Put your volt meter on 1 battery, hold your foot on the brake HARD and push the throttle for 2 seconds and note the voltage. Do all 6 batteries. The dud will show up.
Rodney
Put your volt meter on 1 battery, hold your foot on the brake HARD and push the throttle for 2 seconds and note the voltage. Do all 6 batteries. The dud will show up.
Rodney