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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 B2281: "P" Signal Malfunction >> Description
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DTC B2281: "P" Signal Malfunction: Description

This DTC B2281 is output when there is an abnormal circuit between the main body ECU and the shift lock control ECU.

DTC Code Detection Condition Trouble Area
B2281 Communication or communication line is abnormal between main body ECU and shift lock control ECU
  • Main body ECU
  • Shift lock control ECU
  • Harness or connector
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