Onboard Computer (Obc); Testing The Onboard Computer; Onboard Computer Removal; Onboard Computer Installation - Club Car 2009-20011 Electric Precedent Maintenance And Service Manual

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Onboard Computer (OBC)

5. Place the Tow/Run switch in the TOW position and connect the batteries. See Connecting the Batteries –
Electric Vehicles on page 1-3.
ONBOARD COMPUTER (OBC)
See General Warnings on page 1-1.

TESTING THE ONBOARD COMPUTER

See Test Procedure 2 – Onboard Computer Solenoid Lockout Circuit on page 14-15, Test Procedure 18 –
Onboard Computer Silicon-Controlled Rectifier (SCR) Circuit on page 14-32, and Test Procedure 19 – Onboard
Computer Gray Wire on page 14-33.

ONBOARD COMPUTER REMOVAL

1. Disconnect the batteries and discharge the controller. See Disconnecting the Batteries – Electric Vehicles
on page 1-3.
2. Remove the batteries from the vehicle to provide enough room to access the OBC (15) (Figure 17-8, Page
17-11). See Battery Replacement on page 18-15.
3. Remove the bolt (11) that secures the electronics module to the battery bucket.
4. Pull electronics module forward and disconnect the wires from OBC.
5. Disconnect the 6 gauge black wire, that passes through the OBC, from the B- terminal on the controller.
6. Loosen, but do not remove, the two self-tapping screws (12) holding OBC to component mounting plate(14).
7. Slide OBC upwards to align heads of self-tapping screws (12) with the two key holes in the OBC face plate
and remove OBC.

ONBOARD COMPUTER INSTALLATION

1. Install the OBC onto the component mounting plate by engaging the two key holes on the OBC face plate with the
self-tapping screws (12) (Figure 17-8, Page 17-11). Tighten screws to 5.5 ft-lb (7.5 N·m).
2. Connect wires per the electrical schematics. See Wiring Diagrams on page 14-3 or 12-2. Make sure all
connections are fully seated and boot on gray sense lead is properly seated.
3. Return electronics module to its original location and secure with bolt (11). Tighten bolt to 40 in-lb (4.5 N·m).
4. Install the batteries and battery cables in their original locations. See Battery Replacement on page 18-15.
5. Place the Tow/Run switch in the TOW position and connect the batteries. See Connecting the Batteries –
Electric Vehicles on page 1-3.
Page 17-14 2009-2011 Electric Precedent Maintenance and Service Manual
ELECTRICAL COMPONENTS