIMER
10 16BK/BL/DG S201 COMMON CIRCUIT
11 16RD FUSED B(+)
12 16BR GROUND
VA8W-80 CONNECTOR PIN-OUTS 8W - 80 - 41

SEAT BELT SWITCH
CAV CIRCUIT FUNCTION
1 16BR GROUND
2 20YL/RD SEAT BELT SWITCH SIGNAL
SEAT BELT TENSIONER-DRIVER - YELLOW
CAV CIRCUIT FUNCTION
1 20BL DRIVER SEAT BELT TENSIONER LINE 2
2 20BR/YL DRIVER SEAT BELT TENSIONER LINE 1
SEAT BELT TENSIONER-PASSENGER - YELLOW
CAV CIRCUIT FUNCTION
1 20BL PASSENGER SEAT BELT TENSIONER LINE 2
2 20BR PASSENGER SEAT BELT TENSIONER LINE 1
SECURITY SYSTEM MODULE C1 - BROWN
CAV CIRCUIT FUNCTION
1 16BK/WT LEFT TURN SIGNAL
4 16BK/DG RIGHT TURN SIGNAL
5 16BK/VT FAN STAGE 1 RELAY
6 16WT/RD WARM AIR AUXILIARY HEATER CONTROL
7 16RD/GY FUSED B(+)
8 16BK/GY FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
9 18VT/DG TOWING/INTRUSION SENSOR INDICATOR DRIVER
11 16BR/YL FRONT COURTESY LAMPS CONTROL
12 16BR/WT DOOR AJAR SWITCH SENSE
13 16RD/DG FUSED B(+)
14 16BK/BL HOOD AJAR SWITCH SENSE
15 18GY/WT PANIC SWITCH SENSE
16 16BR GROUND
17 18GY/BR TOWING SENSOR SWITCH SENSE
18 18GY/YL INTRUSION SENSOR SWITCH SENSE
20 16BK DRIVER CYLINDER UNLOCK SENSE
21 16RD DRIVER CYLINDER LOCK SENSE
VA8W-80 CONNECTOR PIN-OUTS 8W - 80 - 57

TURN SIGNAL NO. 2-RIGHT FRONT
CAV CIRCUIT FUNCTION
1 16BK/DG RIGHT TURN SIGNAL
2 16BR GROUND
WARM AIR AUXILIARY HEATER ASSEMBLY C1
CAV CIRCUIT FUNCTION
1 16YL HEATER TIMER (CUT-IN SIGNAL)
2 14RD FUSED B(+)
3 20BK/YL PCI BUS
4 14BR GROUND
5 16BR/WT HEATER TIMER
6 16GY/RD HEATER TIMER
7 16WT/RD WARM AIR AUXILIARY HEATER CONTROL
WARM AIR AUXILIARY HEATER ASSEMBLY C2
CAV CIRCUIT FUNCTION
1 16DG/RD METERING PUMP DRIVER
2 16BR METERING PUMP GROUND
WASHER PUMP MOTOR-FRONT
CAV CIRCUIT FUNCTION
1 16BR GROUND
2 16BK/VT/RD WASHER ON/OFF SWITCH OUTPUT
WATER CYCLE VALVE
CAV CIRCUIT FUNCTION
1 18BR/VT WATER CYCLE VALVE CONTROL
2 18BR GROUND
8W - 80 - 64 8W-80 CONNECTOR PIN-OUTSVA

