P05AF
Active Grille Air Shutter B Stuck On
P05AF is an OBD-II diagnostic trouble code meaning: Active Grille Air Shutter B Stuck On. Common causes: mechanical jamming of blinds in the open position, worn or broken return mechanism (spring).
Symptoms
- Check Engine light on
- Extended engine warm-up time
- Increased fuel consumption
- Reduced aerodynamic efficiency at speed
- The engine does not reach operating temperature for a long time
Causes
- Mechanical jamming of blinds in the open position
- Worn or broken return mechanism (spring)
- Actuator malfunction - does not develop enough force
- Deformation of blinds plates
- Failure in the blind control module
How to Fix
- Read codes and check the current position of the blinds using a diagnostic scanner
- Inspect the blinds - check for deformation or foreign objects that are preventing them from closing
- Check the actuator control signal during the closing command
- Manually try to close the blinds - evaluate the resistance
- Replace the actuator or blind assembly
- Carry out adaptation according to the manufacturer’s procedure and test drive
Related codes
Error P05AF by Vehicle Brand
FAQ
What does the P05AF code mean?
P05AF is an OBD-II diagnostic trouble code that indicates: Active Grille Air Shutter B Stuck On
What causes a P05AF error code?
The most common causes of P05AF include: Mechanical jamming of blinds in the open position; Worn or broken return mechanism (spring); Actuator malfunction - does not develop enough force; Deformation of blinds plates.
How do I fix a P05AF diagnostic trouble code?
To fix P05AF: Read codes and check the current position of the blinds using a diagnostic scanner. Inspect the blinds - check for deformation or foreign objects that are preventing them from closing. Check the actuator control signal during the closing command. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P05AF?
Do not drive — repair immediately
See also: Russian version · NationStat