2008 Toyota Sequoia SR5, 5.7 Y, RWDFACTORY OEM SERVICE PROCEDURE

Inspection Procedure

NOTE: When replacing the VSC actuator assembly, perform zero point calibration (See CALIBRATION  ).
  1. REPLACE ECM 
    1. Replace the ECM for 2UZ-FE (See REMOVAL ) or 3UR-FE (See REMOVAL ).
  2. RECONFIRM DTC 
    1. Clear the DTC (See DTC CHECK/CLEAR  ).
    2. Check if the same DTC is output (See DTC CHECK/CLEAR  ).

      Result 

      RESULT REFERENCE

      Result Proceed to
      DTC is output A
      DTC is not output B

    B: END 

    A: REPLACE VSC ACTUATOR ASSEMBLY  (See REMOVAL  )

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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