2002 Mercury Cougar "wont pass emissions test" Questions

...wont pass pa emissions test. when i check the readiness staus it shows the evap system still hasnt completed its tests. theres no dtc's and i drove it all over trying to get it to pass. what could ...

...pass my emission test ASAP. How can i reset my engine light? WITHOUT having something repaired 1995 Mercury Cougar v8 disconnecting your battery for about 10 minutes will clear the codes but if it ...

...wont pass emissions heavy smoke out tailpipe but runs fine spark plugs are new,no misfires, rechecked plugs and are not oil or fuel soaked. all fluid levels are staying the same. have egr code p0402 ...

...wont pass smog test change your oil and oil filter. Add a bottle of octane boost to the fuel tank then top off with fuel. Drive vehicle for about twenty minutes then have emissions tested. Unless you ...

wont complete scan to pass emission test my 1996 chevy blazer 4.3 wont go thru emmision test no check engine light and when the test place or myself scan vehicle keeps saying readiness test not ready ...

wont pass emissions air,fuel mixture This is a problem with your Cat converter Replacing car will then pass the emissions test, Air and fuel mixture if it was wrong your car wouldn't respond correctly

...WONT PASS THE SECTION WHERE THE TWO COMPUTERS COMMUNICATE WITH EACH OTHER I TRIED DRIVING TO RESET IT BUT STILL WONT WORK, ANY suggestions If it was originally intended for Texas, it's probably been ...

...Pass Emissions Test Formula - CRL 750606: Available online or at your local NAPA Auto Parts store. There are several requirements before the catalyst monitor will run, e.g. the fuel tank can be ...

...wont pass its emission test first time the engine need to be red hot then it passes ok try changing the air filter or just for its m.o.t take the filter out as this will let more air into the engine ...

wont pass emissions. Passed on fuel cap and catalytic converter tests, says oxygen sesor or hot sensor , vent solenoid, leak in emission system, is what advance auto said after diagnostic test anybody