C1234

C1234-00-DRIVE TEST: SENSOR CLUSTER INSTALLATION

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
During the Drive Test.

- Set Conditions:
If the Anti-lock Brake System (ABS) Module detects implausible Dynamics Sensor data during an ABS verification drive test.

NOTE: The Dynamics Sensor is internal to the Occupant Restraints Controller (ORC)






Diagnostic Test

1. VERIFY THE DTC IS ACTIVE

NOTE: This DTC must be active for the results of this test to be valid.

1. Turn the ignition on.
2. With the scan tool, read and record DTCs.
3. With the scan tool, read and record Freeze Frame information.
4. Perform the ECU initialization with drive test. Perform the ABS VERIFICATION TEST. ABS Verification Test.
5. Start the engine.
6. With the scan tool, read and record DTCs.

Is the DTC active at this time?

Yes

- Go To 2

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time.

2. CHECK THE OCCUPANT RESTRAINTS CONTROLLER (ORC) INSTALLATION

NOTE: Occupant Restraints Controller (ORC) installation and mounting bolt torque is crucial for proper operation.

1. Turn the ignition off.
2. Check the Occupant Restraints Controller (ORC) for damaged, modified, and bent mounting brackets.
3. Check the Occupant Restraints Controller (ORC) mounting bolts for a loose or over tightened condition.
4. Verify the correct Occupant Restraints Controller (ORC) part number matches the vehicle.

Were any problems found?

Yes

- Repair as necessary.
- Perform the ABS VERIFICATION TEST. ABS Verification Test.

No

- Go To 3

3. ANTI-LOCK BRAKE SYSTEM (ABS) MODULE
1. Replace the Occupant Restraints Controller (ORC). Occupant Restraint Controller - Removal.
2. Perform the ABS VERIFICATION TEST. ABS Verification Test.

WARNING:
Make sure brake capability is available before road testing.

3. Test drive the vehicle by turning the vehicle left or right in a curving manner at a velocity between 10 and 20 km/h (6 and 12 mph).
4. With the scan tool, read the DTCs.

Does the DTC remain active?

Yes

- Replace the Anti-lock Brake System (ABS) Module. Anti-Lock Brake System Module - Removal.
- Perform the ABS VERIFICATION TEST. ABS Verification Test.

No

- Test complete.