P0171 Diagnostic Trouble Code Discussion for January 2019
Fuel System Lean (Bank 1)
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| Help Request | Posted | |
| 2002 Ford Escort ZX2 2.0L Poor Idle Quality, Stall VIN: 3FAFP11332 P0171: Lean B1. Vehicle came in for "STALLING" at stops. Had a O2 and Lean code. Using Apollo D8 Scanner, ran Drivability Data. O2 S1 showed 0. Replaced O2 hoping this would cure LEAN code. New O2 sensor functioning properly. Lean condition still exists. Reset ... |
January 03, 2019 | |
| 2007 Pontiac G6 GT 3.9L Poor Idle Quality, Poor Idle Quality, Poor Idle Quality, Poor Idle Quality VIN: 1G2ZH35147 P0171: Fuel System Lean. Misfire running poorly |
January 07, 2019 | |
| 2007 Pontiac G6 GT 3.9L Poor Idle Quality, Poor Idle Quality, Poor Idle Quality, Poor Idle Quality VIN: 1G2ZH35147 P0171: Fuel System Lean. Misfire running poorly |
January 08, 2019 | |
| 2002 Toyota RAV4 2.0L MIL Lamp on VIN: JTEGH20V02 P0171: Fuel System Too Lean (Bank 1). Got this rav here with lean codes p0171 & p0174. When driving the fuel trims on both banks read high 28-30% and both of the rear o2 sensors are on the floor 0.075v. I have good fuel pressure, 48psi steady at idle and cruise, fuel trims remain high at i... |
January 29, 2019 | |
| 2011 Chevrolet Malibu LS 2.4L Hesitation, Surge, MIL Lamp on VIN: 1G1ZB5E15B P0171: trim lean. Does anybody know if a le5 gm engine is exactly the same as the le9 engine, besides the injectors? Thanks. |
January 31, 2019 |