8W-91 CONNECTOR/GROUND/SPLICE LOCATION
TABLE OF CONTENTS
page
CONNECTOR/GROUND/SPLICE LOCATION
DESCRIPTION..........................1
CONNECTOR/GROUND/SPLICE
LOCATION
DESCRIPTION
This section provides illustrations identifying con-
nector, ground, and splice locations in the vehicle.
Connector, ground, and splice indexes are provided.Use the wiring diagrams in each section for connec-
tor, ground, and splice identification. Refer to the
appropriate index for the proper figure number. For
items that are not shown in this section N/S is placed
in the Fig. column.
CONNECTORS
CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
A/C Auxiliary Fan Engine Compartment N/S
A/C Auxiliary Fan Relay (In
Relay Block)Under Driver Seat N/S
A/C Control Module-Roof Instrument Panel N/S
A/C Fan Switch Instrument Panel N/S
A/C Switch - Roof Instrument Panel N/S
Accelerator Pedal Position
SensorOn Gas Pedal 14
Air Outlet Temperature
SensorEngine Compartment (Right Rear) 5,15
Airbag Control Module Under Driver Seat 10,16,18
Airbag Squib-Driver Steering Wheel 10
Airbag Squib-Passenger Instrument Panel (Passenger Side) N/S
Ambient Temperature Sensor Front Engine Compartment 2,15
Ash Receiver Lamp In Ash Tray N/S
Automatic Temperature
Control Module C1Instrument Panel N/S
Automatic Temperature
Control Module C2Instrument Panel N/S
Auxiliary Heater Relay (In
Relay Block)Under Driver Seat N/S
Auxiliary Heater Switch Instrument Panel N/S
Battery Relay-Auxiliary Engine Compartment N/S
Blower Motor Resistor Block Underhood Right (To The
Instrument Panel)4
VA8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 1

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
Cabin Heater Assembly C1 Instrument Panel N/S
Cabin Heater Assembly C2 Instrument Panel N/S
Camshaft Position Sensor Engine Compartment 7
Center High Mounted Stop
LampRear Vehicle N/S
Central Timer Module C1 Instrument Panel N/S
Central Timer Module C2 Instrument Panel N/S
Cigar Lighter Near Ash Tray N/S
Cigar Lighter Lamp Near Cigar Lighter N/S
Circulation Pump (Cabin
Heater Module)Engine Compartment-Front 4
Circulation Pump Diode Engine Compartment N/S
Circulation Pump Relay
(Relay Block)Under Driver Seat N/S
Clockspring C1 Steering Wheel 10
Clockspring C2 Steering Wheel 10,14
Contact Plate-Left Rear
License PlateRear Of Vehicle On Left N/S
Contact Switch Door-Right
RearRight Rear Door 21
Controller Antilock Brake Engine Compartment-Left 2
Courtesy Lamp - Driver Driver Door 20
Courtesy Lamp - Left Sliding
DoorLeft B-Pillar 20
Courtesy Lamp - Passenger
DoorPassenger Door 20
Courtesy Lamp - Right Rear
DoorRight Rear Door 20
Courtesy Lamp - Right
Sliding DoorRight B-Pillar 20
Crankcase Heater Engine Compartment N/S
Crankshaft Position Sensor On Engine N/S
CTEL Connector Instrument Panel N/S
Cylinder Lock Switch-Driver Driver Door 21
D(+) Relay Under Driver Seat N/S
Data Link Connector Under Dash N/S
Daytime Running Lamp
Relay (Relay Block)Under Driver Seat N/S
Daytime Running Lamp
Relay-Left Side (Relay Block)Under Driver Seat N/S
Daytime Running Lamp
Relay-Right Side (Relay
Block)Under Driver Seat N/S
Differential Lock Solenoid
ValveUnderbody 24
VA8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 3
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
Heater Relay-Auxiliary Under Driver Seat N/S
Heater Timer-Auxiliary Under Driver Seat N/S
High Pressure Pump Shutoff
ValveEngine Compartment 6
Hood Ajar Switch Engine Compartment N/S
Horn Engine Compartment N/S
Horn C1 Engine Compartment N/S
Horn C2 Engine Compartment N/S
Horn Relay (Relay Block) Under Driver Seat N/S
Horn-Switch Steering Wheel 10
Ignition Lock Switch Steering Column N/S
Instrument Cluster C1 Instrument Panel 10
Instrument Cluster C2 Instrument Panel 10
Instrument Panel Socket Instrument Panel N/S
Intake Air Temperature
SensorEngine Compartment-Left 5
Interior Lamp No. 1 Headliner-Front 20
Interior Lamp No. 2 Headliner-Front 20
Interior Lamp No. 3 Headliner-Front 20
Interior Lamp No. 4 Headliner-Front 20
Interior Lamp No. 5 Headliner-Front 20
Interior Lamp-Left Left Upper Side 20
Interior Lamp-Middle Front Headliner-Front 20
Interior Lamp-Middle Rear Headliner Middle Rear N/S
Interior Lamp-Rear No. 1 Headliner-Rear 20
Interior Lamp-Rear No. 2 Headliner-Rear 20
Interior Lamp-Right Right Upper Side 20
Interior Lamp-Right Center Headliner-Rear 20
Interior Light Switch Instrument Panel N/S
Interior Light Switch-Driver Driver Side Of Vehicle N/S
Interior Light Switch-
Passenger SidePassenger Side Of Vehicle N/S
Interior Light Switch-Rear Rear Side Of Vehicle N/S
Interior Lighting Connector Instrument Panel N/S
Intrusion Sensor No. 1 Headliner-Front Body 23
Intrusion Sensor No. 2 Headliner-Front Body 23
Intrusion Sensor No. 3 Headliner-Rear Body 23
K138 Relay (Relay Block) Under Driver Seat N/S
K78 Relay (Relay Block) Under Driver Seat N/S
K79 Relay (Relay Block) Under Driver Seat N/S
Kick Down Switch Instrument Panel N/S
Lamp Relay-Left Under Driver Seat N/S
8W - 91 - 6 8W-91 CONNECTOR/GROUND/SPLICE LOCATIONVA
CONNECTOR/GROUND/SPLICE LOCATION (Continued)

