LIN communication line Inspection

2014 Hyundai Santa Fe XL PremiumSECTION LIN communication line Inspection
  • Inspection of LIN communication line between Front Left Side Sensor and BCM[PAS (Parking Assist System)] 
    1. Connect GDS and select "Oscilloscope".
    2. IG ON, ENG OFF and Shift lever D
    3. Set a stuff or obstacle near the Front Left Side Sensor
    4. Measure a waveform of LIN communication line between Front Left Side Sensor and BCM[PAS (Parking Assist System)]

      Specification  : Refer to "SIGNAL WAVEFORM "

    5. Is measured value normal?

      YES 

      • Fault is intermittent caused by BCM[PAS (Parking Assist System)] DTC was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.

      NO 

      • Check a circuit between Front Left Side Sensor and BCM[PAS (Parking Assist System)] and poor connection. And then repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.