fuse MERCEDES-BENZ SPRINTER 2006 Owner's Manual

TEST ACTION APPLICABILITY
3 Disconnect the Intrusion Sensor No. 3 connector.
Measure the voltage of the Fused B(+) circuit.
Is the voltage above 10.0 volts?All
Ye s!Go To 4
No!Repair the Fused B(+) circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
4 Disconnect the Intrusion Sensor No. 3 connector.
Measure the resistance of the Ground circuit at the Intrusion Sensor connector.
Is the resistance below 5.0 ohms?All
Ye s!Go To 5
No!Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the Security System Module C2 connector.
Disconnect the Intrusion Sensor No. 3 connector.
Measure the resistance between ground and the Intrusion Sensor 3 Signal circuit.
Is the resistance below 5.0 ohms?All
Ye s!Repair the Intrusion Sensor 3 Signal wire for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No!Go To 6
6 Disconnect the Intrusion Sensor No. 3 connector.
Disconnect the Security System Module C2 connector.
Measure the resistance of the Intrusion Sensor 3 Signal circuit between the SSM C2
connector and the Intrusion Sensor No 3 connector.
Is the resistance below 5.0 ohms?All
Ye s!Go To 7
No!Repair the Intrusion Sensor 3 Signal wire for an open.
Perform BODY VERIFICATION TEST - VER 1.
7 Disconnect the Intrusion Sensor No. 3 connector.
Disconnect the Security System Module C2 connector.
Measure the resistance between ground and the Intrusion Sensor Interface circuit.
Is the resistance below 5.0 ohms?All
Ye s!Repair the Intrusion Sensor Interface circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No!Go To 8
8 Disconnect the Intrusion Sensor No. 3 connector.
Disconnect the Security System Module C2 connector.
Measure the resistance of the Intrusion Sensor Interface circuit between the SSM C2
connector and the Intrusion Sensor No. 3 connector.
Is the resistance below 5.0 ohms?All
Ye s!Replace the Intrusion Sensor.
Perform BODY VERIFICATION TEST - VER 1.
No!Repair the Intrusion Sensor Interface circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
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VEHICLE THEFT/SECURITY
INTRUSION SENSOR 3 CIRCUIT OPEN/SHORT TO GROUND ÐContinued

Symptom:
SIREN CIRCUIT OPEN/SHORTED TO GROUND
When Monitored and Set Condition:
SIREN CIRCUIT OPEN/SHORTED TO GROUND
When Monitored: Whenever the battery voltage is above 10.0 volts and the Security
System Module is connected.
Set Condition: The Security System Module detects the incorrect voltage on the Siren
Signal Control circuit.
POSSIBLE CAUSES
DTC PRESENT
FUSE 2 IN FUSE BLOCK 3
FUSED B(+) WIRE OPEN
GROUND CIRCUIT OPEN
SIREN SIGNAL CONTROL WIRE SHORTED
SIREN SIGNAL CONTROL WIRE OPEN
SIREN
TEST ACTION APPLICABILITY
1 With the DRBIIIt, record and erase DTC's.
Remove the ignition key.
Close and lock all doors and set the Vehicle Theft Security System.
Wait 1 minute.
Disarm the Vehicle Theft System.
With the DRBIIIt, read DTC's.
Does the DRBIIItdisplay the same DTC?All
Ye s!Go To 2
No!Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform BODY VERIFICATION TEST - VER 1.
2 Check Fuse 2 in Fuse Block 3.
Is the fuse open?All
Ye s!Check for a short to ground and replace the fuse.
Perform BODY VERIFICATION TEST - VER 1.
No!Go To 3
3 Disconnect the Siren connector.
Measure the voltage of the Fused B(+) circuit.
Is the voltage above 10.0 volts?All
Ye s!Go To 4
No!Repair the Fused B(+) circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
235
VEHICLE THEFT/SECURITY

8.6.2 CABIN HEATER & HEATER BOOSTER SYSTEM COMPONENTS
8.6.3 AUTO TEMP CONTROL, CABIN HEATER, & HEATER BOOSTER FUSES & RELAYS
8.6.4 EVAP TEMP SENSOR & AIR OUTLET TEMP SENSOR
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COMPONENT LOCATIONS

