Index Chrysler Chrysler 300M / Concorde / Interpid / LHS, Dodge Interpid - service repair manual 2000-2004 year
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perature in order to open the thermostat and allow WARNING: WITH TOOL IN PLACE PRESSURE BUILDS UP FAST. ANY EXCESSIVE AMOUNT OF If the needle on the dial does not fluctuate, race the engine a few times. If an abnormal amount of There may be internal leaks which can be deter- mined by removing the oil dipstick. If water globules DIAGNOSIS AND TESTING - COOLING SYSTEM Low coolant level in a cross flow radiator will equalize in both tanks with engine off. With engine • High reading shown on the temperature gauge. • Loss of coolant flow through the heater core. • Corrosion in the cooling system. • Transmission oil will become hotter. • Water pump seal may run dry, increasing the risk of premature seal failure. • Combustion gas leaks into the coolant can also cause the above problems. DIAGNOSIS AND TESTING - COOLING SYSTEM As air is removed from the cooling system, it gath- ers in the coolant bottle. This pressure is released NOTE: Deaeration does not occur at engine idle— To effectively deaerate the system, multiple ther- mal cycles of the system may be required. STANDARD PROCEDURE STANDARD PROCEDURE - COOLANT LEVEL NOTE: Do not remove coolant bottle pressure cap The coolant bottle provides a quick visual method for determining the coolant level without removing Fig. 2 PRESSURE TESTING COOLING SYSTEM Fig. 3 COOLANT BOTTLE COLD FILL LEVEL 1 - COOLANT PRESSURE BOTTLE LH COOLING 7 - 7 COOLING (Continued) |