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Home >> Lexus >> 2010 >> RX 350 FWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission (U660E) (Diagnostic Codes (P0796-U0100) & Circuit Tests) >> Automatic Transaxle System >> DTC P2769: Short in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL); DTC P2770: Open in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL) (TO 08/2009) >> Procedure

DTC P2769: Short in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL); DTC P2770: Open in Torque Converter Clutch Solenoid Circuit (Shift Solenoid Valve SL) (TO 08/2009): Procedure

  1. INSPECT TRANSMISSION WIRE (SHIFT SOLENOID VALVE SL) 
    1. Remove the TCM from the transaxle.
      Fig 1: Inspecting Transmission Wire (Shift Solenoid Valve SL)
      GTY201937Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      6 (SL) - Body ground 20°C (68°F) 11 to 15 Ω

      Result

      Result Proceed to
      OK B
      NG A

    B → See step   4 

    A: Go to next step 

  2. INSPECT SHIFT SOLENOID VALVE SL 
    1. Remove shift solenoid valve SL.
      Fig 2: Inspecting Shift Solenoid Valve SL
      GTY249467Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      Solenoid Connector (SL) - Solenoid Body (SL) 20°C (68°F) 11 to 15 Ω
      TEXT IN ILLUSTRATION

      *1 Shift Solenoid Valve SL

    NG → See step   5 

    OK → See step   3 

  3. REPLACE TRANSMISSION WIRE. Refer to  REMOVAL 
  4. REPLACE TCM. Refer to  REMOVAL 
  5. REPLACE SHIFT SOLENOID VALVE SL. Refer to  REMOVAL