Chrysler 300M 2002 Service Manual page 1752

AIRBAG WARNING INDICATOR TEST —
TEST
2 With the DRBIII , ensure PCI Bus communications with the Instrument Cluster.
Is the Instrument Cluster communicating on the PCI Bus?
Yes → Go To 3
→ Refer to category COMMUNICATION CATEGORY and select the
No
3 With the DRBIII select PASSIVE RESTRAINTS, AIRBAG and MONITOR DIS-
PLAY.
Using the DRBIII , read the WARNING LAMP MONITOR screen.
Select the LAMP STATUS displayed on the DRB monitors screen.
Does the DRBIII show the LAMP STATUS: OK?
YES
NO
4 WARNING: TURN THE IGNITION OFF, DISCONNECT THE BATTERY AND
WAIT TWO MINUTES BEFORE PROCEEDING.
If there are no possible causes remaining, view repair.
Repair
5 NOTE: Ensure the battery is fully charged.
With the DRBIII , 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 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 ?
Yes → Select appropriate symptom from Symptom List.
→ No problem found at this time. Erase all codes before returning
No
ACTION
related symptom INSTRUMENT CLUSTER BUS +/- SIGNAL
OPEN.
Perform BODY VERIFICATION TEST - VER 1.
Go To 4
Replace Instrument Cluster.
Perform BODY VERIFICATION TEST - VER 1.
Replace the Airbag Control Module in accordance with Service
Instructions. WARNING: IF THE AIRBAG CONTROL MODULE
IS DROPPED AT ANY TIME, IT MUST BE REPLACED.
Perform AIRBAG VERIFICATION TEST - VER 1.
vehicle to customer.
Continued
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AIRBAG
APPLICABILITY
All
All
All
All