© Mitsubishi Forklift Trucks 2013. All
© Mitsubishi Forklift Trucks 2013. All
rights reserved.
rights reserved.
Revision: B
Revision: B
Document ID: 615023
Document ID: 615023
166 (244)
166 (244)
PBV20N2
PBV20N2
Service
Service Manual
Manual
CODE
CODE
TRUCKTOOL
TRUCKTOOL
AND
AND
DISPLAY
DISPLAY
DESCRIPTION
DESCRIPTION
219
219
Proportional valve error
Proportional valve error
PEV NOT OK
PEV NOT OK
(Alarm)
Stored
(Alarm)
Stored
This alarm indicates that the voltage on the positive line of the EV outputs (B2) is too high or
This alarm indicates that the voltage on the positive line of the EV outputs (B2) is too high or
too low.
too low.
In such a case, check if the
In such a case, check if the voltage dropped down because of a
voltage dropped down because of a faulty load connected to B2. If
faulty load connected to B2. If
not, replace the COMBIACX controller.
not, replace the COMBIACX controller.
220
220
Startup diagnosis for key-line failed
Startup diagnosis for key-line failed
KEY OFF SHORTED
KEY OFF SHORTED
(Alarm)
(Alarm)
This is a startup diagnostic for
This is a startup diagnostic for the key line. This alarm occurs if the
the key line. This alarm occurs if the key line (XA1 C/1) voltage
key line (XA1 C/1) voltage
drops below the threshold level of 9.5 V.
drops below the threshold level of 9.5 V.
In such a case, check if the
In such a case, check if the key input signal voltage drops below the
key input signal voltage drops below the undervoltage threshold
undervoltage threshold
due to external loads, such as
due to external loads, such as DC/DC converters starting up or relays or contactors energizing
DC/DC converters starting up or relays or contactors energizing
or de-energizing.
or de-energizing.
If no voltage transient is
If no voltage transient is detected on the supply line and
detected on the supply line and the alarm occurs every time the key is
the alarm occurs every time the key is
switched ON, the problem is in the
switched ON, the problem is in the COMBIACX controller.
COMBIACX controller.
222
222
Magnetic brake driver error
Magnetic brake driver error
SMARTDRIVER KO
SMARTDRIVER KO
(Alarm)
(Alarm)
This alarm indicates that the built-in
This alarm indicates that the built-in smart driver is open and not
smart driver is open and not able to provide the
able to provide the magnetic
magnetic
brake positive.
brake positive.
In such a case, check the harness to see
In such a case, check the harness to see if the smart driver output XA1 B/1
if the smart driver output XA1 B/1 is shorted to –Batt.
is shorted to –Batt.
If the output stays at
If the output stays at a low level even
a low level even when disconnecting the wire from the connector pin, the
when disconnecting the wire from the connector pin, the
problem is in the COMBIACX controller.
problem is in the COMBIACX controller.
223
223
Short circuit main cont. or magn. brake
Short circuit main cont. or magn. brake
coil
coil
COIL SHOR. MC-EB
COIL SHOR. MC-EB
(Alarm)
(Alarm)
This alarm occurs when there is a short
This alarm occurs when there is a short circuit in the main contactor or magnetic brake coil.
circuit in the main contactor or magnetic brake coil.
The typical root cause for this
The typical root cause for this alarm is a problem in the
alarm is a problem in the harness or in the coil.
harness or in the coil. Check the
Check the
connections and wiring between the controller and coils.
connections and wiring between the controller and coils.
If there are no external failures or problems, the problem is in the controller and it needs to be
If there are no external failures or problems, the problem is in the controller and it needs to be
replaced.
replaced.
224
224
Another device is inhibiting controller
Another device is inhibiting controller
WAITING FOR NODE
WAITING FOR NODE
(Warning)
(Warning)
This warning indicates that the controller has
This warning indicates that the controller has received a message from the CAN bus that
received a message from the CAN bus that
another controller or device in the
another controller or device in the network has experienced a failure. As a
network has experienced a failure. As a consequence, the
consequence, the
traction controller itself cannot operate, but has
traction controller itself cannot operate, but has to wait for the
to wait for the other controller or device to
other controller or device to
recover from the failure.
recover from the failure.
In case of this warning, check the
In case of this warning, check the additional CAN bus devices for faults.
additional CAN bus devices for faults.
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