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Home >> Kia >> 2017 >> Rio SX >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System >> Troubleshooting >> Failure Check-Up
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Failure Check-Up

  1. Initial Check-Up is performed immediately after the HECU power ON.
  2. Valve relay Check-Up is performed immediately after the IG2 ON.
  3. It executes the Check-Up all the time while the IG2 power is ON.
  4. Initial Check-Up is made in the following cases.
    1. When the failure is not detected now
    2. When ABS and ESC are not in control.
    3. Initial Check-Up is not made after ECU power on.
    4. If the vehicle speed is over 5 mph (8 km/h) when the brake lamp switch is OFF.
    5. When the vehicle speed is over 24.8 mph (40 km/h).
  5. Though, it keeps on checkup even if the brake lamp switch is ON.
  6. When performing ABS or ESC control before the initial checkup, stop the initial checkup and wait for the HECU power input again.
  7. Judge failure in the following cases.
    1. When the power is normal.
    2. From the point in which the vehicle speed reaches 4.9 mph (8 km/h) after HECU power on.
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