B10F3

B10F3-SPEED SENSOR SIGNAL INVALID

- When Monitored:
With the ignition on.

- Set Condition:
If the Occupant Restraint Controller (ORC) detects the speed signal is missing or erratic.





Diagnostic Test

1. INTERMITTENT CONDITION
NOTE: Diagnose any related Controller Antilock Brake (CAB) DTCs before continuing.

Turn the ignition on.
With the scan tool, read the ORC DTCs.
Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
- Perform *AIRBAG VERIFICATION TEST. Airbag System Verification Test

2. WHEEL SPEED SENSOR SIGNAL CIRCUIT OPEN
Turn the ignition off.
Disconnect the ORC harness connector.
Disconnect the CAB harness connector.
Measure the resistance of the Wheel Speed Sensor Signal circuit between the ORC harness connector and the CAB harness connector.
Is the resistance below 5.0 ohms?

Yes

- Replace the ORC.
- Perform *AIRBAG VERIFICATION TEST. Airbag System Verification Test.

No

- Repair the Wheel Speed Sensor Signal circuit for a open.
- Perform *AIRBAG VERIFICATION TEST. Airbag System Verification Test