Isuzu Truper - Isuzu Trooper
1. The maintenance instruction
2. Maintenance service
3. Engines
4. System of decrease in toxicity
5. Fuel system
6. Transmission and a running gear
7. A suspension bracket and a steering
8. Brake system
9. A body
10. A body electric equipment
11. Diagnostics of malfunctions
   11.1. The basic malfunctions of coupling
   11.2. The basic malfunctions of a manual transmission
   11.3. The basic malfunctions карданного a shaft
   11.4. The basic malfunctions of a steering and a suspension bracket
   11.5. The basic malfunctions of the steering mechanism
   11.6. The basic malfunctions of the steering mechanism with the hydraulic booster
   11.7. The basic malfunctions of brakes
   11.8. Characteristic malfunctions of the engine and ways of elimination
   11.9. Characteristic malfunctions in system of cooling of the engine
   11.10. Characteristic malfunctions of a belt of a drive with the goffered profile
   11.11. Characteristic malfunctions of the power supply system (carburettor engines)
   11.12. Characteristic malfunctions of signals of turn and emergency юё=рэютъш 11_13.htm
12. Electroschemes





Isuzu Trooper>> Diagnostics of malfunctions>> Characteristic malfunctions of the engine and ways of elimination

11.8. Characteristic malfunctions of the engine and ways of elimination
THE GENERAL DATA

THE REASON
WAY OF ELIMINATION
Appreciable leak of oil
Damage of a lining of the fuel pump or wrong installation of a lining
Replace a lining.
Tightness infringement прилегания covers of a head of cylinders (hermetic destruction) or wrong installation of a cover
Replace hermetic, check up a condition of surfaces of a cover condensed with hermetic.
Infringement of tightness of a stopper маслозаливной mouths
Replace a stopper.
The leak is imperceptible, but oil level falls
Damage of a lining of the oil filter or wrong installation of the filter
Replace the oil filter.
Damage of a lining of the oil pallet, wrong installation of the pallet or infringement of integrity of hermetic to the condensed places
Replace a lining, or replace hermetic, check up a condition of surfaces of the pallet condensed with hermetic.
Damage of a forward epiploon or wrong installation of an epiploon
Replace an epiploon. Check up presence of deformation of demountable planes of a cover of a gear belt and a flange of the oil pallet.
Damage of a back epiploon or wrong installation of an epiploon
Replace an epiploon, check up a condition of a flange of a back epiploon on the oil pallet. Check up a condition of covers of back radical bearings, cleanliness of drainage oil channels, deformation presence on a sealing flute.
Damage of an epiploon of a cover of a gear belt, or wrong installation of an epiploon
Replace an epiploon.
Increase pressure of oil because of pollution of the valve of ventilation картера
Replace the valve.
The weak inhaling of a drain stopper, or is broken a stopper carving
Repair or tighten.
Easing заглушек oil channels in a back part of the engine
Grease заглушки with hermetic and tighten.
Easing back заглушки a camshaft, or wrong installation заглушки
Establish заглушку correctly, or replace, having established new заглушку on hermetic.
Damage of a sealing ring of the distributor of ignition
Replace a ring.
The raised expense of oil
Oil level exceeds norm
Merge oil to normal level.
Oil with small viscosity is filled in
Fill in oil of recommended type.
Залипание the ventilation valve картера
Replace the valve.
Damage or deterioration маслосъемных caps of cores of valves, installation of caps of inappropriate type
Replace caps.
Deterioration of cores or directing plugs of valves
Measure a backlash in directing plugs, if necessary repair.
Easing маслоотражателя in a cover of a head of cylinders
Replace a cover.

