B
138
Repair and Service Manual
FAULT TESTING
Read all of SAFETY and this section before attempting any procedure. Pay particular attention to Notices, Cautions, Warnings and Dangers.
699327
4-2
Throttle Wiper
Low
Throttle pot wiper
(pin16) voltage is
lower than low fault
setting
Shutdown
throttle
Condition
clears
1.See Monitor menu-Inputs: throttle pot
2.Throttle pot wiper voltage too low
4-3
Pot 2 Wiper
High
Pot 2 wiper (pin17)
voltage is higher
than high fault
setting
Full Brake
Condition
clears
1.See Monitor menu-Inputs: pot2 raw
2.Pot2 wiper voltage too high
4-4
Pot 2 Wiper
Low
Pot 2 wiper (pin17)
voltage is lower than
low fault setting
Full Throttle
Condition
clears
1.See Monitor menu-Inputs: pot2 raw
2.Pot2 wiper voltage too low
4-5
Pot Low Over
current
Pot low (pin 18)
current exceeds
10mA
Shutdown
Throttle and
full Brake
Condition
clears and
KSI cycled
1.See Monitor menu-Outputs: pot low
2.Combined pot resistance connected to pot
low is to low
4-6
EEPROM
Failure
Controller operating
system tried to write
to EEPROM
memory and failed
Vehicle
Disabled
Download
correct
software
(OS) and
matching
parameter
default
settings into
the controller
and c
1.Failure to write to EEPROM memory. This
can be caused by EEPROM memory
writes initiated by VCL, by the CAN bus,
by adjusting parameters with the
programmer, or by loading new software
into controller
4-7
HPD/
Sequencing
Fault
HPD sequencing
fault caused
incorrect sequence
of KSI, interlock,
direction and throttle
input
Shutdown
Throttle
Reapply
inputs in
correct
sequence
1.KSI, interlock, direction and throttle inputs
applied in incorrect sequence
2.Faulty wiring, crimps, or switches at KSI,
interlock, direction, or throttle inputs.
3.See Monitor menu-Inputs
4-8
Emer Rev
HPD
At the conclusion of
Emergency
Reverse, the fault
was set because
various inputs were
not returned to
neutral
Shutdown
Throttle
If
EMR_interloc
k=On, clear
the interlock,
throttle and
direction
inputs. If
EMR_Interloc
k=Off, clear
the throttle
and direction
inputs.
1.Emergency Reverse operation has
concluded, but the throttle, forward and
reverse inputs, and interlock have not
been returned to neutral
LED
Code
1313
Display
Explanation
Controller
Response
Recover
When
Possible Cause
Fig. 7 Fault Code Chart (Continued)
PRELIMINARY
