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Home >> Lexus >> 2012 >> LS 460 AWD >> Repair and Diagnosis >> Electrical >> Starter >> Smart Access System With Push-Button Start (Diagnostic Codes & Symptom Tests) >> Smart Access System With Push-Button Start >> DTC B2284: Brake Signal Malfunction >> Description
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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.

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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