9.0 CONNECTOR PINOUTS
A/C AUXILIARY FANCAV CIRCUIT FUNCTION
1 14DG/BK A/C AUXILIARY FAN RELAY OUTPUT
2 14BR GROUND
AIR OUTLET TEMPERATURE SENSORCAV CIRCUIT FUNCTION
1 18BR/GY AIR OUTLET TEMPERATURE SENSOR SIGNAL
2 18BR/BL SENSOR GROUND
AIRBAG CONTROL MODULE - YELLOWCAV CIRCUIT FUNCTION
1 20BL DRIVER SEAT BELT TENSIONER LINE 2
2 20BR/YL DRIVER SEAT BELT TENSIONER LINE 1
3 20BL PASSENGER SEAT BELT TENSIONER LINE 2
4 20BR PASSENGER SEAT BELT TENSIONER LINE 1
5 20BK FUSED IGNITION SWITCH OUTPUT (RUN-START)
6 20BR GROUND
7 20YL AIRBAG WARNING INDICATOR DRIVER
8- -
9 20BK/RD K-ACM
10 20DG DRIVER AIRBAG SQUIB 1 LINE 2
11 20VT DRIVER AIRBAG SQUIB 1 LINE 1
12 - -
13 20BL/DG PASSENGER AIRBAG SQUIB 1 LINE 2
14 20BR/DG PASSENGER AIRBAG SQUIB 1 LINE 1
15 - -
16 - -
17 - -
18 - -
19 - -
20 20DG ENHANCED ACCIDENT REPORT DRIVER
21 -
22 -
23 -
24 -
25 -
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CONNECTOR PINOUTS

AUTOMATIC TEMPERATURE CONTROL MODULE C1 - BROWNCAV CIRCUIT FUNCTION
1 16RD/BL FUSED B(+)
2 18DG/RD (REST SYSTEM) CIRCULATION PUMP CONTROL
3 18BK/RD A/C AUXILIARY FAN RELAY HIGH SIDE CONTROL
4 16BL/YL HEATER BOOSTER MODE
5 18BR/VT WATER CYCLE VALVE CONTROL
6 20RD/BL 5 VOLT SUPPLY
7 18BK/YL K-IC/ATC/HBM/CHM
8 16RD/YL/WT FUSED D(+) RELAY OUTPUT
8 20BL/VT D(+) RELAY CONTROL
9 16GY/DG/RD LAMP DRIVER
10 16BL CABIN HEATER CONTROL
11 16BK/BL/WT RECIRCULATED AIR SOLENOID VALVE CONTROL
12 16BL/DG A/C COMPRESSOR CLUTCH CONTROL
13 18BR/DG EVAPORATOR TEMPERATURE SENSOR SIGNAL
14 - -
15 16BR GROUND
16 18BR/GY AIR OUTLET TEMPERATURE SENSOR SIGNAL
17 20DG/WT CAN C BUS (+)
18 18BR/BL SENSOR GROUND
19 20BR/RD REFRIGERANT PRESSURE SENSOR FEEDBACK
20 20DG CAN C BUS (-)
21 16BK/BL/DG FUSED IGNITION SWITCH OUTPUT
AUTOMATIC TEMPERATURE CONTROL MODULE C2CAV CIRCUIT FUNCTION
1 14BK/VT FAN STAGE 1 RELAY OUTPUT
1 12YL BLOWER MOTOR LOW DRIVER
2 12WT BLOWER MOTOR HIGH DRIVER
3 12WT/BK BLOWER MOTOR M1 DRIVER
4 12YL/BK BLOWER MOTOR M2 DRIVER
5 12RD/BL FUSED B(+)
AUXILIARY HEATER CONTROLCAV CIRCUIT FUNCTION
1 16GY/DG/RD LAMP DRIVER
2- -
3 16RD/YL FUSED B(+)
4- -
5- -
6- -
7 16YL CABIN HEATER CONTROL
8- -
9- -
10 16BR GROUND
BLOWER MOTOR RESISTOR BLOCKCAV CIRCUIT FUNCTION
1 12YL/BK BLOWER MOTOR M2 DRIVER
2 12YL BLOWER MOTOR LOW DRIVER
3 12WT/BK BLOWER MOTOR M1 DRIVER
4 12DG BLOWER MOTOR HIGH DRIVER
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CONNECTOR PINOUTS

