1 Answer:
  • Syed Riduan Mat Duan
    What causes the P0720 code?
    • Malfunctioning output speed sensor.
    • Malfunctioning input speed sensor.
    • Damaged or corroded wires, or loose connectors.
    • Contaminated or low transmission fluid.
    • Faulty engine drivability sensors.
    • Malfunctioning shift solenoids.
    • In very rare cases, a defective PCM.
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