LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2021 >> Highlander LE, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Front Camera System - Diagnostic Codes >> Front Camera System >> DTC U0300-57: Internal Control Module Software Incompatibility Invalid / Incompatible Software Component [12/2019 - 09/2020] >> Caution / Notice / Hint
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Caution / Notice / Hint

NOTE:
  • Before replacing the hybrid vehicle control ECU, refer to Registration.*1

    Refer to REGISTRATION [12/2019 - 10/2021]

  • Before replacing the ECM, refer to Registration.*2

    Refer to REGISTRATION [12/2019 - 10/2021]

  • When replacing the forward recognition camera, always replace it with a new one. If a forward recognition camera which was installed to another vehicle is used, the information stored in the forward recognition camera will not match the information from the vehicle. As a result, a DTC may be stored.
  • If the forward recognition camera has been replaced with a new one, be sure to perform forward recognition camera adjustment.

    HINT: 

    Forward recognition camera adjustment can be performed by using either One Time Recognition or Sequential Recognition.

    One Time Recognition: Refer to ADJUSTMENT (ONE TIME RECOGNITION) [12/2019 - 09/2020]

    Sequential Recognition: Refer to ADJUSTMENT (SEQUENTIAL RECOGNITION) [12/2019 - 09/2020]

    1. *1: for HV Model
    2. *2: for Gasoline Model
scientia non olet · About LEMON Manuals