BLOWER MOTOR-FRONT - BLACKCAV CIRCUIT FUNCTION
1 12RD/BL BLOWER MOTOR (+)
2 12BK GROUND
C205 - YELLOW (DASH SIDE)CAV CIRCUIT
1 20BL/DG
2 20BR/DG
C205 - YELLOW (MAIN BODY SIDE)CAV CIRCUIT
1 20BL/DG
2 20BR/DG
CENTRAL TIMER MODULE C1 - PINKCAV CIRCUIT FUNCTION
1 16DG/BK DRIVER DOOR UNLOCK SENSE
2 16BL/RD DRIVER DOOR LOCK DRIVER
3 16BK/RD DRIVER DOOR UNLOCK DRIVER
4 16YL/BK DRIVER DOOR LOCK SENSE
5 16DG/BL/WT PASSENGER FRONT DOOR UNLOCK SENSE
6 16YL/BL PASSENGER FRONT DOOR LOCK SENSE
7 16WT/YL MASTER DOOR LOCK SWITCH SENSE-ALL DOORS
8 16RD/BK FUSED D(+) RELAY NO. 1 OUTPUT
9 16WT/BL (EXCEPT VTSS) RKE INTERFACE
9 16WT/BL/RD (VTSS) RKE INTERFACE
10 16BK/RD FUSED IGNITION SWITCH OUTPUT (ACC-RUN-START)
11 16DG ENHANCED ACCIDENT REPORT DRIVER
12 20DG/WT/BL K-CTM/SSM
13 14RD/WT FUSED B(+)
14 14BR GROUND
15 16WT/BK DRIVER DOOR AJAR INDICATOR DRIVER
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CONNECTOR PINOUTS

CENTRAL TIMER MODULE C2 - LT. GREENCAV CIRCUIT FUNCTION
1- -
2- -
3 16WT/DG PASSENGER DOOR AJAR INDICATOR DRIVER
4- -
5- -
6 16WT/RD MASTER DOOR LOCK SWITCH SENSE-PASSENGER DOORS
7 16DG/BK LEFT SLIDING DOOR UNLOCK SENSE
8- -
9- -
10 16DG/RD REAR DOOR UNLOCK SENSE
11 16YL/WT LEFT SLIDING DOOR LOCK SENSE
12 16YL/BK REAR DOOR LOCK SENSE
13 16YL/RD RIGHT SLIDING DOOR LOCK SENSE
14 16DG/YL RIGHT SLIDING DOOR UNLOCK SENSE
15 - -
16 - -
17 16BK/RD PASSENGER DOORS UNLOCK DRIVER (+)
18 16BL/RD PASSENGER DOORS LOCK DRIVER (+)
CIRCULATION PUMP (CABIN HEATER MODULE)CAV CIRCUIT FUNCTION
1 18DG/RD CIRCULATION PUMP RELAY OUTPUT
2 18BR GROUND
CIRCULATION PUMP (REST SYSTEM)CAV CIRCUIT FUNCTION
1 18DG/RD CIRCULATION PUMP CONTROL
2 18BR GROUND
CIRCULATION PUMP DIODECAV CIRCUIT FUNCTION
3 18DG/RD CIRCULATION PUMP RELAY OUTPUT
4 18DG/BK (CABIN HEATER
MODULE)CIRCULATION PUMP RELAY OUTPUT
4 18BK (EXCEPT PROGRAM
TIMER)FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
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CONNECTOR PINOUTS

