Taylor-Dunn B0-254-48 Operation, T Roubleshooting And Replacement Parts Manual page 175

Level 2 Faults (F02xxx)
F02000: "Accelerator"
Wiring to throttle module is open or faulty throttle
module.
F02001: "Accelerator (power up)"
Throttle module FS-1 switch is closed (pedal depressed)
or wiring shorted when start switch is turned on.
Throttle module output high when start switch is turned
on.
F02002: "Belly Switch"
Belly Switch currently not used and this fault should
not occur. Check wiring.
F02003: "Open Field"
Not used.
F02004: "Open Field (L)"
Not used.
F02005: "Open Field ((R)"
Not used.
Electrical Troubleshooting
Level 1 Faults (F01xxx)
Most Level 1 faults are a result of operator error or
operation of the vehicle.
F01000: "Power Steer Overheat"
Not used.
F01001: "Traction Motor Brush Wear"
Not used.
F01002: "Pump Motor Brush Wear"
Not used.
F01003: "Power Steer Motor Brush Wear"
Not used.
F01004: "BDI Cutout"
Low voltage at Pin 1 of controller connector. Normally a
result of discharged batteries. Check wiring, start switch,
interlock switches, batteries. NOTE: Fault will not reset
until batteries successfully complete a charge cycle and
battery voltage is above reset threshold.
F01005: "Traction Block Overheat"
Controller has overheated. Allow controller to cool off.
F01006: "Traction Motor Hot"
Not used.
F01007: "Pump Motor Hot"
Not used.
F01008: "Encoder Wiring"
Motor speed encoder faulty, faulty wiring., or incorrect
controller parameters.
Sevcon Troubleshooting
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