Key Not Detected? 3 Causes & Quick Fixes!

Does your car display **“Key Not Detected”** when you press the push-button start? If your car won't start even when the key fob is inside, don't panic! The problem could be a weak key fob battery, a weak car battery, a brake pedal switch issue, or a fault in the keyless entry system. In this Fixpro Garage video, you'll learn **3 common causes of the Key Not Detected warning and practical quick fixes** you can check before spending money on unnecessary replacement parts. 🔧 **WHAT YOU'LL LEARN:** ✅ **1. Weak or Dead Key Fob Battery** — Learn why a weak fob battery can prevent your car from detecting the key and what to check first. ✅ **2. Weak Car Battery or Brake Pedal Switch** — Understand how low 12-volt battery power or a brake-start detection problem can prevent your vehicle from starting. ✅ **3. Faulty Key Fob or Keyless Entry System** — Find out how to test a spare programmed key and when professional diagnosis may be necessary. 🚗 **This video covers:** * Key Not Detected warning * Push-button start not working * Key fob not recognized by car * Car won't start with key inside * Key fob battery replacement * Emergency key detection procedures * Basic car starting troubleshooting **IMPORTANT:** Backup-start procedures vary by vehicle make, model, and year. Always check your owner's manual for the correct procedure. If the problem continues, have the vehicle diagnosed by a qualified technician. If you enjoy practical automotive troubleshooting, DIY car repair tips, and easy-to-understand car maintenance guides, subscribe to **Fixpro Garage** for more helpful videos. 👍 Like this video if it helped you! 💬 Comment below with your car's make, model, and year, along with the warning message you're seeing. #KeyNotDetected #keyfob #KeyNotDetected #KeyFob #PushButtonStart #CarWontStart #CarRepair #CarTroubleshooting #DIYCarRepair #carmaintenance #AutoRepair #FixproGarage