P00F1
Intake Air Temperature Sensor 3 Circuit Intermittent/Erratic Bank 2
Generic OBD-II
Common symptoms
What you'll notice
- Check and clean the intake air temperature sensor connector.
- Inspect and repair any damaged wiring or connections related to the intake air temperature sensor.
- Replace the intake air temperature sensor if it is faulty or malfunctioning.
- Verify and update the engine control module software if necessary.
- Conduct a thorough inspection and diagnosis of the engine's air intake system for any other potential issues or faults.
Common causes
Most likely first
- Faulty intake air temperature sensor
- Loose or damaged wiring or connectors related to the intake air temperature sensor
- Dirty or clogged intake air filter
- Intake air leaks, such as a cracked or disconnected intake hose
- Issues with the engine control module (ECM) or related sensors
How to diagnose & fix
Work through it in order
- Engine misfire or hesitation
- Poor fuel efficiency
- Rough idle
- Stalling or difficulty starting the vehicle
- Illuminated check engine light
Read & clear P00F1 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.