B1B70

B1B70-UP-FRONT LEFT SATELLITE ACCELERATION SENSOR INTERNAL





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

- When Monitored:
With the ignition on, the Left Front Impact Sensor is equipped with on board diagnostics to monitor to sensor's internal circuits. If a problem is identified, the sensor sends the Left Front Impact Sensor Internal message to the Occupant Restraint Controller (ORC).

- Set Condition:
This DTC will set if the ORC receives an internal DTC from the Left Front Impact Sensor.





1. DETERMINE ACTIVE OR STORED FAULT CODE

NOTE: Make sure the battery is fully charged.

1. Turn the ignition on.
2. Wait one minute, and read codes.

Does the scan tool display active B1B70-UP-FRONT LEFT SATELLITE ACCELERATION SENSOR INTERNAL DTC?

Yes

- Go To 2

No

- Perform the AIRBAG SYSTEM INTERMITTENT TEST. . Airbag System Intermittent Condition Test

2. VERIFY OPERATION OF THE LEFT FRONT IMPACT SENSOR

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.

1. Replace the Left Front Impact Sensor.
2. Reconnect the vehicle wire harness to the sensor.
3. Remove any special tools or jumper wires and reconnect all previously disconnected components - except the Battery.

WARNING: Turn the ignition on, then reconnect the 12-volt battery and wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

4. Use the scan tool and erase the stored codes in all airbag system modules.
5. Turn the Ignition Off, and wait 15 seconds before turning the Ignition On.
6. Wait one minute, and read active codes.

Does the scan tool display active B1B70-UP-FRONT LEFT SATELLITE ACCELERATION SENSOR INTERNAL DTC?

Yes

- 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.

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

No

- Repair is complete.
- Perform the AIRBAG SYSTEM VERIFICATION TEST. Airbag System Verification Test.