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3. TROUBLESHOOTING GUIDE
3.3 ERROR CODE TABLE
(1) Drive system (1/5)
Error code
on display
Error description Problem Resetting Error code conditions
LED
code
Page
blinks.
Drive system neutral interlock The truck won’t travel.
Turn the key switch ON
when:
• the accelerator is OFF
• the F/R lever is in neutral
When the key switch is turned ON,
• an accelerator signal is present
• a forward or reverse travel signal is present.
01 49
101
Low battery voltage detected
(Battery voltage dropped)
The truck won’t travel, steering system
and the load handling system won’t
work.
Turn the key switch OFF.
Battery voltage:
28 V or less (for 48 V trucks)
42 V or less (for 72 V trucks)
This error occurs if the voltage in the EPS
system stays below 24 V (for 48 V trucks) or
36 V (for 72 V trucks) for at least 2 seconds.
09 49
102
Low battery voltage detected
(Low output)
Lower output of drive and pump motors
Battery voltage:
• 28 V or less (for 48 V
trucks)
• 42 V or less (for 72 V
trucks)
Battery voltage (for travel and load-handling
systems):
• 45 V or less (for 48 V trucks)
• 60 V or less (for 72 V trucks)
95 49
103
Battery
discharge
indicator
blinks.
Low battery voltage detected
(Overdischarge warning)
Lower output of drive and pump motors
The battery discharge
indicator level rises above the
warning level (factory set to
Level 2).
The battery discharge indicator level drops
below the warning level (factory set to Level
2).
- 49
blinks.
105
Seat switch OFF detected
(after the key switch is turned ON)
The truck won’t travel and the load
handling system won’t work.
Lift lock solenoid OFF.
Turn the seat switch ON.
(The operator must sit in the
seat.)
After the key switch is turned ON, the seat
switch stays OFF for the preset period of
time, or longer.
02 50
blinks.
106
Seat switch OFF detected
(When the key switch is turned ON)
The truck won’t travel and the load
handling system won’t work.
Lift lock solenoid OFF.
The seat switch is ON when
the key switch is turned ON.
The seat switch is OFF when the key switch
is turned ON.
02 50
201
Forward or reverse travel switch
abnormal
The truck won’t travel.
Automatically resets when
the input returns to normal.
The forward and reverse travel switches are
turned ON simultaneously.
07 50
202 Drive motor inverter unit temp. abnormal The truck won’t travel.
The temp. drops to less than
109°C [228°F].
This error occurs when the temp. reaches
109°C [228°F].
34 50
203
Drive motor inverter unit temp. too high
The truck can be driven (but the output
is limited).
The temp. drops to 90°C
[194°F] or below.
This error occurs when the temp. reaches
94°C [201°F].
33 50
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