Possible Causes
WARNING: This page is about a different car, the 2014 Fiat 500c and 2014 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| ENGINE COOLANT LEVEL/COOLANT LEAK |
| INCORRECT COOLANT MIXTURE |
| COOLING SYSTEM CONTAMINATION |
| AIR BUBBLES TRAPPED IN COOLING SYSTEM AFFECTING TEMPERATURE READING |
| INACCURATE ENGINE COOLANT TEMPERATURE SENSOR |
| POOR ENGINE COOLANT TEMPERATURE SENSOR WIRING |
| COOLING FAN STAYS ON CAUSING TEMPERATURE TO DROP TOO FAST |
| POWERTRAIN CONTROL MODULE (PCM) INTERNAL TIMER |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .