
Powertrain fault warning light
What it means
A powertrain failure can cause the warning to remain on with ignition or appear while driving.
What to do
Avoid driving with the warning and contact BYD for inspection as soon as possible, following the handbook caution. The warning is not a generic permission to continue driving.
Handbook-based owner explanation, not a verbatim quotation. Check the accompanying instrument-panel message.Meaning and response handbook-checkedBYD DOLPHIN · UK RHD-listed 7.2025 EN_V2BYD handbook · PDF p. 37 (BYD UK), p. 41 (BYD UK)