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Isuzu 4JH1 User Manual

Isuzu 4JH1
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ENGINE MECHANICAL 6A – 41
Coolant Replenishment
Warning:
When the coolant is heated to a high temperature, be
sure not to loosen or remove the rediator cap.
Otherwise you might get scalded by hot vapor or
boiling water.
To open the radiator cap, put a piece of thick cloth on
the cap and loosen the cap slowly to reduce the
pressure when the coolant has become cooler.
1. Open rediator cap pour coolant up to filler neck
2. Pour coolant into reservoir tank up to "MAX" line
3. Tighten radiator cap and start the engine. After idling
for 2 to 3 minutes, stop the engine and reopen radiator
cap. If the water level is lower, replenish.
4. After replenish the coolant tighten radiator cap, warm
up the engine at about 2000 rpm. Set heater
adjustment to the highest temperature position, and let
the coolant circulate also into heater water system.
5. Check to see the thermometer, continuously idling 5
minutes and stop the engine.
6. When the engine has been cooled, check filler neck for
water level and replenish if required. Should extreme
shortage of coolant is found, check the coolant system
and reservoir tank hose for leakage.
7. Pour coolant into the reservoir tank up to "MAX" line.
Coolant Capacity lit (US/UK gal)
4JA1 / TC 9.4 (2.5 / 2.1)
4JH1TC
M/T: 10.1 (2.7 / 2.2)
A/T: 10.0 (2.6 / 2.2)
Engine Warm-Up
After completing the required maintenance procedures,
start the engine and allow it to idle until it is warm.
Check the following:
1. Engine idling speed.
2. Engine noise level.
3. Engine lubricating system and cooling system.
Carefully check for oil and coolant leakage.
4. Clutch engagement.
5. Transmission operation.
6. Indicator warning light operation.

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Isuzu 4JH1 Specifications

General IconGeneral
BrandIsuzu
Model4JH1
CategoryEngine
LanguageEnglish

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