IGNITION COIL COMPATIBILITY: Compatible with for Mazda 2011 2 1.5L L4 VIN:Y,Z,Compatible with for Mazda 2012 2 1.5L L4 VIN:Y,Z. COILS PACK OE NUMBER: 1788531 5C1847 880186 B193 E1155 IC17126, C1790 UF-655 ZJ20-18-100. How to maintain new coils? 1.Prevent ignition coils from heating or damp 2.Do not turn on the ignition switch when the engine is not running 3. Check, clean and fasten the circuit connector frequently to avoid short circuit or grounding 4.The water on the ignition coil can only be dried with a cloth, not with a fire.5. Control engine performance to prevent over voltage. PRODUCT FUNCTIONS: This new premium ignition coil can fit your vehicles perfectly and produce a high output energy, which can keep your engine running well and smoothly.
