Questions & Answers for: fuel trim stuck 5 idle

fuel trim is high at low speed and load, look for a vacuum leak. If fuel trim is high at high speed and loads, look for fuel volumn problem or restriction. If fuel trim is high at all speeds and loads

...fuel trim is at idle 1.33 and long fuel trim is 24.96v. spray carbcleaner around intake throttle body and the short fuel trim goes -0.04v problem is most likely your purge canister itself. ...

...Fuel Trim System Lean Bank 1 P0174 - Fuel Trim System Lean Bank 2 Would start with the mass air flow sensor the other two codes may have been triggered by the performance of the MAF sensor. Is the ...

what is the fuel pressure on a 2001 chevrolet tahoe 47-55 psi at idle,approximately 5 psi higher when keying on and engine off.

...stuck in park on my 2000 Chevy tahoe remove trim pieces on column and check for loose or broken pieces on shifter GeoPrizm'90 when turning the engine on the shift got stuck. I tried to turn the ...

fuel trim values. The ideal fuel trim value is around 0%. The PCM will add fuel when the HO2S signal is indicating a lean condition. Additional fuel is indicated by fuel trim values that are above 0%.

...5 hours and had to run an errand. Tahoe fired right up, put it in reverse and the air conditioning went warm, and it started surging, and tried to die. We replaced the fuel pump and fuel filter 1 ...

...first. and DTC errors like MISFIRE P0300 or bad idle. the same scan too show LTFT, long term fuel trim. if its way far from 0 , the fueling is wrong. -3-5% is normal. -50 is stuck rich and

...the O2 sensors switching like there suppose to ? What does the MAP sensor show , EGR valve , is it stuck open ? Vacuum leak . Is the check engine light on ? Any codes ? 002 Fuel System Tests Start ...

...fuel trim control limit codes but why does it show 0 on short and long term fuel trim? All 4 O2's replaced. New DISA valve. All new manifold gaskets. Rebuilt injectors. 62 PSI fuel pressure. New CCV ...