Dodge Viper SRT-10 (ZB). Manual - part 296

TEST

ACTION

APPLICABILITY

Remove the Airbag Run fuse.
NOTE: Check connectors - Clean and repair as necessary.
Measure the resistance of the Fused Ignition Switch Output Run circuit between the
Run Fuse and ground.
Is the resistance below 10.0 ohms ?

All

Yes

→ Go To 4

→ Replace the defective fuse.

Perform AIRBAG VERIFICATION TEST - VER 1.

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Disconnect the Airbag Control Module connector.
NOTE: Check connectors - Clean and repair as necessary.
Measure the resistance of the Fused Ignition Switch Output Run circuit between the
ACM connector and ground.
Is the resistance below 10K ohms ?

All

Yes

→ Repair the Fused Ignition Switch Output Run circuit for a short

to ground and replace Airbag Run Fuse.
Perform AIRBAG VERIFICATION TEST - VER 1.

→ Go To 5

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BEFORE
PROCEEDING.
If there are no possible causes remaining, view repair.

All

Repai:

Replace the Airbag Control Module in accordance with Service
Instructions and replace the Run Only Fuse.
Perform AIRBAG VERIFICATION TEST - VER 1.

NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.

Turn the ignition on.
Measure the voltage of the Ignition Switch Output Run circuit between the Airbag
Run circuit fuse and ground.
Is the voltage above approximately 4.5 volts?

All

Yes

→ Go To 7

→ Repair the open Ignition Switch Output Run circuit.

Perform AIRBAG VERIFICATION TEST - VER 1.

AIRBAG

LOSS OF IGNITION RUN ONLY —

Continued

TEST

ACTION

APPLICABILITY

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Disconnect the Airbag Control Module connector.
NOTE: Check connectors - Clean and repair as necessary.
Reinstall the airbag Run fuse.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
Measure the voltage of the Fused Ignition Switch Output Run circuit at the Airbag
Control Module connector.
Is the voltage above approximately 4.5 volts?

All

Yes

→ Go To 8

→ Repair the an open or high resistance in the Fused Ignition

Switch Output Run circuit.
Perform AIRBAG VERIFICATION TEST - VER 1.

WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE 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.

NOTE: Ensure the battery is fully charged.
With the DRBIII

t, record and erase all DTCs from all modules.

All active codes must be resolved before diagnosing any stored codes.
Maintain a safe distance from all airbags while performing the following steps.
With the DRBIII

t monitor active codes as you work through the system.

NOTE: If equipped with Passenger Airbag On-Off switch, read the DTC’s in
all switch positions.
Wiggle the wiring harness and connectors of the appropriate airbag system and
rotate the steering wheel from stop to stop.
NOTE: Check connectors - Clean and repair as necessary.
You have just attempted to simulate the condition that initially set the trouble code
message.
The following additional checks may assist you in identifying a possible intermittent
problem:
- Visually inspect related wire harness connectors. Look for broken, bent, pushed out,
spread, corroded, or contaminated terminals.
- Visually inspect the related harnesses. Look for chafed, pierced, pinched or partially
broken wire.
- Refer to Wiring Diagrams and Technical Service Bulletins that may apply.
Did the DTC become active ?

All

Yes

→ Select appropriate symptom from Symptom List.

→ No problem found at this time. Erase all codes before returning

vehicle to customer.

AIRBAG

LOSS OF IGNITION RUN ONLY —

Continued

Symptom:

NO CLUSTER MESSAGE

When Monitored and Set Condition:

NO CLUSTER MESSAGE

When Monitored:

With ignition on, the ACM monitors the PCI Bus for a message from

the MIC containing the airbag warning indicator status. The MIC transmits the message
one time at ignition on, lamp state change, or in response to the ACM message.

Set Condition:

If the MIC message is not received for 10 consecutive seconds, the code

will set.

POSSIBLE CAUSES

MIC, COMMUNICATION FAILURE

ACM, NO CLUSTER MESSAGES

STORED CODE OR INTERMITTENT CONDITION

ACTIVE CODE PRESENT

TEST

ACTION

APPLICABILITY

NOTE: Ensure that the battery is fully charged.
NOTE: For the purpose of this test, the AECM and ORC modules will be
referred to as an ACM.
Turn the ignition on.
SELECT ACTIVE or STORED DTC:

All

ACM - ACTIVE DTC

Go To

ACM - STORED DTC

Go To

NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.

Turn the ignition on.
With the DRBIII

t, ensure PCI Bus communications with the Instrument Cluster.

Is the Instrument Cluster communicating on the PCI Bus?

All

Yes

→ Go To 3

→ Refer to category COMMUNICATION CATEGORY and select the

related symptom INSTRUMENT CLUSTER BUS +/- SIGNAL
OPEN or NO RESPONSE.

AIRBAG

TEST

ACTION

APPLICABILITY

All

Repair

Replace the Airbag Control Module in accordance with Service
Instructions.
Perform AIRBAG VERIFICATION TEST - VER 1.

NOTE: When reconnecting airbag system components the Ignition must be
turned off and the Battery must be disconnected.

NOTE: Ensure the battery is fully charged.
With the DRBIII

t, record and erase all DTCs from all modules.

All active codes must be resolved before diagnosing any stored codes.
Maintain a safe distance from all airbags while performing the following steps.
With the DRBIII

t monitor active codes as you work through the system.

All

Yes

→ Select appropriate symptom from Symptom List.

→ No problem found at this time. Erase all codes before returning

vehicle to customer.

AIRBAG

NO CLUSTER MESSAGE —

Continued

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