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Home >> Lexus >> 2009 >> SC 430 >> Repair and Diagnosis (Single Page) >> Steering >> Steering Column >> Power Tilt & Telescopic Steering Column System (Diagnostic Codes & Circuit Tests) >> Power Tilt And Power Telescopic Steering Column System >> DTC B2611: Telescopic Position Sensor or Telescopic Motor Circuit Malfunction >> Procedure

DTC B2611: Telescopic Position Sensor or Telescopic Motor Circuit Malfunction: Procedure

  1. PERFORM ACTIVE TEST USING TECHSTREAM (TELESCOPIC MOTOR) 
    1. Select the Active Test, use Techstream to generate a control command, and then check that the telescopic motor operates.
      MULTIPLEX TILT AND TELESCOPIC ECU

      Tester Display Test Part Control Range Diagnostic Note
      Telesco Operation Telescopic operation LONG or SHORT -

      OK

      Steering wheel moves toward or away from driver depending on command.

    OK → REPLACE MULTIPLEX TILT AND TELESCOPIC ECU 

    NG: Go to next step 

  2. INSPECT TILT STEERING GEAR ASSEMBLY WITH MOTOR (TELESCOPIC MOTOR) 
    Fig 1: Identifying Tilt Steering Gear Assembly Connector Terminals
    GTY150758Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect connector A from the multiplex tilt and telescopic ECU.
    2. Apply battery voltage to the telescopic motor connector and check the operation of the column.

      OK

      Measurement Condition Specified Condition
      Battery positive (+) → Terminal 6
      Battery negative (-) → Terminal 5
      Column contracts
      Battery positive (+) → Terminal 5
      Battery negative (-) → Terminal 6
      Column extends

    NG → REPLACE TILT STEERING GEAR ASSEMBLY WITH MOTOR 

    OK → REPLACE MULTIPLEX TILT AND TELESCOPIC ECU