Breakage of piston rings

Replace the broken rings.
Teases on the piston
Replace the piston.
The backlash in a joint of piston rings exceeds norm
Check up a backlash and repair.
Залегание piston rings or the backlash between a ring and a flute in the piston exceeds norm
Check up a backlash and repair.
Wrong installation компрессионных rings (rings are turned)
Replace rings and correctly establish.
Deterioration of walls of cylinders
Repair.
Wrong arrangement of joints of piston rings
Place joints according to the scheme (subsection 3.2.2.29 see).
Pressure of oil is absent
Low level of oil
Add to normal level.
The index of pressure or the gauge of pressure of oil are faulty
Replace.
The oil pump is faulty
Replace.
Залипание редукционного the valve
Remove and check up a valve condition.
Contamination of the final channel of the oil pump
Check up and clear the channel.
Pollution маслоприемника or the filter of rough clearing
Check up and clear.
Easing of an inlet branch pipe маслоприемника
Tighten or condense a branch pipe.
The raised backlashes in radical or шатунных bearings
Check up backlashes and if necessary repair.
Low pressure of oil
Low level of oil
Add to normal level.
The index of pressure or the gauge of pressure of oil are faulty
Replace faulty devices.
Razzhizhenie oils because of bad quality or for other reasons
Merge oil and fill in oil of recommended type.
Engine overheat
Establish and eliminate the reason of an overheat of the engine.
Spring easing перепускного the valve, or залипание the valve
Remove and check up a condition перепускного the valve.
Подсос air in a branch pipe маслоприемника or a contamination
Remove a branch pipe маслоприемника and the filter of rough clearing. Check up leak presence (fill in solvent).
Increase in backlashes of the oil pump
Check up backlashes.
The raised backlashes in radical or шатунных bearings, and also in basic necks of a camshaft
Check up backlashes and if necessary repair.
Oil elevated pressure
Viscosity of oil does not correspond to norm
Fill in oil of recommended type.
The index of pressure or the gauge of pressure of oil are faulty
Replace faulty devices.
Spring easing перепускного the valve, or залипание the valve
Remove and check up a condition перепускного the valve.
The raised noise in radical bearings
Insufficient greasing
Check up level and pressure of oil.
The raised backlashes in radical necks of a cranked shaft
Measure backlashes, if necessary repair.
Axial люфт a cranked shaft there is less than norm
Check up люфт, if necessary repair.
Wrong inhaling of covers of radical bearings
Tighten bolts of covers with the set moment.
Easing of a flywheel or conducted disk of coupling
Tighten bolts.
Easing or breakage of an extinguishing pulley.
Repair or replace.
The raised noise from outside шатунных bearings
Insufficient greasing
Check up level and pressure of oil.
Deposit on the piston
Remove a deposit from the bottoms of pistons.
The raised backlashes in radical necks of a cranked shaft
Measure backlashes, if necessary repair.
Ovality шатунных necks of a cranked shaft
Check up backlashes, replace or прошлифуйте necks.
Wrong installation of a rod or rod cover
Repair.
Insufficient inhaling of covers шатунных bearings
Tighten bolts of covers with the set moment.
Knocks of pistons
The raised backlashes between pistons and cylinders (on the piston there are traces of the strengthened deterioration)
Measure backlashes, check up the piston, execute repair.
Ovality or конусность cylinders
Check up diameter, chisel and отхоннингуйте cylinders.
Breakage of piston rings
Replace all rings.
Easing or jamming of piston fingers
Measure a backlash between the piston and a finger, if necessary repair, or replace details.
Bend of rods
Check up rods, if necessary will correct or replace.
The backlash in a joint of rings differs from norm
Check up a backlash, if necessary repair, or replace details.
Deposit on the piston

Remove a deposit from the bottoms of pistons.

The raised noise from outside газораспределительного the mechanism
Insufficient greasing
Check up: level and pressure of oil, cleanliness of lubricant channels in bars of pushers, serviceability of hydropushers, cleanliness of lubricant channels газораспределительного the mechanism and backlashes in pushers.
Deterioration or deformation of bars of pushers
Replace bars.
Deterioration коромысел valves or the platen коромысел
Replace the worn out details.
Contamination of hydropushers extraneous impurity
Clear pushers.
Leak in hydropushers
Replace hydropushers.
Deterioration of a working surface of hydropushers
Replace hydropushers, check up a condition of cams of a camshaft.
Breakage or deformation of springs of valves
Replace springs.
The raised backlash between the directing plug and a valve core
Check up a backlash, if necessary repair.
Bend of cores of valves
Replace valves.
Easing коромысел
Tighten bolts динамометрическим a key.

Ovality of a saddle of the valve

Перешлифуйте saddles and valves.
There is no valve cracker
Establish a cracker.
The raised friction of bars of pushers, задевание bars for a head of cylinders
Remove a head of cylinders and clear.
Level of oil above norm (on 4-cylinder engines)
Restore normal level of oil.