REV. 09/2020
C5
LED
BLINKS
digit 1
LED
BLINKS
digit 2
Error Message
EXPLANATION Possible cause
Error text
3 1 WIRING FAULT
HPD fault present >10
sec.
1.Misadjusted throttle.
2.Broken throttle pot or
throttle mechanism.
3 2 BRAKE ON FAULT brake On fault
1.Electromagnetic brake
driver shorted.
2.Electromagnetic brake coil
open.
3 3 PRECHARGE FAULT precharge fault
1. Brake driver shorted.
2. Precharge circuit
damaged.
3. MOSFET failure.
3 4 BRAKE OFF FAULT brake O fault
1.Electromagnetic brake
driver open.
2.Electromagnetic brake coil
shorted.
3 5 HPD FAULT
HPD (High Pedal
Disable)
1. Improper sequence of
throttle and KSI,push, or
inhibit inputs.
2. Misadjusted throttle pot.
4 1
CURRENT SENSE
FAULT
current sense out of
range
1.Short in motor or in motor
wiring.
2. Controller failure.
★
4 2
HARDWARE
FAILSAFE
motor voltage out of
range
1.Motor voltage does not
correspond to throttle
request.
2.Short in motor or in motor
wiring.
3. Controller failure.
★
4 3
EE CHECKSUM
FAULT
EEPROM fault 1. EEPROM failure or fault.
4 5
BATTERY
DISCONNECT FAULT
battery disconnected
1. Battery not connected.
2.Poor connection to battery
terminals.
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