Inspection Procedure

2013 Toyota Sequoia Limited, 5.7L Eng VIN WSECTION Inspection Procedure
NOTE:

Perform the universal trip to clear permanent DTCs. Refer to DTC CHECK / CLEAR .

  1. DATA LISTΒ 

    HINT:Β 

    Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may be discovered before parts or wiring is disturbed. Reading the Data List information early in troubleshooting is one way to save diagnostic time.

    NOTE:

    In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not.

    1. Warm up the engine.
    2. Turn the ignition switch off.
    3. Connect the Techstream to the DLC3.
    4. Turn the ignition switch to ON.
    5. Turn the Techstream on.
    6. Enter the following menus: Powertrain / Engine and ECT / Data List.
    7. According to the display on the Techstream, read the Data List.
      ENGINE AND ECT

      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Neutral Position SW Signal PNP switch status/
      ON or OFF
      • ON: Shift lever in P or N
      • OFF: Shift lever not in P or N
      When shift lever position displayed on Techstream differs from actual position, adjustment of PNP switch or shift cable may be incorrect
      Shift SW Status (P Range) PNP switch status/
      ON or OFF
      • ON: Shift lever in P
      • OFF: Shift lever not in P
      When shift lever position displayed on Techstream differs from actual position, adjustment of PNP switch or shift cable may be incorrect
      Shift SW Status (R Range) PNP switch status/
      ON or OFF
      • ON: Shift lever in R
      • OFF: Shift lever not in R
      When shift lever position displayed on Techstream differs from actual position, adjustment of PNP switch or shift cable may be incorrect
      Shift SW Status (N Range) PNP switch status/
      ON or OFF
      • ON: Shift lever in N
      • OFF: Shift lever not in N
      When shift lever position displayed on Techstream differs from actual position, adjustment of PNP switch or shift cable may be incorrect
      Sports Shift Up SW Sport shift up switch status/
      ON or OFF
      • ON: Shift lever held in "+" (up-shift)
      • OFF: Shift lever not in "+" (up-shift)
      -
      Sports Shift Down SW Sport shift down switch status/
      ON or OFF
      • ON: Shift lever held in "-" (down-shift)
      • OFF: Shift lever not in "-" (down-shift)
      -
      Sports Mode Selection SW Sport mode select switch status/
      ON or OFF
      • ON: Shift lever in S, "+" or "-"
      • OFF: Shift lever not in S, "+" or "-"
      -
      Shift SW Status (D Range) PNP switch status/
      ON or OFF
      • ON: Shift lever in D, S, "+" or "-"
      • OFF: Shift lever not in D, S, "+" or "-"
      When shift lever position displayed on Techstream differs from actual position, adjustment of PNP switch or shift cable may be incorrect
RENDER: 1.0x

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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.