Diagnostic Test

VERIFY THAT DTC B1203-SRS WARNING INDICATOR CIRCUIT/PERFORMANCE IS ACTIVE
NOTE: Ensure the battery is fully charged.
1. Turn the ignition on, then off, and then on again.
2. With the scan tool, read ORC DTCs.
  Does the scan tool display active: B1203-SRS WARNING INDICATOR CIRCUIT/PERFORMANCE?
  
  Active
  - Go to step 2
  Stored
  - Go to step 4
CHECK FOR INSTRUMENT CLUSTER DTCs
1. With the scan tool, read Instrument Cluster DTCs.
  Does the scan tool display any Instrument Cluster DTCs?
  
  Yes
  - Refer to the symptom list for problems related to the Instrument Cluster.
  - Perform the AIRBAG SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .
  No
  - Go to step 3
REPLACE THE OCCUPANT RESTRAINT CONTROLLER
WARNING: Turn the ignition off disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

WARNING: If the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to follow these instructions may result in possible serious or fatal injury.

Repair
- Replace the ORC in accordance with the service information.
- Perform the AIRBAG SYSTEM VERIFICATION TEST. See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Standard Procedure .
TEST FOR INTERMITTENT CONDITION
1. With the scan tool, record and erase all DTCs from all Airbag modules.
2. If any ACTIVE codes are present they must be resolved before diagnosing any stored codes.
  WARNING: Turn the ignition off, disconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
3. Using the SYSTEM WIRING DIAGRAMS as a guide, inspect the wiring and connectors.
4. Look for chafed, pierced, pinched, or partially broken wires and broken, bent, pushed out, spread, corroded, or contaminated terminals.
5. The following additional checks may assist you in identifying a possible intermittent problem.
6. Reconnect any disconnected components and harness connector.
  WARNING: Turn the ignition on, then reconnect the 12-volt battery. Wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.
7. With the scan tool, monitor active codes as you work through the following steps.
  WARNING: Maintain a safe distance from all airbags while performing the following steps. Failure to follow these instructions may result in possible serious or fatal injury.
8. Wiggle the wiring harness and connectors of the related airbag circuit or component.
9. If only stored codes return, continue the test until the problem area has been isolated.
10. In the previous steps you have attempted to recreate the conditions responsible for setting the active DTC in question.
  Does the scan tool display any ACTIVE DTCs?
  
  Yes
  - Select the appropriate diagnostic procedure from the DIAGNOSTIC CODE INDEX . See DTC-Based Diagnostics/CONTROLLER, Occupant Restraint (ORC) - Diagnosis and Testing .
  No
  - No problem found at this time. Erase all codes before returning vehicle to customer.