DVS Fast Charging System
Operation and Maintenance Manual
09910-W-03-02
Page
20 of 27
Webasto Charging Systems, Inc.
Symptom
Probable Cause(s)
Action
Battery doesn’t last full shift Premature disconnection of charge cable
Batteries are under watered
Incorrect equalization schedule
Incorrect Charger and/or BMID configuration
Bad cell within pack
Bad BMID
F, OO
P
O
J
I
G
Battery water usage too high
Incorrect equalization schedule
Incorrect BMID configuration
Battery temperature too high
O
J
H, P
Battery temperature too high
Loose battery interconnects
Incorrectly installed temp sensor
Incorrect BMID configuration
Batteries under watered
Cell SOC mismatch
Q
F, G
J
P
I
Charge connector arcs when
disconnected
Failed Control Board
A
Noisy unit
Loose Sheet metal
Loose Fan blade or mount
Noisy Transformer/Inductor
R
R
A
Excessive fumes during
charging
Incorrect Charger and/or BMID configuration
Under watered batteries
J
P
Historical log incorrect
Incorrect BMID configuration
Failed BMID
J
G
