Chrysler 300M 2002 Service Manual page 1878

Symptom:
*NO RESPONSE FROM LEFT SIACM
INTERROGATE ACM
GROUND CIRCUIT OPEN
FUSED IGNITION SWITCH OUTPUT RUN/START CIRCUIT OPEN
LEFT SIDE IMPACT AIRBAG CONTROL MODULE
PCI BUS CIRCUIT OPEN
BODY CONTROL MODULE
TEST
1 Note: Ensure the battery is fully charged.
Turn the ignition on.
With the DRBIII , select Passive Restraints.
With the DRBIII , select Airbag and read the active DTC's.
Is the Loss Of Ignition Run/Start DTC set?
Yes → Refer to the symptom list and perform the Loss Of Ignition
→ Go To 2
No
2 Ensure that the battery is fully charged.
Warning: TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT
TWO MINUTES BEFORE PROCEEDING.
Disconnect the Left Side Impact Airbag Control Module harness connector.
Using a 12-volt test light connected to 12-volts, probe both Ground circuits.
NOTE: Make sure test light is connected to the Battery positive terminal.
Is the test light illuminated for each circuit?
Yes → Go To 3
→ Repair the Ground circuit for an open.
No
Note: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.
3 Warning: TURN IGNITION OFF, DISCONNECT THE BATTERY AND WAIT
TWO MINUTES BEFORE PROCEEDING.
Disconnect the Left Side Impact Airbag Control Module harness connector.
Turn the ignition on and then reconnect the Battery.
Measure the voltage of the Fused Ignition Switch Output Run/Start circuit.
Is the voltage above 6.0 volts?
Yes → Go To 4
→ Repair the Fused Ignition Switch Output Run/Start circuit for an
No
Note: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.
POSSIBLE CAUSES
ACTION
Run/Start symptom.
Perform AIRBAG VERIFICATION TEST - VER 1.
Perform AIRBAG VERIFICATION TEST - VER 1.
open.
Perform AIRBAG VERIFICATION TEST - VER 1.
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COMMUNICATION
APPLICABILITY
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All
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