The answer to 'EV charger installation not working' is that there can be several common causes, including improper wiring, issues with the electrical panel, or problems with the charger itself. Symptoms may include the charger not powering on, slow or intermittent charging, or error messages on the charger or vehicle display.
Some potential solutions include checking the circuit breaker, verifying the electrical connections, and ensuring the charger is compatible with your electrical system and EV. If you're not comfortable troubleshooting the issue yourself, it's best to call a licensed electrician to diagnose and resolve the problem.