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Home >> Mazda >> 2021 >> CX-3 FWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical System >> Timing Chain Removal/Installation >> Cylinder Head Cover Removal Note

Cylinder Head Cover Removal Note

  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 figure, and set the wiring harness aside.
    G09785084Courtesy 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. (With coolant control valve)
    1. Remove the wiring harness clips and connectors shown in the figure.
      G13149235Courtesy of MAZDA MOTORS CORP.
    2. Remove the bolts shown in the figure.
      G13149236Courtesy 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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