Troubleshooting Guide 2 - Club Car 2009-20011 Electric Precedent Maintenance And Service Manual

EXCEL SYSTEM TROUBLESHOOTING – MCOR

TROUBLESHOOTING GUIDE 2

TROUBLESHOOTING GUIDE 2
SYMPTOM
Vehicle does not operate
TABLE CONTINUED ON NEXT PAGE
POSSIBLE CAUSES
Batteries – Batteries discharged
Batteries – Battery connections
Battery charger is connected to the vehicle
– Solenoid lockout feature has disabled the
vehicle
Onboard computer failure
Key switch and MCOR limit switch circuit
Failed key switch
Failed MCOR
Forward/Reverse rocker switch
Solenoid – loose wires
Solenoid – failed coil
Speed controller thermal cutback
16-pin connector at speed controller
High pedal detect
Motor stall
Motor Failure
Speed controller failure
Motor – Motor connections
Speed controller – Motor and power
connections
2009-2011 Electric Precedent Maintenance and Service Manual
Troubleshooting
CORRECTIVE ACTION
Charge batteries
Check vehicle wiring. See Wiring Diagrams
on page 14-3.
Disconnect the battery charger from the
vehicle
Test Procedure 2 – Onboard Computer
Solenoid Lockout Circuit on page 14-15
Check for loose or disconnected wires at key
switch and MCOR
Test Procedure 8 – Key Switch and MCOR
Limit Switch Circuit on page 14-20
Test Procedure 8 – Key Switch and MCOR
Limit Switch Circuit on page 14-20. See also
Test Procedure 4 – MCOR Voltage on page
14-16.
Test Procedure 23 – Forward/Reverse Rocker
Switch on page 14-35
Test Procedure 3 – Solenoid Activating Coil
on page 14-15
Test Procedure 3 – Solenoid Activating Coil
on page 14-15
Allow controller to cool and ensure that vehicle
is not over-loaded before returning to operation
Check for loose or disconnected wires at the
16-pin connector. See also Test Procedure 9
– 16-Pin Connector on page 14-22.
Cycle accelerator pedal
Cycle accelerator pedal
See Section 20 – Motor (Model EJ4-4001 and
EJ8-4001A).
Replace speed controller. See Speed
Controller Removal on page 17-12.
Check for loose or disconnected wires
Check for loose or disconnected wires
14
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