Engine Overheating
Urgency: CriticalEngine overheating is a serious condition that can cause catastrophic engine damage if not addressed immediately. Common causes include low coolant, a failed water pump, a stuck thermostat, a clogged radiator, or a failed cooling fan. Pull over immediately if your temperature gauge enters the red zone or you see steam.
Need to read your codes?
An OBD-II scanner lets you read and clear diagnostic trouble codes from your vehicle's computer. Most scanners work with any car made after 1996.
Browse OBD-II Scanners on AmazonPossible Causes
- Low coolant level
- Failed water pump
- Stuck thermostat
- Clogged radiator
- Broken cooling fan
- Head gasket leak
Related OBD-II Codes
When to See a Mechanic
Stop driving immediately. Pull over safely, turn off the engine, and let it cool. Have the vehicle towed if possible. Do not open the radiator cap while hot.
Need Help Diagnosing This Symptom?
Describe your symptoms to our AI mechanic and get personalized diagnostic guidance for your specific vehicle.
Start AI ChatAffiliate Disclosure: This page contains affiliate links. If you purchase products through these links, we may earn a small commission at no additional cost to you. This helps us maintain this free resource. We only recommend products we believe will help you diagnose and repair your vehicle. Prices shown are estimates and may vary.