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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 89 (Engine Mechanical System (VIN L)) >> Timing Chain Removal/Installation >> Cylinder Head Cover Removal Note

Cylinder Head Cover Removal Note

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the OCV connector.
  2. Remove the wiring harness clips secured to the cylinder head cover.
  3. Remove the wiring harness clip secured to the intake manifold as shown in the illustration, and set the wiring harness aside.
    G13556562Courtesy of MAZDA MOTORS CORP.
  4. Disconnect the ventilation hose.
  5. Disconnect the brake vacuum hose from the intake manifold and set it aside.
  6. Set aside the purge solenoid valve component using the following procedure.
    1. Remove the wiring harness clips and connectors shown in the illustration.
      G12228767Courtesy of MAZDA MOTORS CORP.
    2. Remove the bolts shown in the illustration.
      Fig 1: Purge Solenoid Valve Component Bolts With Torque Specification
      G13556564Courtesy of MAZDA MOTORS CORP.
    3. Set the following parts aside as a single unit with the evaporative hose connected.
      • Purge solenoid valve
      • Catch tank
      • Bracket
  7. Remove the cylinder head cover.
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