Troubleshooting
50940411/G0219 166 Printed in U.S.A.
Indicator Lamp Troubleshooting
Engine overheating
Engine oil level incorrect
Adjust oil level. See “Checking Engine Oil
Level” on page 127
Cooling air circulation restricted
Turn engine off and allow it to cool.
Remove restriction
Fan shroud improperly positioned Contact dealer
Improper oil grade or oil excessively dirty
Change engine oil and filter. See
“Changing Engine Oil and Filter” on
page 128
Exhaust restricted
Turn engine off and allow it to cool.
Remove restriction
Air filter restricted Replace filter(s)
Low coolant level
Add coolant. See “Checking Coolant
Level” on page 131
Check for leaks in coolant system and
repair/replace if necessary
Loose/worn V-belt
Tighten/replace V-belt. See “Checking
and Adjusting Belt Tension” on page 133
Dirty/restricted radiator
Clean radiator. See “Cleaning Radiator
Fins” on page 132
Fan belt slipping Adjust belt tension / replace belt
Engine runs, but travel drive does not
operate
Parking brake applied
Disengage parking brake. See
“Disengage Parking Brake” on page 74
Parking brake switch malfunction Replace parking brake switch(es)
Blown fuse
Check circuit and replace fuse. See
“Fuses and Relays” on page 152
Operator not in operator’s seat
Operator’s seat must be occupied for
travel drive to operate
Cab door open (if equipped)
Close cab door. Cab door must be closed
for travel drive to operate
Drive system component malfunction
See “Drive and Valve Error Codes” on
page 185
Error code present? See “Error Codes” on page 172
Table 47: Engine Troubleshooting
Problem Possible Cause Corrective Action
Table 48: Indicator Lamp Troubleshooting
Indicator
Icon
Indicator Description Possible Cause Corrective Action
Engine oil pressure
Engine oil pressure too low
Stop engine immediately. Check oil level
and add oil if necessary
Engine oil level incorrect
Adjust oil level. See “Checking Engine
Oil Level” on page 127
Oil pump malfunction Contact dealer
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