Detailed introduction to TOYOTA Ignition Coil  90919-02236 The ignition coil is a crucial part of your ignition system. It's function is to convert the 12 volt power of your vehicle's electrical system in to 35,000 or more volts. This produces a high intensity spark at the spark plug which then ignites the fuel in the cylinder. Coils in general will wear out over time. This will cause a misfire condition. In engines like this with one coil per cylinder you can diagnose a coil by putting a timing light on each one to make sure it is lighting the light consistently.   TOYOTA Ignition Coil 90919-02236   1.Quality is steady (high quality).   2.Competitive price.   3.Quick delivery term.   4.Best service.   5.Satisfied After sales.   6.Feel free to come to our company to check the products quality.   7.Helps your engine deliver better fuel efficiency and performance gains. If you are interested in ,pls contact me directly .   Luna    skype:shuangyi06   Trade Manager: cn1500109108   Email:  sy06@hbsyauto.com     office :86-319-5236611