Questions & Answers for: high co emissions

High CO emission Hi. My Ford Escort 1.6 lx/orion engin 44.920 m. just failed MOT in high CO emission. This are results: Fast Idle Test:CO 0.620 Second Fast Idle Test: CO 0.636 Natural Idle Test: 0.809

high CO emissions, others very low; MAF swap halves CO but doubles HC 1993 BMW 325is with the M50TU (VANOS) engine passes emissions, with very low HC and NOx but CO are quite high. I tried changing to

co emissions high on 206 auto 37000 miles only could itbbe that being a auto it does not rev high enough no. try driving around for 5 to 10 minutes to warm up the catalytic converter. the catalytic ...

...high CO and HC levels. It failed emissions test with hi CO and HC levels. What are the most common emission issues with these vehicles. Not sure, but did you replace the oxygen sensors. Is your ...

...high emissions mot results co 5.508 % hc,s 250 on idle Replace your oxygen sensors.               murf427 Help please guys Low ...

...HIGH CO FAILED SMOG EMISSIONS HIGH CO I would replace CATalitic converter, this car is old, plus a tuneup is 100% necessary , spark plugs wires, ditributor cap & rotor, plus both the air & ...

...high CO have high co replaced catalytic converter, rebuilt carb, tuned unit, checked HAC emission controller here are the causes of high CO:Defective Oxygen Sensor- Inoperative Air Injection System ...

...HIGH CO again i have changed the cat converter,Air Filter,Oxygen Sensor,MAP sensor,Throttle Position Sensor ,Engine Coolant sensor, Thermostat(195), coil, rotor,cap, plugs AND STILL FAILED AZRIZONA ...

...High speed HC 333 CO 3.75 Low speed HC 406 CO 0.07. I ran about 5-6 tanks of gas through it using lucas fuel system cleaner every other tank and changed the fuel filter twice. I replaced the ...

...CO is one of the gases they measure. If the level is too high .. your car fails the emissions test. I believe in the USA the emissions test is known as the 'smog test'? If you have a problem with ...