Club Car Carryall 500 2016 Maintenance And Service Manual page 175

ELECTRICAL SYSTEM TROUBLESHOOTING: IQ
PLUS ELECTRIC VEHICLES
TROUBLESHOOTING GUIDE 2
SYMPTOM
Vehicle runs slowly
Vehicle operates, but motor braking
function does not
Vehicle will run in forward, but not in
reverse or will run in reverse but not
forward
Vehicle operates, but battery charger
does not charge batteries
POSSIBLE CAUSES
Speed sensor disconnected or failed
Incorrect speed setting
Wiring – improperly wired
Batteries discharged
MCOR malfunction
Motor – loose wires
Failed motor
Vehicle is over-loaded
Speed controller failure
Brakes – improperly adjusted
Tires – under-inflated or flat tires
Wiring – improperly wired
Speed sensor disconnected or failed
Forward/Reverse rocker switch – improperly wired
Motor – improperly wired
Speed controller – improperly wired or failed
speed controller FET
Charger interlock failure
Battery charger connections – loose wires at
charger or batteries
Battery charger
2016 Carryall 500 and 700 Maintenance and Service Manual
Troubleshooting
CORRECTIVE ACTION
Test Procedure 13 – Motor Speed Sensor on page
12-28
To change the programmed top speed of the
vehicle, an CDT handset must be used
Check vehicle wiring. See Wiring Diagrams
beginning on page 12-4
Charge batteries
Test Procedure 12 – MCOR Voltage on page
12-26
Inspect and tighten all wire connections at the
motor
Replace motor. See Motor Removal on page
16-2.
Ensure that vehicle is not over-loaded before
returning to operation
Replace speed controller. See Speed Controller
Removal on page 13-9.
See Wheel Brake Assemblies Section.
See Wheels and Tires Section.
Check vehicle wiring. See Wiring Diagrams
beginning on page 12-4
Test Procedure 13 – Motor Speed Sensor on page
12-28
Test Procedure 8 – Forward/Reverse Rocker
Switch on page 12-23
Check motor wiring. See Wiring Diagrams
beginning on page 12-4
Check vehicle wiring. See Wiring Diagrams
beginning on page 12-4
Test Procedure 11 – Charger Interlock on page
12-25
Check wire connections and tighten if necessary.
Section 15 — QuiQ High Frequency Charger
12
Page 12-13