Worldwide Construction And Forestry Division 380GLC Operator's Manual page 259

Symptom
Starter Turns But Will Not Crank
Engine
Engine Cranks Slowly
Starter Continues To Run After
Engine Starts
Charging Indicator Light On,
Engine Running
Noisy Alternator
No Monitor Panel Indicators Or
Gauges Work
No Switch Panel Switches Or
Engine Speed Dial Work
Miscellaneous—Troubleshooting
Problem
Starter
Battery cables damaged or broken
internally
Battery or starter cable connections
loose or corroded
Batteries undercharged
Starter
Starter
Key switch malfunction
Starter relay
Loose or corroded electrical
connections on battery, ground strap,
starter, or alternator
Fuse
Worn drive belt
Worn pulleys
Pulley misaligned
Alternator bearing
Fuse
Fuse
4-3-9
Solution
Repair or replace starter.
Inspect and replace cables.
Clean and tighten connections.
Recharge or replace.
Repair or replace starter.
Repair or replace starter.
Disconnect battery ground. Replace
key switch.
Disconnect battery ground. Replace
starter relay.
Inspect, clean, or tighten electrical
connections.
Check CONTROLLER 5 amp fuse
(F10), ECU fuse (F8), and ALT 65
amp fuse (F60). Replace if necessary.
Replace belt.
Replace pulleys and belt.
Adjust alternator mount.
Loosen alternator belts. Turn pulley
by hand. If any roughness is felt,
repair alternator.
Check CONTROLLER 5 amp fuse
(F10), and replace if necessary.
Check POWER ON 5 amp fuse
(F17), MONITOR 5 amp fuse (F14),
SOLENOID 20 amp fuse (F4), and
BACK UP 10 amp fuse (F9), and
replace if necessary.
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