P059F
Active Grille Air Shutter A Performance Stuck Off
Active Grille Air Shutter A Performance Stuck Off: the actuator is stuck in the off position. Active grille shutters manage airflow for engine cooling and aerodynamics.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Shutter jammed by debris or iceCommon
- Carbon or debris buildup preventing free movementLess likely
- Component wear with age - mechanical playLess likely
Parts involved
- Active Grille Shutter A
- Active Grille Actuator A
P059F 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.