SERVICING INFORMATION 10-7
Complaint
Symptom and possible causes
Remedy
Engine runs poorly
in high speed range.
Defective engine internal/electrical parts
1. Weakened valve springs
2. Worn camshaft
3. Valve timing out of adjustment
4. Too narrow spark plug gap
5. Ignition not advanced sufficiently due to poorly
working timing advance circuit
6. Defective ignition coil
7. Defective CKP sensor
8. Defective ECM
9. Clogged air cleaner element
10. Clogged fuel feed hose, resulting in inadequate
fuel supply to injector
11. Defective fuel pump
12. Defective TP sensor
Defective air flow system
1. Clogged air cleaner element
2. Sucking air from throttle body joint
3. Defective ECM
Defective control circuit or sensor
1. Low fuel pressure
2. Defective TP sensor
3. Defective IAT sensor
4. Defective CKP sensor
5. Defective IAP sensor
6. Defective ECM
Replace.
Replace.
Adjust.
Adjust.
Replace ECM.
Replace.
Replace.
Replace.
Clean.
Clean and prime.
Replace.
Replace.
Replace.
Repair or replace.
Replace.
Repair or replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Summary of Contents for LT-A450X
Page 2: ...SUPPLEMENTS LT A450XK9 09 MODEL LT A450XK8 12 13 WIRING DIAGRAM 14 ...
Page 47: ...PERIODIC MAINTENANCE 2 29 ...
Page 48: ...2 30 PERIODIC MAINTENANCE ...
Page 63: ...ENGINE 3 7 Remove the engine mounting nuts Remove the engine from the right side ...
Page 215: ......
Page 315: ...7 24 COOLING AND LUBRICATION SYSTEM ENGINE LUBRICATION SYSTEM To cylinder head OIL PUMP ...
Page 316: ...COOLING AND LUBRICATION SYSTEM 7 25 EXHAUST SIDE INTAKE SIDE ...
Page 317: ......
Page 332: ...8 14 CHASSIS REAR CARRIER Remove the rear carrier REAR BOX Remove the rear box 1 ...
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Page 452: ...9 34 ELECTRICAL SYSTEM HEADLIGHT INSTALLATION Head light coupler Head light R Adjusting point ...
Page 484: ...10 26 SERVICING INFORMATION Rear box Rear fender Right mud guard Left mud guard ...
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