EV Function Limited
WarningBYD · Powertrain
What does this warning light mean?
This warning indicates that your vehicle's electric drive function is limited. It may be caused by a fault in the battery system, motor controller, or other high-voltage components. Your vehicle may not drive normally in electric mode, with reduced power and range.
Can I drive?
With caution
What to do
Contact an authorised BYD service centre immediately for inspection. Until you reach the service centre, avoid heavy acceleration, keep to low speeds, and drive smoothly.
Likely causes
- —Battery temperature too high or low
- —Drive motor fault
- —Inverter fault
- —Overheating protection active
Technical Information
| Field | Value |
|---|---|
| Code | BYD_FP_004 |
| System | Powertrain |
| Severity | WARNING |
| 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.