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Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (Power Tilt & Power Telescopic Steering Column System (Except Hybrid) - Diagnostic Codes & Circuit Tests) >> POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM (for Gasoline Model) >> DTC B2610-96: Tilt Position Sensor or Tilt Motor Circuit Component Internal Failure [06/2018 - ] >> Procedure

DTC B2610-96: Tilt Position Sensor or Tilt Motor Circuit Component Internal Failure [06/2018 - ]: Procedure

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2024 Lexus ES 350, 2024 Lexus ES 250, 2023 Lexus ES 350, 2023 Lexus ES 250, and 2022 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.
  1. PERFORM ACTIVE TEST USING TECHSTREAM (TILT MOTOR) 
    1. Turn the engine switch off.
    2. Connect the Techstream to the DLC3.
    3. Turn the engine switch on (IG).
    4. Turn the Techstream on.
    5. Check that the steering wheel tilts up and down.
    6. Enter the following menus: Body Electrical / Tilt & Telescopic / Active Test.

      Body Electrical > Tilt&Telescopic > Active Test 

      Tester Display
      Tilt Motor

      Body Electrical > Tilt&Telescopic > Active Test 

      Tester Display Measurement Item Control Range
      Tilt Motor Tilt operation UP/DOWN

      OK

      The steering wheel tilts up and down.

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    See step  6

    Result: 

    OK 

    See step  2

  2. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - TILT POSITION SENSOR (STEERING COLUMN ASSEMBLY)) 
    1. Disconnect the G63 multiplex tilt and telescopic ECU connector.
    2. Disconnect the G75 tilt motor (steering column assembly) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      G63-13 (VCI) - G75-4 (VCI) Always Below 1 Ω
      G63-16 (TIS) - G75-5 (TIS) Always Below 1 Ω
      G63-4 (E1) -G75-6 (E1) Always Below 1 Ω
      G63-13 (VCI) or G75-4 (VCI) - Body ground Always 10 kΩ or higher
      G63-16 (TIS) or G75-5 (TIS) - Body ground Always 10 kΩ or higher
      G63-4 (E1) or G75-6 (E1) - Body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BODY GROUND) 
    1. Disconnect the G63 multiplex tilt and telescopic ECU connector.
      GTY794045Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Multiplex Tilt and Telescopic ECU)
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      G63-1 (GND) - Body ground Always Below 1 Ω
      G63-8 (GND2) - Body ground Always Below 1 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  4

  4. CHECK MULTIPLEX TILT AND TELESCOPIC ECU (VCI, TIS TERMINAL VOLTAGE) 
    1. Reconnect the G63 multiplex tilt and telescopic ECU connector.
      GTY829359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Multiplex Tilt and Telescopic ECU)
    2. Disconnect the G75 tilt motor (steering column assembly) connector.
    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      G63-13 (VCI) - G63-4 (E1) Engine switch on (IG) 8 to 14 V
      G63-16 (TIS) - G63-4 (E1) Engine switch on (IG) 8 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [06/2018 - ] 

    Result: 

    OK 

    See step  5

  5. CHECK TILT POSITION SENSOR (STEERING COLUMN ASSEMBLY) 
    1. Reconnect the G63 multiplex tilt and telescopic ECU connector.
      GTY820580Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component with harness connected
      (Tilt Motor (Steering Column Assembly))
    2. Reconnect the G75 tilt motor (steering column assembly) connector.
    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      G75-5 (TIS) - G75-6 (E1) Steering wheel tilting up or tilting down Pulse generation
      High: 8 to 14 V
      Low: Below 1 V

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [06/2018 - ] 

    Result: 

    NG 

    REPLACE STEERING COLUMN ASSEMBLY. Refer to  REMOVAL [06/2018 - 10/2019]  , or refer to  REMOVAL [10/2019 - 08/2021]  , or refer to  REMOVAL [08/2021 - 09/2022]  , or refer to  REMOVAL [09/2022 - ] 

  6. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BATTERY) 
    1. Disconnect the G63 multiplex tilt and telescopic ECU connector.
      GTY794044Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Multiplex Tilt and Telescopic ECU)
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Condition Specified Condition
      G63-2 (+B) - Body ground Engine switch off 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  7

  7. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BODY GROUND) 
    1. Disconnect the G63 multiplex tilt and telescopic ECU connector.
      GTY794045Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Front view of wire harness connector
      (to Multiplex Tilt and Telescopic ECU)
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      G63-1 (GND) - Body ground Always Below 1 Ω
      G63-8 (GND2) - Body ground Always Below 1 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  8

  8. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - TILT MOTOR (STEERING COLUMN ASSEMBLY)) 
    1. Disconnect the G63 multiplex tilt and telescopic ECU connector.
    2. Disconnect the G75 tilt motor (steering column assembly) connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      G63-7 (TIM+) - G75-1 (TIM+) Always Below 1 Ω
      G63-20 (TIM-) - G75-2 (TIM-) Always Below 1 Ω
      G63-7 (TIM+) or G75-1 (TIM+) - Body ground Always 10 kΩ or higher
      G63-20 (TIM-) or G75-2 (TIM-) - Body ground Always 10 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  9

  9. CHECK TILT MOTOR (STEERING COLUMN ASSEMBLY) 
    1. Disconnect the G75 tilt motor (steering column assembly) connector.
      GTY831050Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Tilt Motor (Steering Column Assembly))
    2. Apply 12 V battery voltage to the tilt motor (steering column assembly) connector. Then check the steering wheel tilt operation.

      OK

      Measurement Condition Specified Condition
      • 12 V battery positive (+) lead → G75-1 (TIM+)
      • 12 V battery negative (-) lead → G75-2 (TIM-)
      		 The steering wheel tilts up.
      • 12 V battery positive (+) lead → G75-2 (TIM-)
      • 12 V battery negative (-) lead → G75-1 (TIM+)
      		 The steering wheel tilts down.

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [06/2018 - ] 

    Result: 

    NG 

    REPLACE STEERING COLUMN ASSEMBLY. Refer to  REMOVAL [06/2018 - 10/2019]  , or refer to  REMOVAL [10/2019 - 08/2021]  , or refer to  REMOVAL [08/2021 - 09/2022]  , or refer to  REMOVAL [09/2022 - ] 

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