4.16 High-voltage battery: checking charge
level
Checking charge level of high-voltage battery
Charge level display of high-voltage battery is located in instru‐
ment cluster.
The charge level must be determined for the first time on vehi‐
cle delivery:
Note
♦
The high-voltage battery must be charged to at least 80 % at
pre-delivery inspection.
♦
During subsequent service inspections, the high-voltage bat‐
tery will be charged fully only if requested by the customer.
4.17 Maintenance of high-voltage battery
The high-voltage battery maintenance programme includes de‐
termining the battery charge level ⇒ page 41 and, depending on
the test result, the subsequent charging of the battery.
If the charge level display indicates 1/4 or <1/4, the high-volt‐
age battery has to be charged until the charge level display
indicates 1/2 at least.
4.18 High-voltage battery: charging
Note
♦
The high-voltage battery must be charged to at least 80 % at
pre-delivery inspection.
♦
During subsequent service inspections, the high-voltage bat‐
tery will be charged fully only if requested by the customer.
4.19 High voltage components and high-
voltage cables: inspecting for damage
ID.4 2021 ➤
Maintenance - Edition 12.2020
4. Descriptions of work 41
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