Does a BYD really need a service?
Yes. AA New Zealand lists what still ages on an EV: brake fluid, which absorbs moisture; the coolant that keeps the battery at the right temperature; the reduction drive oil; and the steering, suspension and cabin filter.
The brakes wear more slowly, because the motor does much of the slowing down, but AA New Zealand says they still need regular inspection and will need replacing one day.
Atto 3 problems: where to start
If the car won't wake up or start, think of the 12V battery first. AA New Zealand says an EV's 12V battery starts the car and runs things like the windows and lights, and it can go flat like any other.
If a warning light comes up, photograph it with the kilometres showing, then have it read with a scan tool. If the answer turns out to be software, a BYD dealer can tell you whether an update applies to your car.
The Atto 3 runs on BYD's Blade battery, a lithium iron phosphate (LFP) design. Anything inside that pack is for someone trained and equipped for high-voltage work and, while it's under warranty, for BYD.
NZ-new BYD, or an import?
| Sold new in New Zealand | Imported used | |
|---|---|---|
| Warranty | At the Atto 3's 2022 launch: 6 years or 150,000 km on the car, 8 years or 160,000 km on the battery | BYD New Zealand's own imports from Japan carry its warranty; Atto 3s brought in from Malaysia by others come with no BYD warranty or connected car services |
| Fast-charging plug | CCS2 | Japanese-market cars use CHAdeMO; in August 2026 BYD New Zealand wasn't sure they could be converted |
Questions for a garage before a BYD goes in
- Are you trained and equipped for high-voltage work?
- How many BYDs have you had in the workshop so far?
- Can you read BYD's fault codes and reset the service reminder?
- Will you follow the service schedule in my BYD booklet?
- If it looks like a warranty fault, will you tell me before doing any work?
What a BYD owner can do
You can
- Set the tyre pressures cold, from the label on the driver's door pillar.
- Top up the washer fluid.
- Photograph any warning with the kilometres showing.
Leave to the mechanic
- Anything on the Blade battery or the orange cables.
- Brake fluid, coolant and reduction drive oil.
- Testing and replacing the 12V battery.
Where we'd start with a BYD
We'd find out first how the car came into the country, because that decides what warranty it has. On an NZ-new BYD, warranty faults go to BYD. For everything else, we'd choose a mechanic set up for high-voltage work who has already had BYDs on the hoist, and ask for a written estimate before any work starts.