2006 MERCEDES-BENZ SPRINTER Service Manual

wheel size relay transmission fluid ad blue fuse checking oil

Page 33 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual TEST ACTION APPLICABILITY
2WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
Disconnect the Airbag Control Module connector.

TEST ACTION APPLICABILITY
2WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
Disconnect the Airbag Control Module connector.
WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY
TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
NOTE: Check connectors - Clean and repair as necessary.
Connect the Airbag Load Tool ACM Adaptor to the Airbag Control Module connector.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
ON, THEN RECONNECT THE BATTERY.
Measure the voltage of the Airbag Warning Indicator Driver circuit at the ACM
adaptor.
Is the voltage above 9.0 volts?All
Ye s!Go To 3
No!Go To 5
3 Turn the ignition off.
Connect a jumper between the Airbag Warning Indicator Driver circuit at the ACM
Adaptor and ground.
Turn the ignition on.
Observe the SRS indicator while turning the ignition on.
Does the SRS indicator illuminate?All
Ye s!Go To 4
No!Replace the Instrument Cluster in accordance with Service In-
structions.
Perform AIRBAG VERIFICATION TEST - VER 1.
4WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY
TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
If there are no possible causes remaining, view repair.All
Repair:
Replace the Airbag Control Module in accordance with Service
Instructions.
Perform AIRBAG VERIFICATION TEST - VER 1.
5 Turn the ignition off.
Disconnect the Instrument Cluster connectors.
NOTE: Check connectors - Clean and repair as necessary.
Measure the resistance of the Airbag Warning Lamp Driver circuit between the ACM
Adaptor and Instrument Cluster Connector.
Is the resistance below 5.0 ohms?All
Ye s!Go To 6
No!Repair the open or high resistance in the Airbag Warning Indica-
tor Driver circuit.
Perform AIRBAG VERIFICATION TEST - VER 1.
20
AIRBAG
AIRBAG WARNING INDICATOR - DRIVER LOW ÐContinued

Page 34 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual TEST ACTION APPLICABILITY
6 Measure the resistance of the Airbag Warning Lamp Driver circuit between the
Airbag Control Module Adaptor and ground.
Is the resistance below 5.0 ohms?All
Ye s!Repair the

TEST ACTION APPLICABILITY
6 Measure the resistance of the Airbag Warning Lamp Driver circuit between the
Airbag Control Module Adaptor and ground.
Is the resistance below 5.0 ohms?All
Ye s!Repair the Airbag Warning Indicator Driver circuit shorted to
ground.
Perform AIRBAG VERIFICATION TEST - VER 1.
No!Go To 7
7WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY
TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
If there are no possible causes remaining, view repair.All
Repair:
Replace the Airbag Control Module in accordance with the Service
Information.
Perform AIRBAG VERIFICATION TEST - VER 1.
8 With the DRBIIIt, record and erase all DTC's from all Airbag modules.
If equipped with Passenger Airbag On - Off switch, read the DTC's in all switch
positions.
If any ACTIVE codes are present they must be resolved before diagnosing any stored
codes.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
Look for chaffed, pierced, pinched, or partially broken wires and broken, bent, pushed
out, spread, corroded, or contaminated terminals.
The following additional checks may assist you in identifying a possible intermittent
problem.
Reconnect any disconnected components and harness connector.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
With the DRBIIItmonitor active codes as you work through the following steps.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, MAINTAIN A SAFE
DISTANCE FROM ALL AIRBAGS WHILE PERFORMING THE FOLLOWING
STEPS.
Wiggle the wiring harness and connectors of the related airbag circuit or component.
If codes are related to the Driver circuits, rotate the steering wheel from stop to stop.
You have just attempted to simulate the condition that initially set the trouble code
message.
Did the DTC become active?All
Ye s!Select appropriate symptom from Symptom List.
No!No problem found at this time. Erase all codes before returning
vehicle to customer.
21
AIRBAG
AIRBAG WARNING INDICATOR - DRIVER LOW ÐContinued

Page 35 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual Symptom List:
DRIVER SEAT BELT TENSIONER - INCORRECT FEEDBACK
DRIVER SQUIB 1 - INCORRECT FEEDBACK
INTERNAL 1
INTERNAL 2
INTERNAL 3
PASSENGER SEAT BELT TENSIONER - INCORRECT FEEDBACK
PASSENGER SQUIB 1

Page 36 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual STORED ENERGY FIRING 2
When Monitored: With the ignition on, the module on board diagnostics continuously
performs internal voltage tests.
Set Condition: This DTC will set if the ACM identifies an int

Page 37 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual Symptom:
DRIVER SEAT BELT TENSIONER CIRCUIT OPEN
When Monitored and Set Condition:
DRIVER SEAT BELT TENSIONER CIRCUIT OPEN
When Monitored: With the ignition on the ACM monitors the resistance of the D

Page 38 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual TEST ACTION APPLICABILITY
3WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
Disconnect the Load Tool from the Driver Seat B

