2002-2007 Suzuki 500 LTA Service Manual, Page 317Get this manual
ELECTRICAL SYSTEM
INSPECTION
IGNITION COIL PRIMARY PEAK VOLTAGE Remove the fuel tank side cover( 7-5) Remove the spark plug cap Connect new spark plug to spark plug cap and ground it to the cylinder head
NOTE: Make sure that the spark plug cap and spark plug are connected properly and the battery is fully-chargedMeasure ignition coil primary peak voltage using the multi circuit tester in the following procedure Connect the multi circuit tester with the peak voltage adaptor as followsProbe: BlackWhite lead wire or Ground Probe: WhiteBlue lead wire
NOTE: Do not disconnect the ignition coil primary wire09900-25008: Multi circuit tester set