Questions & Answers for: Jeep fix failed smog test

...probably failed.get a new mechanic. also call the california bureu of automotive repair and report him for the repairs that did not fix your car. they will MAKE him pay you back 100% - cat ...

...failed smog because the check engine light would not come on when the vehicle was started. What do I look for and how do I fix it? No doubt someone has taken the bulb out so take the dash out and ...

fix or diagnose the problem engine idle speeds, odd, hot? any real symptoms? can be lots of things, the FSM covers it. I think the ratio to real EVAP faILuers TO BAD CAP , IS LIKE 1000000:1 its so bad

...smog shops need them all but 1 to be complete. most. my guess is your oxygen sensors are failing the engine must hold closed loop status at idle hot.' and had flat, easy cruise say at 40mph. (light ...

...test classic Fed. P0301 errors misfire #1 cylinder. sure it fails smog 3 ways. the CEL glows, (fail) DTC stored, fail 2 and the exhaust gases are dirty. hopeless yes. the misfire is the deal. ...

...failed to charge. Shortly after that, I had to go to Sears to have them put a new battery in. The light was off for a couple of days and it came back on. Also before I got the new battery I had to ...

fix that first. the smog tests and monitors are LAST , the engine must run right first and the 02 swing fast. if not , fix that. assume the ecu knows its not right, and suspends the monitors. they all

...smog fails for CEL glowing
said but true
and it dont lie, the switch , conn. or wires to it are bad.
the real question is where is it and how to test it.
you can google neutral safety ...

...rust and collision damage, and worse hacked-up up by kids. no longer stock,, if you buy that, good luck.! (like bogus engine swaps) and then expecting a regular shop to fix it. or to pass smog,

fix it and just waste time and money. dont look at the CEL, most times the CEL only glows for smog fail. we scan all jeeps, and in canada, the lamp glows for even less. so... forget the silly CEL lamp