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HOMESERVICE MANUALSTOYOTA20254RUNNER SR5, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMSENGINE CONTROL SYSTEM - SERVICE INFORMATIONCAMSHAFT OIL CONTROL SOLENOIDREMOVAL [12/2024 - ]PROCEDURE
2025 Toyota 4Runner SR5, 4WD

Removal [12/2024 - ]: Procedure

2025 Toyota 4Runner SR5, 4WDSECTION Procedure
  1. REMOVE CAM TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side) 
    1. GTY1187584Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disconnect the cam timing oil control solenoid assembly connector.
      2. Using an 8 mm socket wrench, remove the 2 bolts and cam timing oil control solenoid assembly from the No. 2 timing gear cover assembly.
        NOTE:

        If the cam timing oil control solenoid assembly has been struck or dropped, replace it.

      3. Remove the cam timing oil control solenoid O-ring from the cam timing oil control solenoid assembly.
        NOTE:
        • When removing the cam timing oil control solenoid O-ring, be careful not to damage the O-ring groove of the cam timing oil control solenoid assembly.
        • If the O-ring groove of the cam timing oil control solenoid assembly is damaged, replace the cam timing oil control solenoid assembly with a new one.
  2. REMOVE CAM TIMING OIL CONTROL SOLENOID ASSEMBLY (for Exhaust Side) 
    1. GTY1271490Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the wire harness clamp.
      2. Disconnect the cam timing oil control solenoid assembly connector.
      3. Using an 8 mm socket wrench, remove the 2 bolts and cam timing oil control solenoid assembly from the No. 2 timing gear cover assembly.
        NOTE:

        If the cam timing oil control solenoid assembly has been struck or dropped, replace it.

      4. Remove the cam timing oil control solenoid O-ring from the cam timing oil control solenoid assembly.
        NOTE:
        • When removing the cam timing oil control solenoid O-ring, be careful not to damage the O-ring groove of the cam timing oil control solenoid assembly.
        • If the O-ring groove of the cam timing oil control solenoid assembly is damaged, replace the cam timing oil control solenoid assembly with a new one.
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:

  • • 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.