Diagnostic trouble code
P0217
Powertrain
Unverified
Powertrain (P)
Cooling
Engine coolant over temperature condition
The engine exceeded the maximum coolant temperature — stop driving.
What P0217 means
The engine exceeded the maximum coolant temperature — stop driving.
Symptoms you may notice
- Temperature gauge in the red
- Coolant warning
- Steam
Possible causes
- Coolant loss
- Failed thermostat or pump
- Fan not working
- Blocked radiator
Causes are listed from most to least likely for this code. Confirm the actual cause with the diagnostic checks before replacing parts.
Checks to run
- Stop and let it cool
- Check coolant level and leaks
- Test fan, thermostat and pump
Tools you may need
Infrared thermometer
Related codes
More Cooling codes →
P0115
Engine coolant temperature sensor circuit malfunction
P0117
Engine coolant temperature sensor circuit low input
P0118
Engine coolant temperature sensor circuit high input
P0125
Insufficient coolant temperature for closed-loop fuel control
P0128
Coolant thermostat below regulating temperature
P0480
Cooling fan relay 1 control circuit malfunction
Verification and editorial notes
UnverifiedThis page has not been technically verified yet. Confirm the diagnosis and measurements in the workshop manual for your vehicle.
Diagnose before replacing. A diagnostic trouble code identifies the circuit or
system the control unit flagged. It does not prove that a particular part has failed. Confirm
the cause with the measurements and checks above, and follow the workshop manual for your exact
engine before replacing parts or clearing codes.