BYD F7-1 Owner's Manual page 105

Friendly Tips
Sporadic forward shaking of TID
model is normal.
Warning
Precautions for turbocharged
engine:
476ZQA engine requires

dedicated engine oil (e.g.
FUCHS TITAN EM 5C 1420_TI;
contact BYD authorized
service station for details); do
not add any other engine oil
and any additives.
Do not add any additives to

the coolant, or else it will
impair the corrosion
resistance of the coolant and
even damage the engine.
To ensure that the engine of

your car is always maintained
in good working condition, be
sure to add BYD approved
gasoline detergent in gasoline
on a regular basis. The
BYD F7-1, F7-2, F7-3 Owner's Manual
specific usage of gasoline
detergent: the gasoline
detergent should be added in
each regular maintenance
(including first 3500km
maintenance); add 1 bottle
(180ml) each time; add the
gasoline detergent after filling
up the tank, and do not add
extra gasoline and additives
before running out the tank of
fuel.
For the vehicles that the

mileage exceeds 20,000 km
and gasoline detergent is used
for the first time, it is
recommended to use 3 bottles
(180ml/bottle) continuously,
and then use 2 bottles
continuously every 7500 km.
In the areas that ethanol

gasoline is used, it is
recommended that use a
bottle (180ml) of gasoline
detergent every other tank of
fuel.
Maintenance Notice 5-13