Code 63
* DC pump contactor coil or wiring to coil may have a
short.
Check the coil resistance with wires disconnected.
Approximate coil resistance, at room temperature,
should be:
36/48 volt trucks 31 ohms
72/80 volt trucks 70 ohms
* If status code is displayed while contactor coil wires are
disconnected, the fault is probably in master controller
Code 68
* Seat brake controller or wire to controller has a short
* If status code is displayed with the wires disconnected,
the fault is probably in the master controller