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DTC B2284 Brake Signal Malfunction: Description

This DTC is output when: 1) the brake signal circuit between the main body ECU and the stop light switch is malfunctioning; and 2) the CAN information is inconsistent.

DIAGNOSTIC TROUBLE CODE CHART

DTC No. Detection Condition Trouble Area
B2284 Communication or communication line is abnormal between main body ECU and stop light switch
  • Main body ECU
  • Stop light switch
  • Lighting system
  • Harness or connector
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