Honda GXE2.0H, Manual

Page: 32 / 71

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TROUBLESHOOTING
DTC TROUBLESHOOTING
BATTERY PACK
DTC Detecting Item
Failure Condition/
Possible Cause
Verification Item (Check in numerical order)
Applicable Part
Check for
(abnormal symptom)
3A400 Overcharging
(permanent
failure)
Power unit is unable to
power on
1. Battery connectors (at
battery pack and power
cable)
Any foreign material,
short-circuit failure, or
other problem in
connector
No internal power in
battery pack
2. Battery pack (connected
with Dr. H)
Communication cannot
be performed with Dr. H
No DTC displayed
(blown battery internal fuse)
No internal power in
battery pack
3. Battery indicator (single
part)
Indicators of battery pack
do not come on, pressing
check button
Damaged battery 4. Battery pack Replace battery pack
3A401 Overdischarg -
ing (permanent
failure)
Battery cannot supply
power
1. Battery connectors (at
battery pack and power
cable)
Any foreign material,
short-circuit failure, or
other problem in
connector
2. Battery cell voltage
(connected with Dr. H)
Cell voltage is 1.6 V or
less
3. Battery indicator (single
part)
ERROR (Red) indicator
of battery pack flashes,
pressing check button
4. PDU (battery pack
installed on power unit)
Motor operation by
performing the starting
procedure
Damaged battery 5. Battery pack Replace battery pack
3A404 Cell voltage
balance
abnormality
(permanent
failure)
Battery cannot supply
power
1. Battery connectors (at
battery pack and power
cable)
Any foreign material,
short-circuit failure, or
other problem in
connector
2. Battery cell voltage
(connected with Dr. H)
Excessive voltage
difference between
respective cells
3. Battery indicator (single
part)
ERROR (Red) indicator
of battery pack flashes,
pressing check button
4. PDU (battery pack
installed on power unit)
Motor operation by
performing the starting
procedure
Damaged battery 5. Battery pack Replace battery pack
3A405 Pre-charge time
out (permanent
failure)
Battery cannot be charged
due to C-FET malfunction
1. Battery connectors (at
battery pack and power
cable)
Any foreign material,
short-circuit failure, or
other problem in
connector
2. Battery cell voltage
(connected with Dr. H)
Cell voltage is 2.5 V or
less
3. Battery indicator (single
part)
ERROR (Red) indicator
of battery pack flashes,
pressing check button
4. Battery charger (battery
pack installed)
Charger does not start
charging
Damaged battery 5. Battery pack Replace battery pack
3A406 Charging FET
abnormality
(permanent
failure)
Battery cannot be charged
due to C-FET damaged
1. Battery connectors (at
battery pack and power
cable)
Any foreign material,
short-circuit failure, or
other problem in
connector
2. Battery indicator (single
part)
ERROR (Red) indicator
of battery pack flashes,
pressing check button
3. Battery charger (battery
pack installed)
Charger does not start
charging
Damaged battery 4. Battery pack Replace battery pack