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DTC B1244: Light Sensor Circuit Malfunction: Description

The automatic light control sensor detects ambient light, converts it into an electrical signal and outputs it to the main body ECU. The main body ECU turns the headlights and taillights on or off according to the signal.

DTC Code DTC Detection Condition Trouble Area
B1244
  • Malfunction in the automatic light control sensor.
  • Open or short in the automatic light control sensor circuit.
  • Automatic light control sensor
  • Main body ECU (multiplex network body ECU)
  • Harness or connector
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