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Cylinder Head Gasket Replacement: Notes

WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
  • Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel.
  • Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious injuries or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete the "Fuel Line Safety Procedure". (See FUEL LINE SAFETY PROCEDURE .)
  1. Remove the timing chain. (See TIMING CHAIN REMOVAL/INSTALLATION .)
  2. Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [LF] .) (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [L3] .)
  3. Disconnect the following parts:
    1. WU-TWC (See EXHAUST SYSTEM REMOVAL/INSTALLATION .)
    2. Radiator upper hose.
    3. Water hose.
    4. Heater hose.
    5. Wiring harness.
  4. To firmly support the engine, first set the engine jack and attachment to the oil pan.
    Fig 1: Setting Engine Jack And Attachment To Oil Pan
    G00973760Courtesy of MAZDA MOTORS CORP.
  5. Remove in the order indicated in the figure.
    Fig 2: Cylinder Head Gasket With Torque Specifications
    G00973761Courtesy of MAZDA MOTORS CORP.
  6. Install in the reverse order of removal.
  7. Inspect the compression. (See COMPRESSION INSPECTION .)
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