B3A55
Active Aerodynamic Feature D Actuator Temperature Too High
B3A55 is an OBD-II diagnostic trouble code meaning: Active Aerodynamic Feature D Actuator Temperature Too High. Common causes: mechanical jamming of the drive or moving parts, drive motor malfunction. Estimated repair cost: $56–278.
Symptoms
- Inoperative active aerodynamic element
- Error message on the instrument panel
- Reduced aerodynamic efficiency at high speeds
Causes
- Mechanical jamming of the drive or moving parts
- Drive motor malfunction
- Problems with the wiring harness or connectors
- Malfunction of the active aerodynamics control module
- Long-term operation under increased loads
How to Fix
- Visual inspection of the active aerodynamic element for mechanical damage
- Checking the free movement of the mechanism manually
- Diagnostics of drive motor winding resistance
- Checking the integrity of the wiring harness and contacts
- Scan the control module for additional errors
- Testing the system after troubleshooting
Related codes
Error B3A55 by Vehicle Brand
FAQ
What does the B3A55 code mean?
B3A55 is an OBD-II diagnostic trouble code that indicates: Active Aerodynamic Feature D Actuator Temperature Too High
What causes a B3A55 error code?
The most common causes of B3A55 include: Mechanical jamming of the drive or moving parts; Drive motor malfunction; Problems with the wiring harness or connectors; Malfunction of the active aerodynamics control module.
How do I fix a B3A55 diagnostic trouble code?
To fix B3A55: Visual inspection of the active aerodynamic element for mechanical damage. Checking the free movement of the mechanism manually. Diagnostics of drive motor winding resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B3A55?
Limited driving only, diagnose soon
How much does it cost to fix B3A55?
The estimated repair cost for B3A55 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat