Charge Air Coolant Pump
The charge air coolant pump is installed on the left side of the radiator.
Electrical power for the charge air coolant pump is supplied from the PCM relay, located in the EJB . When the PCM relay is energized, the PCM connects power supply to the charge air coolant pump. Operation of the charge air coolant pump is controlled by the PCM with a PWM signal.
For additional information, Refer to: TURBOCHARGER