1991 · Поиск неисправностей — страница 41

VACUUM PUMP - DIESEL TROUBLE SHOOTING · 41

1991-Montero-Service-Manual · trouble shooting · страница 41 из 63 · Открыть оригинал PDF ↗

Vacuum leaksetting, see ENGINE
PERFORMANCE
Eliminate vacuum leak
EGR valve malfunctionReplace EGR valve
Poor Gasoline
Mileage
Cracked or broken vacuum
hoses
Replace vacuum hoses
Vacuum leaksRepair vacuum leaks
Defective ignition wiresReplace wires
Incorrect choke settingReadjust setting, see
ENGINE PERFORMANCE
Defective vacuum advanceReplace vacuum advance
Defective spark plugsReplace spark plugs
Binding carburetor power
piston
Eliminate binding
Dirt in carburetor jetsClean and/or replace
jets
Incorrect float adjustmentReadjust float
setting, see FUEL
Defective power valveReplace power valve,
see ENGINE PERFORMANCE
Incorrect idle speedReadjust idle speed
Engine StallsImproper float levelReadjust float level
Leaking needle valve and
seat
Replace needle valve
and seat
Vacuum leaksEliminate vacuum
leaks
Таблица в оригиналеТаблица: оригинал страницы 41

VACUUM PUMP - DIESEL TROUBLE SHOOTING

NOTE: This is GENERAL information. This article is not intended
to be specific to any unique situation or individual vehicle
configuration. The purpose of this Trouble Shooting
information is to provide a list of common causes to
problem symptoms. For model-specific Trouble Shooting,
refer to SUBJECT, DIAGNOSTIC, or TESTING articles available
in the section(s) you are accessing.

NOTE: Diesel engines mechanical diagnosis is the same as gasoline
engines for items such as noisy valves, bearings, pistons,
etc. The following trouble shooting covers only items
pertaining to diesel engines.

VACUUM PUMP (DIESEL) TROUBLE SHOOTING CHART

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setting, see ENGINE
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