2007 Lexus LS 460LFACTORY OEM SERVICE PROCEDURE

Diagnostic Trouble Code Chart

HINT:

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

Power window control s /stem:Β 

DTC DETECTION CONDITION CHART

DTC Code Detection Item Trouble Area
B2311Β  Power Window Motor Malfunction
  • Power window regulator motor
  • Battery disconnection when engine switch on (IG)
  • Incorrect installation of power window components
  • Overheated power window regulator motor
DTC B2311 Β  Power Window Switch Malfunction
  • Master switch
  • Power window regulator switch
  • Power window regulator motor
  • Wire harness
  • Master switch held in same position for more than 20 seconds
  • Power window regulator switch held in same position for more than 20 seconds
DTC B2312 Β  Glass Position Initialization Incomplete
  • Power window regulator motor
  • Power window regulator motor not initialized
Factory Service Tools

Use the Manual With the Right Hardware

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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