2013 Hyundai Santa Fe XL PremiumFACTORY OEM SERVICE PROCEDURE

Power Circuit Inspection

  • Power Inspection 
    1. IG "ON" & ENG "OFF".
    2. Measure the power voltage of "Front Center Left Sensor" at SJB (Smart Junction Box)

      Specification  : Approx. 12V

    3. Is the signal output normal?

      YES 

      • Go to " 2Ground Inspection" procedure.

      NO 

      • Thoroughly check fuses or 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.
  • Ground Inspection 
    1. IG "ON" & ENG "OFF".
    2. Measure voltage between power voltage of "Front Center Left Sensor" at SJB (Smart Junction Box) and ground terminal of "Front Center Left Sensor", LID2 terminal of "Front Center Left Sensor" or LID3 terminal of "Front Center Left Sensor".

      Specification  : Approx.12V

    3. Is the signal output normal?

      YES 

      • Go to " 1Inspection of LIN communication line between Front Center Left Sensor and BCM[PAS (Parking Assist System)]"

      NO 

      • Check a circuit between Front Center Left Sensor and chassis ground and poor connection. Repair or replace as necessary and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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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.

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