Questions & Answers for: Ford Explorer resetting fuel trim

fuel trim data. Additionally, each bank has a long term and a short term value. With the Engine hot and at idle add the LT and ST trim value for bank1 and write it down...do the same for bank2. Repeat

Fuel Trim System Lean = In closed loop the PCM adjusts fuel delivery based on H2OS 1 readings and is indicated by long & short fuel trim values. If lean the PCM will add fuel (fuel trim above 0%)

...to positiveand p1132 is heated oxygen sensor not switching, fuel trim, rich mixture.......intake/fuel system injectors MAF sensor, ECT sensor. hope this helps and if you need any more info just ...

...we have to much fuel, like the engine is flooding out. Have a shop check fuel trim & determine if you have fuel injectors that leak & need to be removed, mailed away & cleaned & ...

...vacuum leak visually or by sound then you smoke test the entire vehicle You look at fuel trim You look at cylinder misfire counts There a at least ten thing you can do without ever installing one ...

...the fuel pump cut off switch? as the relay is under hood on drivers side in black plastic fuse panel (owners manual has layout inside it) the cut off is inside drivers side rear trim panel behind ...

...fuel trim is over 10 % then there is a vacuum leak. It is rare for a lean running bank and at the same time a rich running bank. The only thing that could be possible cause for that would be the mass ...

...Fuel Trim, then you start to address your question, as to which engine bank has a problem, with short & long term trim & maybe an oxygen sensor issue The exhaust converter may be worn out It ...

...fuel inertia switch on 2002 ford explorer look behind the carpet or the trim panel on the passenger side where your feet would be ...

trim panel You'll see it bolted (one 10mm bolt, and two wire harness clips) just below the taillight bolts. FPDM - fuel pump driver module More reliable replacements for a failed Ford fuel pump driver