Columbia ParCar Expediter EX21-24A, Service Manual

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Service Manual
Section 4
Troubleshooting
Always turn keyswitch to OFF and remove. Directional knob to Neutral, block tires and disconnect the battery negative
(-) cable before performing any vehicle service to avoid accidental startup of vehicle and possible injury.
PRE-TROUBLESHOOTING STEPS
Before troubleshooting a vehicle for any problem or symptoms, certain steps must be followed.
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Ensure the vehicle is safe for service. Visually inspect for any obvious signs of hazards such as sharp edges in the body or
other parts, open wire insulation or wire connections, or discolored parts of the vehicle indicating heat or chemical presence.
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Record the VIN. This number is necessary to obtain technical help or support, submit warranty, and is essential in order to
understand completely the vehicle that is being serviced.
BATTERY TESTING
The first step in servicing any electric vehicle that is not operating properly is to completely test the batteries. The batteries are the
source of power for the vehicle drive and auxiliary systems, therefore are the most integral part of the electric vehicle
troubleshooting. Battery testing should be done in the following order.
Inspect/Test Condition Corrective Action