Symptom:
NO RIGHT SIACM MESSAGE
When Monitored and Set Condition:
NO RIGHT SIACM MESSAGE
When Monitored: With ignition on, the ACM monitors the PCI Bus for the Right Side
Impact Airbag Control Module status message. The Right SIACM transmits the status
message to the ACM at 1 - second intervals.
Set Condition: If the ACM fails to see the Right SIACM status message on the PCI Bus
for 10 seconds the code will set.
POSSIBLE CAUSES
NO RIGHT SIACM MESSAGE
ACM, NO RIGHT SIACM MESSAGE
STORED CODE OR INTERMITTENT CONDITION
ACTIVE CODE PRESENT
TEST ACTION APPLICABILITY
1 NOTE: Ensure the battery is fully charged.
Turn the ignition on.
NOTE: For the purpose of this test, the AECM and ORC modules will be
referred to as an ACM.
SELECT ACTIVE or STORED DTC:
All
ACM - ACTIVE DTC
Go To 2
ACM - STORED DTC
Go To 4
NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.
2 With the DRBIIIt select SIDE AIRBAG and the RIGHT SIDE AIRBAG from the
DRBIIIt menu.
Does the DRBIIIt show NO RESPONSE or BUS +/- SIGNAL OPEN?
All
Yes → Refer to the COMMUNICATION category for the related symp-
tom.
Perform AIRBAG VERIFICATION TEST - VER 1.
No → Go To 3
56
AIRBAG
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