Red lightCritical

Parking/brake system fault warning light

Stop soon

What this light means

This warning may indicate low brake fluid or a braking-system fault. The handbook says to park immediately in a safe place and contact BYD service for specified fault cases.

Immediate actions

  1. 1Do not continue driving when brake-fluid level is low.
  2. 2Stop safely if the brake-system warning and ABS warning appear together.
  3. 3Contact BYD service immediately.

What to check

Record exact icon/message, driving or charging state and recent conditions
Follow the owner handbook escalation for the warning severity
Do not repair HV, brake, steering, airbag, ADAS, fuel or wiring systems yourself

Possible causes

  • Official SEALION 5 owner handbook warning-light/dashboard-message chapter.
  • Exact root cause requires BYD diagnostic inspection; no DTC code is published from this summary.

Related warning lights

Sources

BYD New Zealand SEALION 5 owner handbook PDF

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