2 — USING THE 3401T
pg. 21
Return to TOC Curtis Model 3401T – August 2022
Fault Codes
e fault codes area indicates whether faults are active for the vehicle system components listed in
the following table. e components’ indicators are identied with the abbreviations listed in the
second column:
Component Abbreviation
Traction controller Depends upon whether the vehicle system has one or two
traction controllers:
• One controller: TRA
• Two controllers:
– TRA L
– TRA R
Pump controller HYD
Steering controller STR
Lithium battery BAT
OEM-dened fault code OEM
If a component has no active faults, OK is displayed. In the following example, no faults are active
for the traction controller, pump controller, and steering controller:
TRA: OK
HYD: OK
STR: OK
A fault code displays if a component has active faults. In the following example, the steering controller
has an active fault identied by the fault code 1, 8:
TRA: OK
HYD: OK
STR: 1,8
Note: e 3401T also displays fault names. See View Fault Names.