Response From Airbag Control Module - Dodge ZB 2005 Service Manual

COMMUNICATION
Symptom:
*NO RESPONSE FROM AIRBAG CONTROL MODULE
CHECKING FOR VOLTAGE
GROUND CIRCUIT OPEN
PCI BUS CIRCUIT OPEN
AIRBAG CONTROL MODULE
TEST
1 Ensure that the battery is fully charged.
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 C2 harness connector.
Connect the appropriate Load Tool ACM Adapter to the ACM connector.
Turn the ignition on and then reconnect the Battery.
Using a 12-volt test light connected to ground, probe the Fused Ignition Switch
Output (Run) Circuit and the Fused Ignition Switch Output (Run/Start) Circuit.
NOTE: One open circuit will not cause a NO RESPONSE condition.
Is the test light illuminated for each circuit?
Yes → Go To 2
→ Repair the Fused Ignition Switch Output (Run) and Fused
No
NOTE: When reconnecting airbag system components, the ignition must be
turned off and the battery must be disconnected.
2 Ensure that the battery is fully charged.
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 C2 harness connector.
Connect the appropriate Load Tool ACM Adapter to the ACM connector.
Using a 12-volt test light connected to 12-volts, probe the ground circuit.
NOTE: Make sure test light is connected to the Battery positive terminal.
Is the test light illuminated?
Yes → Go To 3
→ Repair the Ground circuit for an open.
No
When reconnecting Airbag system components, the ignition must be turned
off and the battery must be disconnected.
POSSIBLE CAUSES
ACTION
Ignition Switch Output (Run/Start) circuits for an open.
Perform AIRBAG VERIFICATION TEST - VER 1.
Perform AIRBAG VERIFICATION TEST - VER 1.
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APPLICABILITY
All
All