TEST ACTION APPLICABILITY
3WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
Disconnect the Load Tool from the Driver Seat Belt Tensioner connector.
Disconnect the Airbag Control Module Connector(s).
NOTE: Check connectors - Clean and repair as necessary.
Connect the appropriate Load Tool ACM Adaptor to the Airbag Control Module
connector(s).
Measure the resistance of the Driver SBT Line 1 and Line 2 circuits between the
Load Tool Adapter and the Driver SBT connector.
Is the resistance below 1.0 ohms on both circuit?All
Ye s!Go To 4
No!Repair open or high resistance in Driver Seat Belt Tensioner Line
1 Line 2 circuits.
Perform AIRBAG VERIFICATION TEST - VER 1.
4WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY
TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
If there are no possible causes remaining, view repair.All
Repair:
Replace the Airbag Control Module in accordance with the Service
information.
Perform AIRBAG VERIFICATION TEST - VER 1.
5 With the DRBIIIt, record and erase all DTC's from all Airbag modules.
If equipped with Passenger Airbag On - Off switch, read the DTC's in all switch
positions.
If any ACTIVE codes are present they must be resolved before diagnosing any stored
codes.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
Look for chaffed, pierced, pinched, or partially broken wires and broken, bent, pushed
out, spread, corroded, or contaminated terminals.
The following additional checks may assist you in identifying a possible intermittent
problem.
Reconnect any disconnected components and harness connector.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
With the DRBIIItmonitor active codes as you work through the following steps.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, MAINTAIN A SAFE
DISTANCE FROM ALL AIRBAGS WHILE PERFORMING THE FOLLOWING
STEPS.
Wiggle the wiring harness and connectors of the related airbag circuit or component.
If codes are related to the Driver circuits, rotate the steering wheel from stop to stop.
You have just attempted to simulate the condition that initially set the trouble code
message.
Did the DTC become active?All
Ye s!Select appropriate symptom from Symptom List.
No!No problem found at this time. Erase all codes before returning
vehicle to customer.
25
AIRBAG
DRIVER SEAT BELT TENSIONER CIRCUIT OPEN ÐContinued

Page 39 of 2305

MERCEDES-BENZ SPRINTER 2006 Service Manual Symptom:
DRIVER SEAT BELT TENSIONER CIRCUIT SHORT
When Monitored and Set Condition:
DRIVER SEAT BELT TENSIONER CIRCUIT SHORT
When Monitored: With the ignition on the ACM monitors the resistance of the

Page 40 of 2305

TEST ACTION APPLICABILITY
3WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
Disconnect the Load Tool from the Driver Seat Belt Tensioner connector.
Disconnect the Airbag Control Module connector(s).
NOTE: Check connectors - Clean and repair as necessary.
Connect the appropriate Load Tool ACM Adaptor to the Airbag Control Module
connector(s).
Measure the resistance between the Driver SBT Line 1 and Line 2 circuit at the
Driver SBT connector.
Is the resistance below 10K Ohms?All
Ye s!Repair Driver Seat Belt Tensioner Line 1 circuit short to Driver
Seat Belt Tensioner Line 2 circuit.
Perform AIRBAG VERIFICATION TEST - VER 1.
No!Go To 4
4WARNING: IF THE AIRBAG CONTROL MODULE IS DROPPED AT ANY
TIME, IT MUST BE REPLACED. FAILURE TO TAKE THE PROPER PRE-
CAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT
AND PERSONAL INJURY OR DEATH.
If there are no possible causes remaining, view repair.All
Repair:
Replace the Airbag Control Module in accordance with the Service
Information. WARNING: IF THE AIRBAG CONTROL MODULE
IS DROPPED AT ANY TIME, IT MUST BE REPLACED.
Perform AIRBAG VERIFICATION TEST - VER 1.
5 With the DRBIIIt, record and erase all DTC's from all Airbag modules.
If equipped with Passenger Airbag On - Off switch, read the DTC's in all switch
positions.
If any ACTIVE codes are present they must be resolved before diagnosing any stored
codes.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Using the wiring diagram/schematic as a guide, inspect the wiring and connectors.
Look for chaffed, pierced, pinched, or partially broken wires and broken, bent, pushed
out, spread, corroded, or contaminated terminals.
The following additional checks may assist you in identifying a possible intermittent
problem.
Reconnect any disconnected components and harness connector.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
With the DRBIIItmonitor active codes as you work through the following steps.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, MAINTAIN A SAFE
DISTANCE FROM ALL AIRBAGS WHILE PERFORMING THE FOLLOWING
STEPS.
Wiggle the wiring harness and connectors of the related airbag circuit or component.
If codes are related to the Driver circuits, rotate the steering wheel from stop to stop.
You have just attempted to simulate the condition that initially set the trouble code
message.
Did the DTC become active?All
Ye s!Select appropriate symptom from Symptom List.
No!No problem found at this time. Erase all codes before returning
vehicle to customer.
27
AIRBAG
DRIVER SEAT BELT TENSIONER CIRCUIT SHORT ÐContinued

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