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Power Circuit Inspection

WARNING: This page is about a different car, the 2018 Kia Forte5 and 2018 Kia Forte. However, it is still accessible from the selected car via links, so may be relevant.

■ Power Inspection 

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

    Specification:  Approx. 12V

  3. Is the signal output normal?

    YES 

    • Go to "Ground Inspection" procedure below.

    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 Left Side Sensor" at SJB (Smart Junction Box) and ground terminal of "Front Left Side Sensor" or LID3 terminal of "Front Left Side Sensor".

    Specification:  Approx.12V

  3. Is the signal output normal?

    YES 

    • Go to 'Inspection of LIN communication line between Front Left Side Sensor and BCM [PAS (Parking Assist System)]' below.

    NO 

    • Check a circuit between Front Left Side 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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