Section 5 • Fault Codes
REV B
June 2007
Part No. 112657
GS-2668 RT • GS-3268 RT
5 - 3
Fault Code Chart
(from serial number GS6805-44771)
Fault Code
LED
Condition
Result
Solution
SYSTEM READY
Green Normal
operation
01
INTERNAL ECU
FAULT
Red
Internal ECM error.
System shutdown.
Replace ECM.
02
PLATFORM ECU
FAULT
Red
Platform/ECM communication
error.
System shutdown.
Troubleshoot control cable OR
troubleshoot platform controls.
20
CHASSIS START
SW FAULT
Red
Engine start button fault at
ground controls.
Engine will not start.
Replace ECM.
21
CHASSIS CHOKE
SW FAULT
Red
Starting aid button fault at
ground controls.
Starting aid disabled.
Replace ECM.
22
CHASSIS UP SW
FAULT
Red
Up switch fault at ground
controls.
Platform up function inoperable.
Replace ECM.
23
CHASSIS LIFT SW
FAULT
Red
Platform up/down enable
button fault at ground controls.
Platform up/down functions
disabled.
Replace ECM.
24
DOWN SW FAULT
Red
Down switch fault at ground
controls.
Platform down function disabled.
Replace ECM.
25
LEFT TURN SW
FAULT
Red
Left turn switch fault.
Malfunctioning steer left
microswitch.
Troubleshoot steer left microswitch.
26
RIGHT TURN SW
FAULT
Red
Right turn switch fault.
Malfunctioning steer right
microswitch.
Troubleshoot steer right microswitch.
27
DRIVE ENABLE
SW FLT
Red
Function enable switch on
joystick is activated when
machine is turned on.
Machine functions disabled.
Release function enable switch on
joystick before power up OR replace
joystick.
28
OFF NEUTRAL
DRIVE JOYSTICK
Red
Drive joystick off neutral when
machine is turned on.
Machine functions disabled.
Release joystick before power up OR
replace joystick.
29
PLATFORM LIFT
SW FAULT
Red
Lift enable button fault at the
platform controls.
Lift function disabled.
Troubleshoot button OR replace printed
circuit board at platform controls.
30
OFF NEUTRAL
LIFT JOYSTICK
Red
Up/down switch off neutral.
Up/down function disabled.
Replace up/down switch at platform
controls.
31
PLATFORM
CHOKE SW
FAULT
Red
Starting aid fault at the
platform controls.
Starting aid disabled.
Troubleshoot button OR replace printed
circuit board at platform controls.
32
PLATFORM
START SW FAULT
Red
Engine start button fault at
platform controls.
Engine will not start.
Troubleshoot button OR replace printed
circuit board at platform controls.
33
LEFT FRONT
OUTRIG SW FLT
Red
Left front outrigger enable
button fault at platform
controls.
Outriggers disabled.
Troubleshoot button OR replace printed
circuit board at platform controls.
Summary of Contents for GS-2668 RT
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