2001 Lexus LX 470FACTORY OEM SERVICE PROCEDURE

Multiplex Control DTCS

MULTIPLEX DTC DEFINITIONS

DTC Description
B1213/13 Tilt/Telescopic ECU Communication
B1215/15 Door System Communication Bus Malfunction (Short Circuit)
B1272/72 Power Seat ECU Communication
B1276/76 Remote Control Mirror ECU Communication
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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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.