2008 Toyota Prius BaseFACTORY OEM SERVICE PROCEDURE

Auto Cancel Function

  1. The set speed will be cleared and the cruise control will be canceled under the following conditions. The cruise main indicator blinks until the main switch is turned OFF. The speed control is unavailable unless the main switch is turned ON again.

    * When the stop light switch is open or short-circuits.

    * When a signal indicating a sudden change in the vehicle speed is received.

  2. The set speed will be cleared and the cruise control will be canceled under the following conditions.

    * When there is malfunction in the stop light switch input circuit.

    * When the vehicle speed falls below 40 km/h.

    * When the vehicle speed falls to more than 16 km/h below the set speed.

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.