Troubleshooting
Battery-Charger Error Codes
Problem
Possible Cause
Corrective Action
Code E-0-0-1, or E-0-4-7
1. Battery high voltage
1. Ensure that the battery voltage is
correct and the cable connections are
secure; ensure that the battery is in
good condition.
Code E-0-0-4
1. BMS or battery fault detected
1. Contact an authorized Toro distributor.
Code E-0-0-7
1. Battery amp hour limit exceeded
1. Possible causes include poor battery
health, very deeply discharged battery,
poorly connected battery, and/or
high parasitic loads on battery while
charging. Possible solutions: Replace
battery pack. Check DC connections.
Disconnect parasitic loads. This error
will clear once the charger is reset by
cycling DC.
Code E-0-1-2
1. Reverse polarity error
1. The battery is connected to the charger
incorrectly. Ensure that the battery
connections are secure.
Code E-0-2-3
1. High AC voltage error (>270VAC)
1. Connect charger to an AC source that
provides stable AC between 85 - 270
VAC / 45-65 Hz.
Code E-0-2-4
1. Charger failed to initialize
1. The charger has failed to turn on
properly. Disconnect the AC input and
battery connection for 30 seconds
before retrying.
Code E-0-2-5
1. Low AC voltage oscillation error
1. The AC source is unstable. Could
be caused by undersized generator
or severely undersized input cables.
Connect charger to an AC source that
provides stable AC between 85 - 270
VAC / 45-65 Hz.
Code E-0-3-7
1. Re-programming failed
1. Software upgrade failure or script
operation failure. Ensure that the new
software is correct.
Code E-0-2-9, E-0-3-0, E-0-3-2, E-0-4-6,
or E-0-6-0
1. Communication error with battery
1. Ensure that the connection of the
signal wires to the battery is secure.
Battery-Charger Fault Codes
Problem
Possible Cause
Corrective Action
F-0-0-1, F-0-0-2, F-0-0-3, F-0-0-4,
F-0-0-5, F-0-0-6, or F-0-0-7
1. Internal charger fault
1. Remove the AC connection and
battery connection for a minimum of
30 seconds and retry. If it fails again,
please contact an authorized Toro
distributor.
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