P0218
Airflow Sensor Overheating
Monitoring · Powertrain
medium
What does this code mean?
The detected temperature is above the safe operating threshold.
This is a generic OBD-II / UDS code — the meaning is standardized across manufacturers.
Possible symptoms
Overheating
Reduced power
Derating
Possible causes
- 1.Cooling system failure
- 2.Blocked airflow
- 3.Failed pump
- 4.High load
These are possible causes — a professional inspection is required to confirm.
Diagnostic procedure & recommended checks
- Check the cooling system
- Read the temperature sensor
- Verify airflow
Recommended actions
- Restore cooling
- Replace the failed cooling part
Can I drive?
Yes
When to contact a professional
Sensor faults are usually quick to fix, but get a diagnostic if several sensors fail together.
Related Fix & Solve guides
Diagnostic information is provided for informational purposes and does not replace professional inspection. High-voltage systems must only be serviced by qualified personnel.