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Home >> Hyundai >> 2017 >> Accent Value Edition >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (3 Of 3) >> DTC P2128: Accelerator Position Sensor 2 Signal Circuit-High Input >> Wiring Inspection >> Signal Circuit Inspection

Signal Circuit Inspection

  1. IG "OFF" and disconnect APS connector and ECM connector.
  2. Measure resistance between APS2 signal and APS1 power terminals of APS harness connector.
  3. Measure resistance between APS2 signal and APS2 power terminals of APS harness connector.

    Specification:  Infinite

  4. Is the measured resistance within specification?

    YES 

    • Go to Ground Circuit Inspection procedure below.

    NO 

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