iPhone Replacement Battery

Is It the Charging Port or the Battery? Let’s Figure It Out

Nothing’s more frustrating for a customer or a technician than a phone that just won’t turn on. If you're running a repair shop, you’ve definitely had those moments where you're left wondering: is it the battery or the charging port? It’s a common issue with iPhones, and misdiagnosing it can cost you valuable time, money, and customer trust.

This guide walks you through the most common symptoms, multimeter testing techniques, and key signs to help you properly diagnose iPhone power issues before ordering the wrong part or tearing down the wrong section. We’ve written this to be clear, minimal in formatting, and optimized for Magento publishing.

Understanding the iPhone Power Chain