P1296
Engine Cooling System Malfunction
Severity
🔴 HighCan you drive?
Do not drive — repair immediately
Approx. repair cost
$6–56 (est.)
Symptoms
- Engine overheating
- Unstable engine operation at idle
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Illuminated
Causes
- Coolant temperature sensor malfunction
- Stuck thermostat
- Low coolant level
- Cooling fan malfunction
- Problems with wiring or contacts
How to Fix
- Check coolant level
- Diagnose the coolant temperature sensor
- Check thermostat operation
- Inspect the system for leaks
- Check the operation of the cooling fan