262171
437
Revision A
Problem
Solution
Section
Symptom: Engine overheats.
Low coolant level
Fill reserve tank to proper level. Check
system for leaks.
Adding Coolant after System Drain,
page 368
Water only for coolant
Replace with antifreeze.
Adding Coolant after System Drain,
page 368
Engine overloaded
Reduce ground speed.
Driving Forward in Cab-Forward
Mode, page 204
Defective radiator cap
Replace cap.
Inspecting Pressurized Coolant Tank
Cap, page 296
Dirty radiator screen
Clean screen.
6.9.2 Cleaning Cooler Module, page
334
Dirty radiator core
Clean radiator.
6.9.2 Cleaning Cooler Module, page
334
Cooling system dirty
Flush cooling system.
6.13.1 Changing Engine Coolant, page
367
Defective thermostat
Remove and check thermostat.
Contact Dealer
Defective temperature gauge
or sender
Check coolant temperature with
thermometer. Replace gauge if
necessary.
Contact Dealer
Defective water pump
Contact Dealer.
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Symptom: High fuel consumption.
Clogged or dirty air cleaner
Service air cleaner.
Cleaning Primary Air Filter, page 344
Engine overloaded
Reduce ground speed.
Driving Forward in Cab-Forward
Mode, page 204
Improper valve clearance
Contact Dealer.
–
Engine out of time
Contact Dealer.
–
Dirty injector nozzles
Contact Dealer.
–
Low engine temperature
Check thermostat.
Contact Dealer
Improper type of fuel
Use proper fuel.
6.1.3 Fuel Specifications, page 280
Symptom: Starter cranks slowly or will not operate.
Low battery output
Check battery charge.
Loose or corroded battery connections
Clean and tighten loose connections.
Controls not in NEUTRAL
Move GSL to NEUTRAL.
Controls not in NEUTRAL
Move steering wheel to locked
(centered) position.
Driving in Reverse in Cab-Forward
Mode, page 206
Controls not in NEUTRAL
Disengage header.
Engaging and Disengaging the
Header, page 243
Relay not functioning
Check relay and wire connections.
Checking and Replacing Fuses, page
412
Main fuse defective/blown
Replace main fuse.
Checking and Replacing Fuses, page
412
Key power fuse blown
Replace.
Checking and Replacing Fuses, page
412
Key switch worn or terminals loose
Contact Dealer.
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