2008 Lexus GS 460FACTORY OEM SERVICE PROCEDURE

Diagnostic Trouble Code Chart

Power Window Control System Diagnostic Trouble Code Chart 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area
B2311  Power Window Motor Malfunction
  1. Battery disconnected when engine switch on (IG)
  2. Power window regulator motor assembly (applicable location)
  3. Incorrect installation of power window components
  4. Overheated power window regulator motor assembly (applicable location)
B2312  Power Window Switch Malfunction
  1. Power window regulator motor assembly (applicable location)
  2. Power window master switch held in same position for more than 20 seconds
  3. Power window switch held in same position for more than 20 seconds (applicable location)
  4. Wire harness or connector
B2313  Glass Position Initialization Incomplete
  1. Power window regulator motor not initialized
  2. Power window regulator motor assembly (applicable location)
Factory Service Tools

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When to See a Mechanic

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

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