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Electrical systems - Troubleshooting
Problem
The electrical system is
inoperative.
Starter motor speed too
low, the engine cranks
slowly.
Starter motor inoperative. Transmission gearshift lever engaged.
The charge indicator lamp
stays on with the engine
running.
Batteries will not charge. Loose or corroded battery connections.
The charge indicator
flashes, indicating
excessive charging
voltage.
8 - TROUBLESHOOTING
Possible Cause
Loose or oxidized battery connections.
Clean and tighten the connections. Sul-
fated batteries.
Battery isolator switch off.
The main connection fuse of the machine
is blown.
Loose or corroded connections.
Low battery output voltage.
Incorrect viscosity of the engine oil.
Loose or corroded connections.
Dead batteries.
Low engine idle speed.
Loose belt.
Malfunctioning battery.
Malfunctioning alternator.
Sulfated batteries.
Loose or worn belt.
Malfunctioning alternator.
Check that the battery voltage with open
circuit is at least 12.6 V.
Check the electrolyte level and density.
Restore the battery isolator switch.
Find the reason of the failure and replace
the connection fuse.
Clean and tighten loose connections.
Check that the battery voltage with open
circuit is at least 12.6 V. Check the elec-
trolyte level and density.
Use an oil with correct viscosity for the tem-
perature conditions.
Move gearshift lever to neutral.
Clean and tighten loose connections.
Charge or replace the batteries.
Increase idle speed.
Check belt tension.
Check that the battery voltage with open
circuit is at least 12.6 V. Check the elec-
trolyte level and density.
Check the alternator and repair, if neces-
sary.
Clean and tighten the connections.
Check that the battery voltage with open
circuit is at least 12.6 V. Check the elec-
trolyte level and density.
Check the automatic belt tensioner. If nec-
essary, replace the belt.
Check the alternator and repair, if neces-
sary.
8-19
Correction
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Table of Contents
Troubleshooting
