Golf cart battery care: watering flooded lead-acid batteries, charging, voltage testing, replacement and lithium conversions, based on battery makers' published guidance.
If the cart drives but the lights, horn, signals and backup alarm died after a battery swap, the 12V accessory feed got left off. Here's how to find the lead, meter the right post, check the fuse or reducer, and avoid burning out your bulbs.
A single snap when you land the last cable is the controller charging. Continuous sparks mean a real short, usually new accessory wiring. Here is how to find it circuit by circuit on a 48V lead-acid or lithium cart.
Watering at the wrong time or with the wrong water shortens battery life. Follow the battery maker's rules: after charging, distilled water, 1/8 inch below the well.
