Maintenance Manual for J2 Sedan
Mechanical Part of Engine
103
II. Engine Coolant
1. Check
1) Level check
After the engine cooled, check whether coolant level in reservoir is between MIN and Max marks.
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Adjust level if necessary.
2) Leakage check
Apply pressure to cooling system with leak
detector of radiator cap to detect any leakage.
3) Test pressure
Caution:
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Please do not dismount radiator cap when engine is very hot, otherwise the high-pressure engine
coolant overflowing from radiator will cause severe burns.
Attention:
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Test pressure over specified value may cause radiator damaged.
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When it is detected that the engine coolant is insufficient, fill engine coolant into radiator. If any
parts are damaged, please repair or replace.
2. Change Coolant
Caution:
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To avoid being burned, please do not change coolant when engine is hot.
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Wrap up the radiator cap with thick cloth, and turn to open it carefully. Release the pressure in
radiator first, and then fully remove cap.
Fig. 1.3.001
Fig. 1.3.002
