Spark plugs
![fuel-additives fuel-additives](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics_/activeIcon.img.png/fuel-additives-1573556784327.png)
Fuel Additives
VIEW CAUSES
![worn-out worn-out](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__920153958/activeIcon.img.png/worn-out-1573556784340.png)
Worn-out Spark Plug
VIEW CAUSES
![ash-deposits ash-deposits](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__492363667/activeIcon.img.png/ash-deposits-1573556784355.png)
Ash Deposits
VIEW CAUSES
![pre-ignition pre-ignition](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__117561442/activeIcon.img.png/pre-ignition-1573556784369.png)
Pre-ignition
VIEW CAUSES
![corona-discharge-stain corona-discharge-stain](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__1172727275/activeIcon.img.png/corona-discharge-stain-1573556784385.png)
Corona Discharge Stain
VIEW CAUSES
![overheating overheating](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__671270504/activeIcon.img.png/overheating-1573556784400.png)
Overheating
VIEW CAUSES
![oil-fouling oil-fouling](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__1529366850/activeIcon.img.png/oil-fouling-1573556784417.png)
Oil Fouling
VIEW CAUSES
![carbon-fouling carbon-fouling](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__151472973/activeIcon.img.png/carbon-fouling-1573556784431.png)
Cold/Carbon Fouling
VIEW CAUSES
![flash-over flash-over](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__1977452513/activeIcon.img.png/flash-over-1573556784451.png)
Flash Over
VIEW CAUSES
![detonation detonation](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__1573655188/activeIcon.img.png/detonation-1573556784475.png)
Detonation
VIEW CAUSES
![tightening tightening](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__366633267/activeIcon.img.png/tightening-1573556784498.png)
Spark Plug Tightening
VIEW CAUSES
![normal-wear normal-wear](/content/loc-emea/loc-eu/fmmp-champion/en_GB/support/trouble-tracers/ignition/spark-plugs/_jcr_content/main-par/trouble_diagnostics/symptoms/trouble_diagnostics__1885140263/activeIcon.img.png/normal-wear-1573556784521.png)
Normal Spark Plug Wear/Operation
VIEW CAUSES