Troubleshooting
Printed in U.S.A. 171 50940411/G0219
Electrical Troubleshooting
Table 52: Electrical Troubleshooting
Problem Possible Cause Corrective Action
Loss of electrical power
Battery terminals or cables loose or
corroded
Clean battery terminals/cable
connections and tighten
Battery malfunction
Test battery. Recharge/replace as
necessary
Blown main fuse
Correct over-current problem and replace
main fuse. See “Fuses and Relays” on
page 152
Instrument display does not activate when
ignition is on
Blown main fuse
Correct over-current problem and replace
main fuse. See “Fuses and Relays” on
page 152
Battery terminals or cables loose or
corroded
Clean battery terminals/cable
connections and tighten
Ignition switch malfunction Replace switch
In very cold weather, display screen slow
to display
Wait a few minutes for display to activate
Starter does not engage when key switch
turned to start position
Loose/corroded starter electrical
connections
Check/tighten/clean connections
Battery terminals or cables loose or
corroded
Clean battery terminals/cable
connections and tighten
Starter relay malfunction Contact dealer
Battery malfunction
Test battery. Recharge/replace as
necessary
Starter solenoid malfunction Contact dealer
Starter or pinion malfunctioning Repair/replace as needed
Error code “0”. Arm rest/safety bar in
raised position; cab door not closed (if
equipped)’ operator’s seat not occupied
Lower arm rests/safety bars to operating
position. Engine will not start with either
arm rest/safety bar raised, or the cab
door open (if equipped). Occupy
operator’s seat
Work/road lights malfunction
Single light not working; light bulb burned
out, faulty wiring
Check and replace light bulb as needed,
check wiring connections
No lights; blown fuse
Correct over-current problem and replace
fuse. See “Fuses and Relays” on
page 152
Light switch malfunction Replace light switch
Poor electrical ground Check ground wire connections