b1249

  1. Lewis

    Toyota Highlander when pressing Smart Key to unlock it takes 2-3 seconds for it to unlock.

    2021 Toyota Highlander 2GR. Will lock immediately with the smart key when pressing lock. When pressing unlock it takes 2-3 seconds for it to unlock. Interestingly has a code in the main body ecu - B1249 double locking ecu communication stop. The fix to clarify - the initialize in Main Body ecu...
    • Lewis
    • Thread
    • 2021 b1249 code delay door double locking ecu ecu highlander keyfob lock unlock locks pressing slow smart key stop toyota two three second wont
    • Replies: 0
    • Forum: Tech Help
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