P00A1
Charge Air Cooler Temperature Sensor Circuit Range/Performance Bank 2
Generic code
Vehicle Speed and Idle Control System
Low severity
Hard repair
Free on OBD DashX
Want real-world data on P00A1?
See which problems come with P00A1, how often it shows up in other vehicles, and how to fix it — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
What P00A1 means
- Issue detected in AC Temperature sensor
Possible symptoms
- Drivability problems
- The engine will be sluggish on acceleration.
Possible causes
- A/C system low or over charged with refrigerant
- Faulty A/C refrigerant pressure sensor
- Cooling fans inoperative
- A/C Refrigerant Pressure Sensor harness is open or shorted
- A/C refrigerant pressure sensor circuit poor electrical connection
Related parts
- AC Temperature Sensor: Monitors refrigerant temperature. Problems lead to reduced or no AC cooling
Possible solutions
- Visual inspection of wiring and connectors
- Check for wirings
Free on OBD DashX
P00A1 on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
Open P00A1 No sign-up needed · available in 10 languagesScan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.