1990 Jeep Wrangler "p0171 liberty" Questions

...liberty. P1282, p0171, p0174, p0306 where did you get codes? whomever told you have told the meaning. use google and search Jeep codes. P1282 JEEP - Fuel Pump Relay Control Circuit Condition P0171 ...

...liberty, is coding p0171 and p0174. Mechanic said it's the 02 sensor. Everything points to vacuum leak. How can I tell? google the codes one thing I do to look for vacuum leaks is take a can of carb ...

...Liberty, the check engine light is on and it has been shaking in idle but runs good, my brother has a simple scanner an it reads; system to lean P0171. PO 171 -Lean bank 1 You have a vacuum leak ...

liberty 2005 3.7 v6. Doesn't want to start, will turn over just never starts. Engine light code is p0171, was told it's one of the oxygen sensors. Car runs very rough, when you get it started,

...liberty Poor Gas Mileage. 3.7 15,000 original miles. Installed new plugs, getting only 10-12 miles per gallon. Any Suggestions? You may have an oxygen sensor problem - check for error codes with a ...