Home >> Volvo >> 2002 >> S60 Base, 2.4 61, Standard >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Intake/Exhaust, Engine Timing, Compression, Cooling System, EVAP, Fuel - Symptom Related Diagnostic Procedures >> Checking Spark Plugs (B5204T5; B5254T4; 2004) >> Checking spark plugs >> Replacing spark plugs