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Home >> Jeep >> 2024 >> Gladiator Nighthawk, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Occupant Restraint Controller (Orc) - DTCS U0121-00 To U146A-00 >> DTC Troubleshooting >> U146A-00 Implausible Data Received From Passenger Side Airbag Disable Switch >> Diagnostic Test

Diagnostic Test

  1. CHECK FOR AN ACTIVE DTC 
    1. Turn the ignition on.
    2. With the scan tool, read DTCs and record on vehicle work order.

      Is the DTC active?

      Yes 

      • Go To  2

      No 

      • Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
      • Perform the RESTRAINTS SYSTEM VERIFICATION TEST. Refer to: RESTRAINTS SYSTEM VERIFICATION TEST .
  2. CAN BUS DTCS SET IN BODY CONTROL MODULE (BCM) 
    NOTE:

    Verify that the BCM has the correct vehicle configuration before proceeding with this test step.

    1. With the scan tool, read DTCs in the BCM.

      Are there any active CAN Bus DTCs present?

      Yes 

      No 

      • Go To  3
  3. DTCS SET IN INSTRUMENT CLUSTER 
    NOTE:

    Verify that the IPC has the correct vehicle configuration before proceeding with this test step.

    1. With the scan tool, read DTCs in the IPC.

      Are there any active IPC DTCs present?

      Yes 

      No 

      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.