Make Model Spec VEL SATIS. 2.0 16V TURBO, 2.2 DCI, PRIVILEGEVEL SATIS. 2.0 TURBO, 2.2DCI, EXPRESSIONVEL SATIS. 3.0 V6 DCI, 3.5 V6 16V INITIALEVEL SATIS. 3.0 V6 DCI, 3.5 V6 16V PRIVILEGE What should my pressure be?