What is the Dual Climate Control Valve (DCCV) Failure problem on a 1999 Jaguar S-Type?

Common Problems with the
1999–2001 Jaguar S-Type

We've identified 1 known issue that can affect the 1999–2001 Jaguar S-Type. None are considered critical, but they're worth knowing about before you buy.

Known Issues

Serious

Moderate

Minor

The 1999–2001 period has an average number of reported issues compared to other Jaguar S-Type year periods.

All Known Issues

Dual Climate Control Valve (DCCV) Failure

MinorInterior & Trim

The DCCV fails, causing the AC to blow hot air on one side and cold on the other, or full heat constantly.

Most affected: All models

Estimated cost: £150–£300Affects: 1999–2008Often appears around: 50k+ miles

Typical symptoms

•Inconsistent cabin temperatures
•AC refuses to blow cold despite being regassed

What to inspect before you buy

✓Cycle the climate control through all temperatures and zones

Buying Tips for the 1999 Jaguar S-Type

✓Check for "the lurch" on cars with the ZF 6-speed automatic (2002-2008).
✓Inspect the rear subframe and sills for corrosion, as with the X-Type.
✓The 2.7 V6 Diesel is a smooth engine but requires frequent "Italian Tune-ups" to keep the DPF and EGR valves clear.

2002–2008 Jaguar S-Type