How to Change Spark Plugs - AutoZone Apply a small amount of plug wire grease to the plug wire boot (or COP boot) and re-install each plug wire or ignition coil. Be sure and connect the plug wires to the appropriate spark plug for each engine cylinder (refer to a firing order diagram if necessary). Re-install the coil hold down bolt(s). Re-attach the electrical connector(s). CHEVROLET - Car PDF Manual, Wiring Diagram & Fault Codes DTC Hi there I am repairing engine wire harness on my 2004 Mercedes c230 kompressor and I need a detailed color code diagram for connecting wires back together for sensors and coil packs and anything else in it thank you I am writing to get the right specification of spark plug for 2004 Renault Samsung SM5. E-mail: ilabdly@gmail #241. Joel Gas Cooktop Igniter Clicking, Won't Light, Spark Module Check wiring against diagram, verify all terminals & connections are correct and tight. Replace questionable wire. 6. Check module per manual's test procedure; Replace bad spark module. No spark or only random spark at one igniter. 1. Check for cracked igniter. or pinched igniter. wire . 2. Poor electrical continuity to burner cap . 3. PerTronix Electronic Ignition Systems | The Aftermarket's Finest With the tremendous growth of the performance industry in the 90's, PerTronix began to shift our emphasis to our automotive product offering. This substantial growth, along with the addition of our Flame-Thrower® coil and spark plug wire product lines made it necessary for PerTronix to expand production and relocate to a brand new 22,000 square foot custom manufacturing