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Home >> Fiat >> 2017 >> 124 Spider Classica, Automatic Trans >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> (Occupant Restraint Controller (Orc) - Electrical Diagnostics) >> DTC Troubleshooting >> B10FD-11 Drivers Side Peripheral Acceleration Sensor-Circuit Short To Ground >> Diagnostic Test
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Diagnostic Test

  1. CHECK CORRECT INSTALLATION OF SIDE IMPACT SENSOR, DRIVER SIDE, ON STRUT 
    1. Go to Key-OFF status.
    2. at least 1 minute.
    3. Ensure that the side impact sensor, driver side, on strut is correctly installed.

      Is the side impact sensor, driver side, on strut correctly installed?

      Yes 

      • Go to Step  2.

      No 

      • Correctly install the side impact sensor, driver side, on strut, then go to Step  6.
  2. CHECK CONNECTION STATUS OF SIDE IMPACT SENSOR, DRIVER SIDE, ON STRUT 
    1. Disconnect the connector of the side impact sensor, driver side, on strut.
    2. Check connector status of the side impact sensor, driver side, on strut, and ensure that the terminals are not damaged, deformed, corroded or disconnected.

      Is the connector of side impact sensor, driver side, on strut, intact?

      Yes 

      • Go to Step  3.

      No 

      • Replace or repair the connector, then move on to Step  6.
  3. CHECK FOR THE PRESENCE OF SHORT CIRCUIT TO GROUND OF SIDE IMPACT SENSOR, DRIVER SIDE, ON STRUT 
    1. Disconnect the clock spring connector.
    2. Disconnect the connector of the Airbag, passenger side.
    3. Disconnect the connectors of the seat, passenger side and driver side.
    4. Disconnect the connectors of the pretensioners, passenger side and driver side.
    5. Disconnect the all the Airbag Module connectors.
    6. PIN M (connector A) of Airbag Module
    7. PIN J (connector A) of Airbag Module

      Is there a short circuit?

      Yes 

      • Repair or replace the wiring because it is subject to a short circuit to ground, then proceed to Step  6.

      No 

      • Go to Step  6.
  4. CHECK FOR THE PRESENCE OF OPEN CIRCUIT OF SIDE IMPACT SENSOR, DRIVER SIDE, ON STRUT 
    1. Check that side impact sensor, driver side on strut and Airbag Module connectors are disconnected.
    2. PIN A of side impact sensor, driver side on strut and PIN M (connector A) of Airbag Module
    3. PIN B of side impact sensor, driver side on strut and PIN J (connector A) of Airbag Module

      Is there a short circuit?

      Yes 

      • Go to Step  5.

      No 

      • Repair or replace the wiring because it is subject to an open circuit, then proceed to Step  6.
  5. CHECK FOR THE PRESENCE OF SHORT CIRCUIT TO BATTERY OF SIDE IMPACT SENSOR, DRIVER SIDE, ON STRUT 
    1. Check that side impact sensor, driver side on strut and Airbag Module connectors are disconnected.
    2. Connect the negative battery lead.
    3. Go to key-on condition (engine off or on).
    4. PIN M (connector A) of Airbag Module
    5. PIN J (connector A) of Airbag Module

      Is voltage higher than 0 V?

      Yes 

      • Replace the side impact sensor, driver side, on strut, then go to Step  6.

      No 

      • Repair or replace the wiring because it is subject to a short circuit to battery, then go to Step  6.
  6. CHECK CORRECT FUNCTIONING OF THE AIR-BAG MODULE 
    1. Go to Key-OFF status.
    2. at least 1 minute.
    3. Connect the Airbag Module connectors.
    4. Reconnect all disconnected connectors.
    5. Connect the negative battery lead.
    6. Go to key-on condition (engine off or on).
    7. Perform the Airbag Module error deletion procedure.
    8. Check if the error is still present.

      Is the error still present?

      Yes 

      No 

      • End of diagnosis.