CONNECTOR NAME/
NUMBERCOLOR LOCATION FIG.
Transmission Control Module
C2Engine Compartment N/S
Transmission Control Relay
(Fuse Block No. 1)In Fuse Block No.1 N/S
Transmission Solenoid
AssemblyTransmission 9
Turn Signal Lamp No.1-Left
FrontFront Of Vehicle On Left Side N/S
Turn Signal Lamp No.1-Right
FrontFront Of Vehicle On Right Side N/S
Turn Signal Lamp No.2-Left
FrontFront Of Vehicle On The Left Side N/S
Turn Signal Lamp No.2-Right
FrontFront Of Vehicle On The Right
SideN/S
Turn Signal Relay (Fuse
Block No. 1)In Fuse Block No.1 N/S
Turn Signal/Anti-Theft Alarm
Relay-Left (Relay Block)Under Driver Seat N/S
Turn Signal/Anti-Theft Alarm
Relay-Right (Relay Block)Under Driver Seat N/S
Warm Air Auxiliary Heater
Assembly C1Instrument Panel 15
Warm Air Auxiliary Heater
Assembly C2Instrument Panel 15
Washer Pump Motor-Front Engine Compartment N/S
Wastegate Solenoid Engine Compartment N/S
Water Cycle Valve Underhood (To The Instrument
Panel)4
Water In Fuel Sensor Engine Compartment 8
Wheel Speed Sensor-Left
FrontLeft Front Wheel 2
Wheel Speed Sensor-Left
RearLeft Rear Wheel 2
Wheel Speed Sensor-Right
FrontRight Front Wheel N/S
Wheel Speed Sensor-Right
RearRight Rear Wheel N/S
Window Defogger Module -
RearRear Of Vehicle N/S
Window Defogger Relay-Left
Rear (Relay Block)Under Driver Seat N/S
Window Defogger Relay-
Right Rear (Relay Block)Under Driver Seat N/S
Window Defogger Switch -
RearInstrument Panel N/S
Window Defogger-Left Rear On Left Rear Window N/S
VA8W-91 CONNECTOR/GROUND/SPLICE LOCATION 8W - 91 - 9
CONNECTOR/GROUND/SPLICE LOCATION (Continued)