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Home >> Hyundai >> 2021 >> Ioniq Hybrid SEL >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> ESC/AHB Diagnosis (HEV) >> DTC C1203-01: Wheel Speed Sensor Front-RH Open/Short >> Wiring Inspection >> Signal Circuit Inspection >> Short to ground Check

Short to ground Check

  1. IG "OFF".
  2. Disconnect IBAU and wheel speed sensor (FR) connector.
  3. Measure resistance between signal terminal of wheel speed sensor (FR) harness connector and chassis ground.

    Specification:  Approx. ∞ Ω

  4. Is the measured resistance within specifications?

    YES 

    • Go to next procedure.

    NO 

    • Repair short to ground in signal circuit between IBAU harness connector and wheel speed sensor harness connector, and then go to "Verification of Vehicle Repair " procedure.
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