BYD TANG EV 2021, Owner'S Manual

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Maintenance
time
Maintenance
item
Readings on odometer or number of months, whichever comes
first
x1,000
(km)
5 17 29 41 53 65 77 89 101 113 125
Number of
months
3 15 27 39 51 63 75 87 99 111 123
Check vehicle module DTC (clear
after recording)
I I I I I I I I I I I
Check torques of high-voltage
battery tray, guard plate, bumper
bar and installation points
I I I I I I I I I I I
Replace transmission gear oil.
Replace for the first time after 24 months or 40,000km,
whichever comes first. Then replace every subsequent 24
months or 48,000km, whichever comes first
Check for powertrain leaks or
bumps
I I I I I I I I I I I
Check for loose HV harness or
connectors
I I I I I I I I I I I
Check for deformation or oil marks
in HV module cosmetic parts
I I I I I I I I I I I
Check each charging connector for
any foreign objects or burn marks
I I I I I I I I I I I
Replace high-voltage battery
coolant
Replace for the first time after 2 years or 40,000km, which-
ever comes first. Then replace every subsequent 2 years
or 100,000km, whichever comes first
Check activated carbon high-
efficiency filter
I I I I I I I I I I I
Check PM2.5 quick tester filter
screen
I I I I I I I I I I I
Check that bulbs and LEDs are
lighting properly
I I I I I I I I I I I
Check that headlight dimming
function is normal
I I I I I I I I I I I
Check for any foreign objects or
ablation marks at the EPS bonding
point
I I I I I I I I I I I
Check whether EPS connector
is loose or connector pins are
ablated.
I I I I I I I I I I I