What should my pressure be? Make Model Spec CEFIRO, MAXIMA, 2.5 V6 24VCEFIRO, MAXIMA. 2.0 V6CEFIRO, MAXIMA. 3.0 V6 24VMAXIMA. 3.0 EXECUTIVE, 3.0 TIMAXIMA. 3.0 LEMAXIMA. 3.0 MMAXIMA. 3.0 TIMAXIMA. 300 EXECUTIVE