Make Model Spec TRAFFIC. 1.9D, 2.0 (S-AMERICA)TRAFFIC. 16 BASE,TRAFFIC. 16 OPT IITRAFFIC. 16 OPT. PLATFORM CHASSIS BASETRAFIC. 16 OPTTRAFIC. 2.0 DCI 90/115 LH29TRAFIC. 2.0 DCI 90/115 LL29TRAFIC. 2.0 DCI 90/115 SL27TRAFIC. 2.0 DCI 90/115 SL29TRAFIC. STANDARD What should my pressure be?