Club Car Precedent 2004 Maintenance And Service page 99

ELECTRICAL SYSTEM AND TESTING
TROUBLESHOOTING GUIDE 1
SYMPTOM
Diagnostic Menu – OPEN ARMATURE
fault code
TROUBLESHOOTING GUIDE 2
TROUBLESHOOTING GUIDE 2
SYMPTOM
Vehicle does not operate
Troubleshooting Guide continued on next page...
POSSIBLE CAUSES
Loose or disconnected motor armature
wires at motor or speed controller or
broken wire
Failure of the motor armature or brushes
Failure of the FET's that control armature
current
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
2004 Precedent IQ System Golf Car Maintenance and Service Manual
Troubleshooting
CORRECTIVE ACTION
Repair and/or connect the motor armature
wires
Section 15 – Motor
Replace the speed controller. See Speed
Controller Removal, Section 12,
Page 12-11.
CORRECTIVE ACTION
Charge batteries
Check vehicle wiring. See Wiring
Diagram on page 11-11.
Disconnect the battery charger from the
vehicle
Test Procedure 2 – Onboard Computer
Solenoid Lockout Circuit on page 11-19
Check for loose or disconnected wires at
key switch and MCOR
Test Procedure 8 – Key Switch and
MCOR Limit Switch Circuit on page 11-24
Test Procedure 8 – Key Switch and
MCOR Limit Switch Circuit on
page 11-24. See also Test Procedure 4 –
MCOR Voltage on page 11-21.
Test Procedure 15 – Forward/Reverse
Rocker Switch on page 11-40
Test Procedure 3 – Solenoid Activating
Coil on page 11-20
Test Procedure 3 – Solenoid Activating
Coil on page 11-20
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 11-26.
Page 11-15
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