Troubleshooting

(Table 53, contd)
Troubleshooting Test Steps
Values Results
4. Oil Level
A. Check for a high oil level in the engine.
Oil level Result: The oil level in the engine is high.
Repair: Make sure that the oil is not contaminated with fuel.
Refer to Troubleshooting, “Oil Contains Fuel”.
Make sure that the oil is not contaminated with coolant. Refer
to Troubleshooting, “Oil Contains Coolant”.
Remove the excess oil.
Result: The oil level is OK.
Proceed to Test Step 5.
5. Air Intake and Exhaust System
A. Check the air filter restriction indicator, if equipped.
B. Check the air intake and the exhaust system for the follow-
ing defects:
· Blockages
· Restrictions
· Damage to the air intake and exhaust lines and hose
Air intake and
exhaust system
Result: The air filter restriction indicator has operated or the
air filter is blocked.
Repair: Make sure that the air filter is clean and serviceable.
If necessary, replace the air filter.
Result: The air intake or the exhaust system is blocked, re-
stricted, or damaged.
Repair: Repair the air intake or the exhaust system, as
required.
Result: The air intake or the exhaust system is OK.
Proceed to Test Step 6.
(continued)
UENR0612-07 111
Symptom Troubleshooting
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