Cdm Troubleshooting Guide - Club Car Precedent 2014 Maintenance And Service Manual

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CDM Troubleshooting Guide

• To view F2, press and hold the button on the CDM. When "Func 2" appears in the display window, release the
button. The value for F2 will then be displayed.
• To view F3, press and hold the button on the CDM until "Func 3" appears in the display window. Release the
button. The value for F3 will be displayed.
• To view F4, press and hold the button on the CDM until "Func 4" appears in the display window. Release the
button. The value for F4 will be displayed.
NOTE: The values of all four functions can be recalled by pressing and releasing the CDM button.
CDM TROUBLESHOOTING GUIDE
Use the following chart as a starting point for troubleshooting problems with communication between the CDM and
onboard computer. Contact your Club Car representative for more comprehensive information.
CDM battery
is discharged
Replace CDM battery
OBC program is
"locked-up"
Remove "+" battery
lead and discharge
the speed controller.
See the instructions in
the WARNING on
page 11-1.
After a short time,
replace the lead and
restart the OBC.
Page 13-40 2014 Precedent
OBC Will Not Communicate
With The CDM
Failed CDM unit
Replace CDM
OBC is in a
powerdown mode
Restart OBC by
driving vehicle or by
connecting charger
DC plug
Figure 13-20 Flow Chart – CDM Troubleshooting Guide
® Golf Car Maintenance and Service Manual
EXCEL SYSTEM TROUBLESHOOTING: WITH
Failed OBC
Replace OBC
Failed Dash Light
Replace Dash Light
Batteries discharged
Recharge Batteries
Check wires and connections
POWERDRIVE CHARGER
Failed Wiring