The HC emission of my 95 240sx seems high.
at 15 mph, HC level: Max: 88, MEAS: 86 CO level Max: 0.52, MEAS:0.26 NO level: Max: 704, MEAS: 116
at 25 mph, HC level: Max: 53, MEAS: 53 CO level Max: 0.50, MEAS:0.16 NO level: Max: 738, MEAS: 072
Can this be caused by me using a 300zx TT fuel filter? Thanks
