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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 163 (Occupant Restraint Controller (Orc) - DTCS B1C27 To U142A) >> DTC Troubleshooting >> B2746-Left Side Satellite Acceleration Sensor 4 Internal >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2016 Dodge Journey and 2015 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FOR OTHER SENSOR INTERNAL DTCS 
    NOTE:

    Make sure the battery is fully charged.

    1. Turn the ignition on.
    2. Using the scan tool clear the faults.
    3. With the scan tool, read ORC DTCs.

      Are there any other Sensor Internal DTCs present?

      Yes 

      • Inspect 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. Disconnect then reconnect the sensor into the wire harness. Repair as necessary. Make sure connectors are fully connected and locking tab is secure.
      • If the vehicle is equipped with the standard key ignition, follow this ignition on warning.
        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.

        If the vehicle is equipped with the keyless ignition, follow this ignition on warning.

        WARNING:

        Disconnect the 12-volt battery wait two minutes before proceeding, remove the ORC fuses, connect the 12-volt battery, wait two minutes before proceeding. Cycle the ignition to the On position, then reconnect the ORC fuses. Wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

      • Cycle power on then off, wait one minute, and read active codes.

        The ORC Reset Function must be performed to force the module to retest for this DTC. 

      • Perform ORC module reset. Access the Miscellaneous Function or Diagnostic Procedures menu from the ORC ECU Overview screen on the scan tool to perform this operation. Did the DTC go Stored, Repair as necessary and perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to RESTRAINTS SYSTEM VERIFICATION TEST . If DTC is still Active go to  2

      No 

      • Go To  2
  2. CHECK OPERATION OF THE LEFT SIDE IMPACT SENSOR 4 
    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 Side Impact Sensor 4 in accordance with the Service Information. Refer to SENSOR, IMPACT, REMOVAL .
    2. Reconnect the vehicle body harness to the impact sensor.
    3. Remove any special tools or jumper wires and reconnect all previously disconnected components - except the Battery.
    4. If the vehicle is equipped with the standard key ignition, follow this ignition on warning.
      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.

    5. If the vehicle is equipped with the keyless ignition, follow this ignition on warning.
      WARNING:

      Disconnect the 12-volt battery wait two minutes before proceeding, remove the ORC fuses, connect the 12-volt battery, wait two minutes before proceeding. Cycle the ignition to the On position, then reconnect the ORC fuses. Wait two minutes before proceeding. Failure to follow these instructions may result in possible serious or fatal injury.

    6. Connect the scan tool to the Data Link Connector - use the most current software available.
    7. Use the scan tool and erase the stored codes in all airbag system modules.
      NOTE:

      The ORC Reset Function must be performed after the repair to force the module to retest for this DTC.

    8. Perform ORC module reset. Access the Miscellaneous Function or Diagnostic Procedures menu from the ORC ECU Overview screen on the scan tool to perform this operation.
    9. Wait one minute, and read active codes.

      Did the active B2746-LEFT SIDE SATELLITE ACCELERATION SENSOR 4 INTERNAL DTC return?

      Yes 

      WARNING:

      If the Occupant Restraint Controller (ORC) is dropped at any time, it must be replaced. Failure to take the proper precautions can result in accidental airbag deployment. Failure to follow these instructions may result in possible serious or fatal injury.

      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.

      No