P0171 Diagnostic Trouble Code Discussion for June 2021
Fuel System Lean (Bank 1)
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| Help Request | Posted | |
| 2013 Chevrolet Cruze LTZ 1.4L Poor Idle Quality, MIL Lamp on VIN: 1G1PG5SB8D P0171: Lean. Group, I have cruze with rough idle. I know the crankcase pressure is excessive. Has within the last year had valve cover and intake replaced. I looked into the intake and orange nipple is there. I have no leak outside the valve cover. My question is c... |
June 07, 2021 | |
| 2015 Subaru Forester 2.5i Premium 2.5L Hesitation, Surge, Cuts out, MIL Lamp on VIN: JF2SJAHC9F P0171: System lean bank 1. ... car out for days now. Nothing makes sense. Freeze frame data shows that the code sets at 70 mph +/- 3 mph every time and does not seem to set any lower. It says it has a lean condition (code P0171) and everything in the ... |
June 08, 2021 | |
| 2011 Nissan Versa S 1.8L Poor Idle Quality, Misfire VIN: 3N1BC1CP6B P0171: Lean condition. ... fuel pump replacement, it has a miss at idle, compression is cyl#1 150 cyl#2 140 cyl#3 140 cyl#4 140, while idling vehicle will idle smooth then it misfires then back to smooth idle then misfires again.injectors,coils,plugs and maf sensor were replace... |
June 09, 2021 | |
| 2015 Subaru Forester 2.5i Premium 2.5L Hesitation, Surge, Cuts out, MIL Lamp on VIN: JF2SJAHC9F P0171: System lean bank 1. ... have been trying to figure this car out for days now. Nothing makes sense. Freeze frame data shows that the code sets at 70 mph +/- 3 mph every time and does not seem to set any lower. It says it has a lean condition (code P0171) and everything in the ... |
June 10, 2021 |
