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HOMESERVICE MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 630 (IGNITION SYSTEM)SPARK PLUG REMOVAL/INSTALLATION
2008 Mazda 6 s Sport, 4D Hatchback, Standard

Spark Plug Removal/Installation

2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Spark Plug Removal/Installation
WARNING: This page is about a different car, the 2008 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • If a spark plug that is not as specified is installed, engine performance will be deteriorated. Install only the specified spark plug when replacing. 
  1. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION ).
  2. Remove the battery cover.
  3. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION ).
  4. Position the high-tension lead out of the way. (spark plug side) (See HIGH-TENSION LEAD REMOVAL/INSTALLATION ).
  5. Remove the spark plugs using a plug-wrench.
    CAUTION:
    • Install spark plugs marked with white or orange paint on the leading side and spark plugs with blue paint on the trailing side. 
RENDER: 1.0x

NO RELATED

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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.