214733 404 Revision A
Problem Solution
Section
Symptom: Low oil pressure.
Low oil level Add oil. Adding Engine Oil, page 312
Improper type of oil
Drain and fill crankcase with
proper oil.
5.1.3 Lubricants, Fluids, and System
Capacities, page 249
Worn components
Contact Dealer. Contact Dealer
Symptom: High oil consumption.
Internal parts worn Contact Dealer. Contact Dealer
Crankcase oil too light Use recommended oil.
5.1.3 Lubricants, Fluids, and System
Capacities, page 249
Oil leaks
Check for leaks around gaskets, seals,
and drain plugs.
5.7.1 Checking Engine Oil Level, page
287
Symptom: Engine runs irregularly or frequently stalls.
Unsteady fuel supply
Change filter on fuel tank vent line.
Replace clogged fuel filter.
5.12.1 Removing and Installing the
Fuel Tank Vent Filter, page 329 and
5.11.1 Maintaining Fuel Filters, page
322
Water or dirt in fuel system Drain, flush, and fill fuel system.
5.1.3 Lubricants, Fluids, and System
Capacities, page 249
Low coolant temperature Remove and check thermostat. Contact Dealer
Air in fuel system Contact Dealer. Contact Dealer
Dirty or faulty injectors Contact Dealer. Contact Dealer
Symptom: Lack of power.
Incorrect timing
Contact Dealer. Contact Dealer
Engine oil viscosity too high Use recommended oil.
5.1.3 Lubricants, Fluids, and System
Capacities, page 249
Intake air restriction Service air cleaner. Cleaning Primary Air Filter, page 316
Clogged fuel filter
Replace primary fuel filter, and if
necessary, replace secondary
fuel filter.
5.11.1 Maintaining Fuel Filters, page
322
High back pressure Clean out or replace exhaust canisters.
5.10.5 Inspecting Exhaust System,
page 319
Improper type of fuel Use proper fuel. 5.1.2 Fuel Specifications, page 248
High or low engine temperature Remove and check thermostat. Contact Dealer
Improper valve clearance Contact Dealer. Contact Dealer
Faulty injectors Contact Dealer. Contact Dealer
Symptom: Engine temperature is below normal.
Defective thermostat Remove and check thermostat.
Contact Dealer
TROUBLESHOOTING
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