Recent content by CLEV

test. Please help me? I have changed the egr valve, O2 sensor, map sensor, plugs, wires, cap, rotor, coil, thermostat, PVC valve, fuel filter and air filter...... My readings at 15 mph... Rpm= 1853 CO2%=13.7 O2%=1.5 HC(PPM)=20 CO(%)=0.01 NO(PPM)=1386 My readings at 25 mph..... Rpm= 1868...