Cooling System: Operation

Courtesy of CHRYSLER GROUP, LLC

COOLING SYSTEM FLOW - 2.4L

• 1 - WATER PUMP
• 2 - RETURN TUBE
• 3 - WATER PLENUM
• 4 - PRIMARY THERMOSTAT
• 5 - TRANSMISSION
• 6 - INTERNAL TRANSMISSION COOLER
• 7 - COMBINATION COOLER
• 8 - RADIATOR
• 9 - SECONDARY THERMOSTAT
• 10 - CYLINDER BLOCK
• 11 - CYLINDER HEAD
• 12 - HEATER CORE

The primary purpose of a cooling system is to maintain engine temperature in a range that will provide satisfactory engine performance and emission levels under all expected driving conditions.

The cooling system also provides hot water (coolant) for heater performance.