Service Manual

Workman GTX Electric Lithium Page 3B -- 21 Electrical System
Problem
Possible Causes
Traction motor stops during operation. Battery charge is extremely low (check display on
dash).
Wiring to the traction motor components (e.g. main
contactor, controller, traction motor) is loose, corroded
or damaged (refer to Electrical Schematic in Chapter 6
-- Electrical Diagrams).
Battery cables are loose, corroded or damaged.
Traction motor is overheated (check display on dash
for possible fault).
Controller is overheated (check status display on dash
for possible fault).
Traction motor is faulty (check display on dash for
possible fault).
Brake problem exists (see Brakes in the
Troubleshooting section of Chapter 5 -- Chassis).
Transaxle problem exists (see Chapter 4 -- Transaxle).
Vehicle runs slowly. The mode speed limit switch is in the slow position.
Tire pressure is low (see Check Tire Pressure in the
Service and Repairs section of Chapter 5 -- Chassis).
The parking brake is improperly adjusted (see Adjust
Parking Brake in the Adjustments section of Chapter 5
-- Chassis).
Brakes are worn or faulty (see Brakes in the
Troubleshooting section of Chapter 5 -- Chassis).
Battery charge is extremely low (check display on
dash).
Controller is overheated (check display on dash for
possible fault).
Traction motor is overheated (check display on dash
for possible fault).
Vehicle movement is erratic or jerky. Accelerator pedal movement is dirty preventing smooth
pedal operation.
Accelerator pedal is worn or faulty (check display on
dash for possible fault).
A brake system problem exists (see Brakes in the
Troubleshooting section of Chapter 5 -- Chassis).
A transaxle problem exists (see Chapter 4 --
Transaxle).
Electrical
System