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Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 70 (Lighting System (W/ AFS) - Diagnostic Codes & Circuit Tests) >> LIGHTING SYSTEM (w/ AFS) >> DTC B124B: Automatic High Beam System [02/2019 - 08/2020] >> Caution / Notice / Hint

Caution / Notice / Hint

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NOTE:
  • The lighting system uses the CAN communication system. Inspect the communication functions by following How to Proceed with Troubleshooting. Troubleshoot the automatic high beam system after confirming that the communication systems are functioning properly.

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2019 - 12/2021]

  • Before replacing the main body ECU (multiplex network body ECU), refer to Registration.

HINT: 

If the forward recognition camera stores a DTC for a malfunction of any of the following, this DTC will be stored simultaneously.