JAGUAR PART NUMBER C2C12919
This is the sensor which fits in the air pipe very close the the Air Filter Box (each vehicle has two of these). When faulty it can cause a lack of power, increased fuel consumption and/or can prevent the engine from starting.
Suitable for:
S-Type 2.7 Diesel models 2004-2007
XJ X350 2.7 Diesel 2005-2010
XF 2.7 Diesel 2008-2010
XF 3.0 Diesel 2009-on
XJ X351 3.0 Diesel 2010-on
Compatible part numbers (you may find any one of these numbers on your old unit):
4R8Q-12B579-AC
4R8Q12B579AC