Engine Accessory Function Limited
InfoBYD · Engine System
What does this warning light mean?
This warning indicates a malfunction in the engine accessories, such as the compressor, alternator, or water pump. This may affect your air conditioning, battery charging, or engine cooling.
Can I drive?
With caution
What to do
Contact a BYD authorised service centre. Before you get there, keep an eye on your temperature gauge and air conditioning. If you notice overheating or the air con stops working, pull over safely.
Likely causes
- —Accessory belt fault
- —Alternator fault
- —A/C compressor issue
Technical Information
| Field | Value |
|---|---|
| Code | BYD_FP_011 |
| System | Engine System |
| Severity | INFO |
| Can drive? | caution |
Data confidence: Community This information is for reference only. Always consult a qualified technician for diagnosis and repair. Do not attempt high-voltage system repairs yourself.