LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2023 >> LS 500h >> Repair and Diagnosis >> Brakes >> Parking Brake System >> Electric Parking Brake System (W/ Advanced Park) - Diagnostic Codes & Symptom Tests >> ELECTRIC PARKING BRAKE SYSTEM (w/ Advanced Park) >> Electric Parking Brake System AUTO Function Circuit [11/2021 - 10/2023] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • The AUTO function (shift-linked) will not be automatically disabled when the ignition switch is ON, the brake pedal is depressed and the shift state changed from P if the electric parking brake switch assembly is moved to the engage side. The AUTO function (shift-linked) will not automatically operate to apply the electric parking brake when the shift state changed from P if the electric parking brake switch assembly is moved to the release side.
  • To ensure that the electric parking brake does not operate, wait for 4 minutes or more with the ignition switch off, the driver door closed, and the brake pedal not depressed, then disconnect each connector, fuse and relay.
  • After replacing the No. 2 skid control ECU (brake actuator assembly), perform "Calibration".

    Refer to UTILITY [11/2021 - 10/2023]

  • After replacing the No. 2 skid control ECU (brake actuator assembly), perform "EPB Initialize" and "Acquire Tension Sensor Zero Point".

    Refer to UTILITY [11/2021 - 10/2023]