FixVault

Resistance Inspection

WARNING: This page is about a different car, the 2016 Mazda CX-3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the resistance of the spark plug using an ohmmeter as shown in the graphic.
    Fig 1: Measuring Spark Plug Resistance Using Ohmmeter
    G10969020Courtesy of MAZDA MOTORS CORP.
    • If not within specification, replace the spark plug.

    Spark plug resistance [25°C {77 °F}] 

    1. 3.0-7.5 kilohms