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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Panoramic Moon Roof System - Diagnostic Codes & Symptom Tests >> Panoramic Moon Roof System >> Panoramic Moon Roof System does not Operate [11/2023 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • Inspect the fuses for circuits related to this system before performing the following procedure.
  • The sliding roof auto operation function can be customized. Make sure that the function is set to ON.

    Refer to CUSTOMIZE PARAMETERS [11/2023 - ]

  • If the sliding roof ECU (sliding roof drive gear assembly) or roof sunshade ECU (sliding roof drive gear assembly) is removed and reinstalled or replaced, the sliding roof ECU (sliding roof drive gear assembly) or roof sunshade ECU (sliding roof drive gear assembly) must be initialized.

    Refer to INITIALIZATION [12/2019 - ]

  • The panoramic moon roof system uses the CAN and LIN communication systems. First, confirm that there are no malfunctions in the CAN and LIN communication systems. Refer to How to Proceed with Troubleshooting.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2023 - ]

  • If a sliding roof ECU (sliding roof drive gear assembly) or roof sunshade ECU (sliding roof drive gear assembly) DTC is output, perform troubleshooting for the DTC first.

    Refer to DTC CHECK / CLEAR [12/2019 - ]

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