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Home >> Mazda >> 2011 >> 3 Mazdaspeed, 2.3 4 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Ignition System [LF, L5]) >> Spark Plug Removal/Installation

Spark Plug Removal/Installation

WARNING: This page is about a different variant/trim than selected.
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 battery cover. (See BATTERY REMOVAL/INSTALLATION [LF, L5] ).
  2. Disconnect the negative battery cable.
  3. Remove the plug hole plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION ).
  4. Remove the ignition coils. (See IGNITION COIL REMOVAL/INSTALLATION ).
  5. Remove the spark plugs using a plug-wrench.
  6. Install in the reverse order of removal.

    Tightening torque 

    10-14 N.m {102-142 kgf.cm, 89-123 in.lbf}