1998 ISUZU TROOPER Service Repair Manual

Page 1505 of 3573

ISUZU TROOPER 1998  Service Repair Manual SERVICE INFORMATION 00 Ð 5
Idling improperly adjusted Adjust the idling Idling system
Checkpoint Possible cause Correction
Defective fast idling speed control device Repair or replace the fast idling

Page 1506 of 3573

ISUZU TROOPER 1998  Service Repair Manual 00 Ð 6 SERVICE INFORMATION
Checkpoint Possible cause Correction
Injection timing improperly adjusted Adjust the injection timing
Insufficient injection volume Adjust the injection volume
Defective id

Page 1507 of 3573

ISUZU TROOPER 1998  Service Repair Manual SERVICE INFORMATION 00 Ð 7
3. INSUFFICIENT POWER
Clogged air cleaner element Clean or replace the air cleaner 
element Air cleaner
Checkpoint Possible cause Correction
Water particle in the fuel Repl

Page 1508 of 3573

ISUZU TROOPER 1998  Service Repair Manual 00 Ð 8 SERVICE INFORMATION
Checkpoint Possible cause Correction
Booster compensator pipe broken or
crackedReplace the booster compensator
pipe Turbocharger
Exhaust gas leakage from the exhaust
system

Page 1509 of 3573

ISUZU TROOPER 1998  Service Repair Manual SERVICE INFORMATION 00 Ð 9
4. EXCESSIVE FUEL CONSUMPTION
5. EXCESSIVE OIL CONSUMPTION
Checkpoint Possible cause Correction
Engine oil Engine oil unsuitable
Too mauch engine oilReplace the engine oil

Page 1510 of 3573

ISUZU TROOPER 1998  Service Repair Manual 00 Ð 10 SERVICE INFORMATION
6. OVERHEATING
7. WHITE EXHAUST SMOKE
Checkpoint Possible cause Correction
Fuel Water particles in the fuel Replace the fuel
Fuel injection timing Delayed fuel injection t

Page 1511 of 3573

ISUZU TROOPER 1998  Service Repair Manual SERVICE INFORMATION 00 Ð 11
8. DARK EXHAUST SMOKE
Checkpoint Possible cause Correction
Air cleaner Clogged air cleaner element Clean or replace the air cleaner 
element
Injection nozzle Injection noz

Page 1512 of 3573

ISUZU TROOPER 1998  Service Repair Manual 00 Ð 12 SERVICE INFORMATION
10. ABNORMAL ENGINE NOISE
Checkpoint Possible cause Correction
Fuel Fuel unsuitable Replace the fuel
1.  ENGINE KNOCKING
2.  GAS LEAKAGE NOISE
Exhaust pipes Loosely connec