74
ENGINE TROUBLESHOOTING
7/72
Improper exhaust Clogged air cleaner.
Damaged injector nozzle.
Excessive black smoke Faulty EGR Valve.
Injection timing incorrect.
Excessive injection volume.
Incorrect fuel.
Water mixing in fuel.
Excessive white smoke Low compression pressure.
Injection timing incorrect.
Low coolant temperature.
Faulty turbocharger.
Battery over discharge Low electrolyte level Crack in battery body.
Natural consumption.
Charging failure Loose or damaged belt.
Faulty alternator.
Damaged wiring or contact failure.
Excessive electrical loads Insufficient battery capacity for the application.
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