2. Packaged Included: 4 pcs of Ignition Coil 1 pc of Product Specification 1 pc of Warranty Card
3. Failure judgment: A.If the engine failed with the ignition system, such as inability to start up, lack of strength for fail, etc. the ignition coil shall be checked. B.Eliminate failures of the spark plug, distributor, and high-voltage line. C.If the ignition coil is not damaged in appearance, measure the primary and secondary resistance of the ignition coil, if it exceeds the rated range, the ignition coil shall be judged as disable.
4. Installation check and judgment: Start up the engine after installation, to confirm the failure is eliminated.
5. Suggestions on Safety & Environment Protection: A.Prior to the replacement of the ignition coil, make sure that all the high voltage outputs have been switched off, in order not to cause bodily injury. B.In order to protect the environment, please hand the replaced old parts to professional service station for recycling, or a professional reject disposal agency. Thanks for your cooperation!