Questions & Answers for: Daewoo fix failed smog test

...smog. They could not fix it. Put car in dealership garage for repairs and to date, the transmission module sensor (computer) went out and the ignition sensor was out also. The mechanic replaced both ...

...failed. All valves appear to be bent. I am still testing and have not removed the cyl head yet. Testing cyls one by one with air, and valves closed, I get air through the intake and exhaust manifolds ...

failed a smog test replaced parts and still have same prob.The guy at the smog test station told me to just drive it but i already put 50 miles on it and it failed again same thing even after i baught

engine light on for last 6 mos There has been no problem with the light on but now it is time to get smog check and renew the registration. I have told it could be the smog valve or some vacums hoses ...

...failed Calif Smog , reason: This vehicle failed the MIL/Check Engine Light Test due to OBD Communication Failure. We know that it could be something as simple as a fuse however, the fuse box cover is ...

...time and consideration if you leave some testimonial comment about this answer.Thank you for using FixYa, have a nice

...MEAN FOR A 2000 DAEWOO NUBIRA CODES CAME UP NEED TO CLEAR OR FIX TO PASS SMOG two codes are for an oxygen sensor & the 452 for the evap system Google OBD2 Systems followed by the ...

...fix myself It failed smog test due to this fault code. code p0440 refers to evaporative emission (EVAP)system malfunction===causes--hose connections--intake leak--EVAP canister purge valve. Check all ...

i need a vacuum lay out for nubira 2000 what country, all cars , in all countries have different smog laws and bingo different vacuum parts. next is what engine, most cars have 2 to 10 engine options ...

...smog the car and it is not communicating with the machine. The cat converter monitor and evap monitor says incomplete. The cat was replaced last summer. What could cause this and how can I fix this ...