OTC Tools 3182 - Starting Test

6
•Batteryclampsaresecurelyfastenedtotheterminals.
•Terminalsarecleanandfreeofdebrisforagoodelectricalcontinuity.
•Ifaside-posttypebatteryisbeingtested,verifytheterminalstudadaptersare
screwedintightly.
Ifnofaultisdetected,thenchargebatteryandretestbeforereplacingthebattery.
Iftesterstillindicatesabadbattery,thenreplacementisrequired.
NOTE: A WEAK or BAD indication may be due to excessive resistance
caused by a bad connection or corrosion between battery cables and the
battery posts. Remove battery cables from battery, connect the tester directly
to the posts and retest.
Starting Test
Thistestevaluatesthevehicle’sstartingsystembymeasuringthebatteryvoltage
whilecrankingtheengine.
1.Whileobservingpolarity,connectthetesteracrossthevehicle’sbatteryposts:
Redtopositive(+),Blacktonegative(-).RefertoFigure 6.
2.Disable the ignition system to prevent the vehicle from starting. Refer to a
vehicleservicemanualifnecessary.
Figure 6 Starting Test and Charging Test Setup