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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1200 (HVAC - Climate Control System - General Information And Diagnostics (Hybrid)) >> Description And Operation >> Climate Control System >> Auxiliary Coolant Flow Pump

Auxiliary Coolant Flow Pump

WARNING: This page is about a different car, the 2010 Mercury Milan and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

An auxiliary coolant flow pump is used only on hybrid vehicles to improve engine coolant circulation, for heater operation, at low engine speeds or when the engine is OFF.

For a complete explanation of the auxiliary coolant flow pump refer to HEATING AND VENTILATION .