Video showing a hands on (DIY) guide to replacing a Dual Coolant Flow Valve Unit on a Jaguar S Type 3.0 2005MY. In this instance although the valve was functioning correctly it was leaking quite badly. If this condition is not attended to the result could be that the valve solenoids can draw excessive current and damage the Air Conditioning Climate Control Module (CCM) circuit board. Earlier models apparently were more tolerant to the higher currents and less likely to be damaged.
Step by step instructions
A printable step by step guide for this procedure is available for download in PDF format below.