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Spark Plugs

Spark plug is the device that provides electricity to the ignition chamber of the engine that helps the car to start up. Spark plug is one of the smallest units of the car but is plays vital role in car composition and working of car. There exist a lot of discussion about spark plugs regarding its installation, working and issues.

Before you install spark plug, allow the engine to cool down and disconnect all the wires and cables of the car, apply grease to loosen the plug so that it become little bit moist so that can be handled in future properly, check the gap between the spark plug if exist adjust it accordingly.


Problems in spark plug

  • ·         Deposition of black carbon on the insulator or electrodes can be result of cold spark plug, extreme handling of driving like stop and run or bad air filters, get it clean or replace it.
  • ·         Deposition of oil make it shiny and wet this is the result of bad oil filters, oil leaks or thick oil effect over it, it needs a makeover replace it as soon as possible.
  • ·         Deposition of brown layer on the spark plug is the result of oil additive and lead from fuel it happens when spark plug is hot and as it cool downs it makes it a coat and cleaning of it becomes useless, urgent replacement needed in this condition.
  • ·         Erosion on the insulator is the result of mishandling and ignorance of spark plug replacement or it may be result of extra fuel and oil additive over it as a result misfiring, bad start up of car or hesitation on acceleration will happen, surely is not a extra heat up problem. So go get the new spark plugs installed in your car.     
  • ·         Misfiring in spark plug due to any of the reason can easily damage the engine, while replacement of spark plug make sure you are handling it properly and heat up issues should be resolved first.
  • ·         Melted central electrode of spark plug may result from pre ignition, over ignition or abnormal combustion which leads to bad timing in engine startup and misfiring so check this before you repair any spark plug. 

 Few tips for spark plug replacement always kept in mind.

  • ·         Replacement of spark plugs should be done in complete sets only, because the entire set replacement will bring benefit to the system as a single change would lead to more impairment of it.
  • ·         Grease up the spark plug while changing it, it’s good for future removal of spark plug as it will moist the surface and allow the activity on it. 
  • ·         Always allow the spark plug get cool before doing any change, repair or replacement as the heat of it may damage the whole system. 


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Today's car repair blog: nzymkl - 2018-01-20 21:32:54