Page F-8
ELECTRONIC SPEED CONTROL
Repair and Service Manual
Read all of Section B and this section before attempting any procedure. Pay particular attention to all Notices, Cautions, Dangers and Warnings.
4 - 3 M- fault
Vehicle will not run
• Check M- wiring and repair; Replace controller
4 - 4 Auxiliary contact did not
close
Vehicle will not run
• Replace controller
4 - 5 Welded auxiliary con-
tact
Vehicle runs slowly
• Replace controller
5 - 1 EEprom failsafe
Vehicle will not run
• Replace controller
5 - 2 Main coil open
Vehicle will not run
• Check coil connections/wiring; Replace solenoid if necessary
5 - 3 Main contact did not
close
Vehicle will not run
• Check all solenoid wiring; Replace solenoid if necessary
5 - 5 Missing contactor
Vehicle stops
• Check all solenoid wiring; Replace solenoid if necessary
Fig. 9 Controller Connectors and Connections
Fig. 8 48 volt Fault Codes
J1
J2
J3
F1
F2
B+
B-
M-