P05A3
Active Grille Air Shutter A Control Circuit Range or Performance
Same as P05A2 with electrical drive intact but the shutter response not matching the commanded movement - actuator slow or weak.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Actuator response weakCommon
Parts involved
- Active Grille Actuator A
P05A3 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.