Charge Air Cooler Circulation Pump: Description

Fig 1: Identifying Charge Air Cooler Circulation Pump

Courtesy of DAIMLERCHRYSLER CORP.

The charge air cooler circulation pump is mounted to the side of the charge air cooler radiator. The pump is used to circulate coolant between the charge air cooler radiator and the charge air cooler. The pump is a positive displacement pump, that operates on a pulsed 12 volt signal.