ESC fault warning light

Drive with caution

Safety warning — do not ignore this light

This warning light indicates a potentially serious fault. Do not continue driving. Stop in a safe location and contact an authorized service center or roadside assistance. Never attempt to inspect high-voltage or safety-critical components yourself.

What this light means

Electronic stability control fault; ABS/brakes may remain but stability assistance is limited.

Immediate actions

1Drive slowly, avoid sharp maneuvers and arrange BYD inspection.
2Record exact dashboard message, speed, SOC, charging state and conditions.
3Do not dismantle the system; contact authorized BYD service.

What to check

Confirm exact dashboard message

Stop safely for red/critical warnings

Confirm VIN, market and software with dealer

Possible causes

›ESC system fault
›sensor issue
›post low-voltage reset calibration needed

Related warning lights

ABS fault warning light Tire pressure / TPMS warning Airbag fault warning light Parking brake / brake-fluid warning

Sources

✓BYD SEALION 7 owners manual LHD EN 240820

For informational purposes only. Always consult a certified service center for diagnosis and repair of warning light conditions.