Home/Mazda/MX-5/Mazda MX-5 NC (2005-2008)/Repair manual/Ignition System/Ignition System: Removal & Installation
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Ignition System: Removal & Installation Mazda MX-5 NC

SPARK PLUG REMOVAL/INSTALLATION [LF]

CAUTIONIf 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.
  2. Disconnect the negative battery cable. (See «BATTERY REMOVAL/INSTALLATION [LF]»(ref-244448-S25513985422006092400000) .)
  3. Remove the plug hole plate. (See «PLUG HOLE PLATE REMOVAL/INSTALLATION [LF]»(ref-244453-S34821156912006092400000) .)
  4. Remove the front suspension tower bar (joint). (See «FRONT SUSPENSION TOWER BAR REMOVAL/INSTALLATION»(ref-244475-S20579544822006092400000) .)
  5. Remove the ignition coils. (See «IGNITION COIL REMOVAL/INSTALLATION [LF]»(ref-244472-S13964549482006092400000) .)
  6. Remove the spark plugs using a plug-wrench.
  7. Install in the reverse order of removal. Tightening torque 10-14 N.m {1.1-1.4 kgf.m. 8-10 ft.lbf}