Symptom:
*NO RESPONSE FROM OCCUPANT RESTRAINT CONTROLLER
POSSIBLE CAUSES
CHECKING FOR VOLTAGE
GROUND CIRCUIT OPEN
PCI BUS CIRCUIT OPEN
OCCUPANT RESTRAINT CONTROLLER
TEST
ACTION
APPLICABILITY
1
NOTE: Check the FCM for DTC’s. If DTC’s are present, go to the appropriate
category and perform the DTC.
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 ORC C2 harness connector.
Connect the appropriate Load Tool ACM Adapter to the ORC connector
Turn the ignition on and then reconnect the Battery.
Using a 12-volt test light connected to ground, probe the ORC Run Only Driver
Circuit and the ORC Run/Start Driver Circuit at the ORC connector.
NOTE: One open circuit will not cause a NO RESPONSE condition.
Is the test light illuminated on both circuits?
All
Yes
→ Go To 2
No
→ Repair the ORC Run Only Driver and the ORC Run/Start Driver
circuits for an open.
Perform __AIRBAG VERIFICATION TEST - VER 1.
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 ORC C2 harness connector.
Connect the appropriate Load Tool ACM Adapter to the ORC 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?
All
Yes
→ Go To 3
No
→ Repair the Ground circuit for an open.
Perform __AIRBAG VERIFICATION TEST - VER 1.
When reconnecting Airbag system components, the ignition must be turned
off and the battery must be disconnected.
517
COMMUNICATION