P1217critical severityPowertrain
Engine Over Temperature
on 2021 Nissan Leaf Electric 40kWh · FWD
What this code means
Engine coolant has exceeded maximum safe operating temperature.
Symptoms
- CEL
- Temp warning light
- Overheating
- Steam
- Power loss
Common causes
- Faulty thermostat
- Low coolant
- Failed fan/clutch
- Failed water pump
- Blocked radiator
Diagnostic steps
- Check coolant level
- Test thermostat
- Inspect fan operation
- Test water pump
- Check for blockage
Repair notes
Replace thermostat or repair cooling system.
Other Powertrain codes on this vehicle
P0070
Ambient Air Temperature Sensor Circuit
P0071
Ambient Air Temperature Sensor Range/Performance
P0072
Ambient Air Temperature Sensor Circuit Low
P0073
Ambient Air Temperature Sensor Circuit High
P0115
Engine Coolant Temperature (ECT) Sensor 1 Circuit
P0116
ECT Sensor 1 Circuit Range/Performance
P0117
ECT Sensor 1 Circuit Low Input
P0118
ECT Sensor 1 Circuit High Input
P0119
ECT Sensor 1 Circuit Intermittent
P0125
Insufficient Coolant Temperature for Closed Loop Fuel Control