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05zx10r
03-15-2010, 11:38 PM
hey guys i was driving my truck home tonight and the check engine light came on, what do codes 31 and 33 mean
94bigdiesel
03-16-2010, 12:55 PM
31
EGR Control Pressure/BARO Sensor Circuit Low (High VAC)


33
EGR Control Pressure/BARO Sensor Circuit High (Low Vac)