TROUBLESHOOTING
198
OK
OK
OK
OK
OK
OK
Exhaust manifold
Loosely connected exhaust mani-
fold and/or glow plugs
Tighten the exhaust manifold
connections
Cylinder head gasket Damaged cylinder head gasket Replace the cylinder head gasket
Loose fan belt Readjust the fan belt tension
Loose cooling fan Retighten the cooling fan
Water pump bearing
Cooling fan
Fan belt
Worn or damaged water pump
bearing
Replace the water pump bearing
Alternator or vacuum pump
Defective alternator or vacuum
pump
Repair or replace the alternator
or the vacuum pump
Valve clearance
Valve clearance improperly
adjusted
Adjust the valve clearance
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
Continued from the previous page
10. ABNORMAL ENGINE NOISE
2. Gas Leakage Noise
Checkpoint Trouble Cause Countermeasure
3. Continuous Noise
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