LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2012 >> Elantra GLS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC P2123: Throttle/Pedal Position Sensor/Switch D Circuit High Input >> Inspection/Repair >> W/Harness Inspection >> Ground Circuit Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ground Circuit Inspection

  1. IG KEY OFF.
  2. Disconnect APS harness connector and PCM harness connector.
  3. Measure resistance between both ends of APS1 ground line.

    Specification:  Below 1Ω

    Fig 1: Measuring Resistance Between Both Ends Of APS1 Ground Line.
    G07272806Courtesy of HYUNDAI MOTOR CO.
  4. Is resistance within specification?

    YES 

    • Go to next procedure.

    NO