The charger operating in the manual mode will not harm your battery pack, you will just have to manually disconnect the charger after the required charge time of not more than 14 hours. How to Bypass the Club Car On-Board Computer. Your Club Car has an on-board computer for the single purpose of turning on or off your Club Car charger.
When the batteries are fully charged the computer tells the Club Car charger to remain off. Or when the batteries are in need of charging the "OBC" On-Board Computer tells the Club Car charger to turn on.
Our chargers are fully automatic. The microprocessor within the charger senses the voltage level of your Club Car's batteries and turns on or off automatically. The procedure to bypass your Club Car's computer is simple and will take very little of your time. By bypassing your Club Car's computer you are avoiding the future expense of purchasing a new computer just to charge your batteries.
The diagram above gives a detailed visual of your Club Car's setup and the wiring needed to bypass your on-board computer. Follow the directions below and you will be ready to use your new battery charger.The negative line coming from the back of your charger-handle receptacle. The wire that you must install to bypass your computer. You need only to splice into #1 with #2, no need to cut the line. Then connect the other end to the negative of the rear most battery; furthest back on the driver's side (Same as shown above). Now your Club Car is ready to work with your new fully automatic charger.