Hey John==On the intake close to the EGR there is a solonoid that has wires and vac lines going to it. Make sure the wires are connected and not shorted. GoodluckJoe
Trouble code P0403 means: EGR Control Solenoid Circuit Malfunction
Egr solenoid circuit malfunction
P0403 is a failed EGR solenoid. P1391 is intermittent loss of cam or crank sensor.
P0403 = EGR Flow circuit malfunction.
P0403 Exhaust Gas Recirculation Circuit Malfunction
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
Trouble code P0403 means:Exhaust gas recirculation circuit malfunction
Trouble code P0403 means: Exhaust Gas Recirculation Control Circuit
Trouble code P0403 means: Exhaust Gas Recirculation Control Circuit