PCI Bus Shorted to Ground

Test 1 - 3:

Test 4 - 7:

Test 8 - 9:

Test 10 - 11:

Test 12 - 14:

SYMPTOM
PCI BUS SHORT TO GROUND

TEST NOTE
This symptom is diagnosed using the test NO PCI LOOPBACK.

WHEN MONITORED
With the ignition on, the module performs internal tests on the PCI Communication Bus.

SET CONDITION
This DTC will set if the PCI Communication Bus input is shorted to vehicle ground/chassis.

POSSIBLE CAUSES
- Checking for voltage at ACM
- Wiring harness intermittent
- ACM, no response from airbag control module - ACM
- Ground circuit open
- Occupant classification module - OCM
- Open PCI BUS circuit at the data link connector (DLC)
- PCI BUS circuit open
- PCI BUS circuit shorted to voltage
- Module short to voltage
- PCI BUS circuit shorted to ground
- OCS - service replacement kit