CLOCKSPRING C2 - YELLOWCAV CIRCUIT FUNCTION
1 20VT DRIVER AIRBAG SQUIB 1 LINE 1
2 20DG DRIVER AIRBAG SQUIB 1 LINE 2
CONTROLLER ANTILOCK BRAKECAV CIRCUIT FUNCTION
1 12BR GROUND
2 12RD FUSED B(+)
3- -
4- -
5 14BR GROUND
6 14RD FUSED B(+)
7- -
8 20BK/DG SENSOR SIGNAL
9 20YL/WT SENSOR SIGNAL
10 20YL/RD SENSOR SIGNAL
11 18BL/BK K-ABS/SHIFTER ASSEMBLY
12 18BK LEFT FRONT WHEEL SPEED SENSOR (+)
13 - -
14 20WT LEFT REAR WHEEL SPEED SENSOR (+)
15 18BR RIGHT FRONT WHEEL SPEED SENSOR (-)
16 18BK RIGHT FRONT WHEEL SPEED SENSOR (+)
17 - -
18 - -
19 - -
20 20WT BRAKE SWITCH OUTPUT
21 20BR GROUND
22 - -
23 18BK/RD FUSED OPTIONAL EQUIPMENT RELAY OUTPUT
24 20DG/WT CAN C BUS (+)
25 20BR SENSOR GROUND
26 20WT/GY BRAKE PRESSURE SENSOR SIGNAL
27 18BK/BL TCS SWITCH (ASR) SENSE
28 18BR LEFT FRONT WHEEL SPEED SENSOR (-)
29 20BR LEFT REAR WHEEL SPEED SENSOR (-)
30 20BR RIGHT REAR WHEEL SPEED SENSOR (-)
31 20YL RIGHT REAR WHEEL SPEED SENSOR (+)
32 18BK/RD BRAKE LAMP SWITCH OUTPUT
33 - -
34 - -
35 - -
36 - -
37 - -
38 - -
39 20RD/BL POWER INPUT
40 20DG CAN C BUS (-)
41 20DG/YL SENSOR SIGNAL
42 20WT/RD 5 VOLT SUPPLY
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CONNECTOR PINOUTS

CYLINDER LOCK SWITCH-DRIVERCAV CIRCUIT FUNCTION
1 16BK DRIVER CYLINDER UNLOCK SENSE
2- -
3 16BR GROUND
4 16RD DRIVER CYLINDER LOCK SENSE
DATA LINK CONNECTOR - BLACKCAV CIRCUIT FUNCTION
1 20WT/DG K-SKREEM
2- -
3 20DG/YL ENGINE RPM
4 20BR GROUND
5 20BR GROUND
6- -
7 20BL/YL K-ECM
8 20BK/BL/DG FUSED IGNITION SWITCH OUTPUT (RUN-START)
9 20BL/BK K-ABS/SHIFTER ASSEMBLY
10 - -
11 20BL K-TCM/RADIO
12 20GY/DG/RD K-CTM/SSM
13 20BK/RD K-ACM
14 - -
15 20WT/GY K-IC/ATC/HBM/CHM
16 20RD/YL FUSED B(+)
DOOR LOCK MOTOR/AJAR SWITCH ASSEMBLY-DRIVER C1CAV CIRCUIT FUNCTION
1 16YL/BK DRIVER DOOR LOCK SENSE
2 16DG/BK DRIVER DOOR UNLOCK SENSE
DOOR LOCK MOTOR/AJAR SWITCH ASSEMBLY-DRIVER C2CAV CIRCUIT FUNCTION
1 16BK/RD DRIVER DOOR UNLOCK DRIVER
2 16BL/RD DRIVER DOOR LOCK DRIVER
DOOR LOCK MOTOR/AJAR SWITCH ASSEMBLY-LEFT SLIDING C1CAV CIRCUIT FUNCTION
1 16BK/RD PASSENGER DOORS UNLOCK DRIVER (+)
2 16BL/RD PASSENGER DOORS LOCK DRIVER (+)
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CONNECTOR PINOUTS

DOOR LOCK MOTOR/AJAR SWITCH ASSEMBLY-RIGHT SLIDING C1CAV CIRCUIT FUNCTION
1 16BK/RD PASSENGER DOORS UNLOCK DRIVER (+)
2 16BL/RD PASSENGER DOORS LOCK DRIVER (+)
DOOR LOCK MOTOR/AJAR SWITCH ASSEMBLY-RIGHT SLIDING C2CAV CIRCUIT FUNCTION
3 16YL/RD RIGHT SLIDING DOOR LOCK SENSE
4 16DG/YL RIGHT SLIDING DOOR UNLOCK SENSE
DOSING PUMPCAV CIRCUIT FUNCTION
1 16DG DOSING PUMP CONTROL
2 16BR GROUND
ENGINE CONTROL MODULE C1 (EXCEPT OBD) - BLACKCAV CIRCUIT FUNCTION
1 16BK/RD FUSED ENGINE CONTROL RELAY OUTPUT
2- -
3- -
4 14BR GROUND
5 14BR GROUND
6 14BR GROUND
7 14BK/BL FUSED ENGINE CONTROL RELAY OUTPUT
8 14BK/BL FUSED ENGINE CONTROL RELAY OUTPUT
9- -
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CONNECTOR PINOUTS