Auxiliary Climate Control - Overview: Overview
WARNING: This page is about a different car, the 2015 Ford C-Max. However, it is still accessible from the selected car via links, so may be relevant.
The cabin coolant heater system provides warm coolant to the heater core to warm the passenger compartment whenever the DATC module request heat and the vehicle is in a driving mode, remoted started, or doing Cabin Drive-Conditioning.
The cabin coolant heater system consists of the following components:
- Cabin heater coolant pump
- Cabin coolant heater
- Cabin heater coolant diverter valve
- Heater core
- Cabin heater coolant temperature sensor (also known as ECT sensor 2)