This content was compiled automatically and has not yet been reviewed by a technician. For reference only.
For reference only. Always confirm part numbers and procedures for your specific vehicle.
Fault diagnosis
BYD ATTO 3: Traction battery overheating warning stays on or flashes
The traction battery overheating warning light comes on or flashes.
BYD ATTO 3: Traction battery overheating warning stays on or flashes
Symptoms
- The traction battery overheating warning light comes on or flashes. [1]
Possible causes
- The manual lists overheating conditions including long uphill driving in high temperatures, frequent stop-and-go driving/rapid acceleration and hard braking, and prolonged continuous operation. [1]
Checks
- Distinguish steady illumination from flashing and check the operating conditions; stop and allow cooling when the light stays on. If it flashes, immediately stop safely and leave the vehicle. [1]
What to do
- Respond to overheating according to the manual without directly concluding that battery replacement is required; if the abnormality persists, contact a BYD service provider for inspection. [1]
Applicability and limits
- Source limits: BYD ATTO 3, model year unconfirmed, New Zealand; NZ 08/2022 manual version. Do not extend model-year applicability based on the manual date. For inspection clues only; related parts do not constitute a replacement recommendation. No vehicle model has been linked; do not assume applicability to other models of the same brand. Scope: unknown [1]
- NZ 08/2022 manual version; do not extend model-year applicability based on the manual date
Related part categories
- Traction battery [1]
Sources
[Source 1] BYD ATTO 3 Owner’s Manual NZ 08/2022 — PDF pp.44 / printed pp.43, Power battery overheating warning light (accessed 2026-11-01)
https://www.bydauto.co.nz/storage/uploads/7b3bb839-014f-457f-9f95-45118e270e00/ATTO-3-Owner%27s-Manual-NZ-08_2022.pdf
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