Make Model Spec IX20. 1.4 CRDI ACTIVE IX20. 1.4 CRDI CLASSICIX20. 1.4 CRDI STYLE IX20. 1.4I 16V ACTIVE IX20. 1.4I 16V CLASSIC IX20. 1.4I 16V STYLE IX20. 1.6 CRDI ACTIVEIX20. 1.6 CRDI STYLEIX20. 1.6I 16V ACTIVEIX20. 1.6I 16V STYLEIX20. 17 OPT What should my pressure be?