P05A0
Active Grille Air Shutter A Stuck On
Generic OBD-II
Real-world scan data
Seen in
48
scans in the past year
Found in
<0.1%
of scans
<0.1%
of scans that found faults
Figures reflect only diagnostic scans recorded through our own apps and tools. Cars are typically scanned because a symptom or warning light prompted it, so these counts describe our scan records — not the incidence of faults in any model, and not the quality, reliability, or safety of any vehicle. No comparison between manufacturers or models is implied. All trademarks belong to their respective owners; no affiliation or endorsement is implied.
Common symptoms
What you'll notice
- Check the wiring and connections of the active grille air shutter A position sensor circuit.
- Replace the active grille air shutter A position sensor if it is found to be faulty.
- Inspect the active grille air shutter for any obstructions or damage and clean or repair as necessary.
- Verify and update the software/firmware of the active grille air shutter control module.
- Replace the active grille air shutter control module if all other solutions do not resolve the issue.
Common causes
Most likely first
- Faulty active grille air shutter actuator
- Stuck open thermostat
- Wiring or electrical issue with the active grille air shutter system
- Defective engine cooling fan
- Failed engine control module (ECM) or powertrain control module (PCM)
How to diagnose & fix
Work through it in order
- Engine overheating
- Decreased fuel efficiency
- Poor engine performance
- Check engine light illuminated
- Difficulty starting the vehicle.
Read & clear P05A0 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.