Operation CHARM
: Car repair manuals for everyone.
Home
>>
Subaru
>>
2002
>>
Impreza 2.5 RS Sedan AWD F4-2.5L SOHC
>>
Repair and Diagnosis
>>
Engine, Cooling and Exhaust
>>
Engine
>>
Tune-up and Engine Performance Checks
>>
Spark Plug
>>
Service and Repair
>>
Cleaning
Cleaning
CLEANING
Clean the
spark plugs
in a sand blast type cleaner. Avoid excessive blasting. Clean and remove the carbon or oxide deposits, but do not wear away porcelain.
If deposits are too stubborn, replace the plugs.