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P0171 Diagnostic Trouble Code Discussion for January 2023

Fuel System Lean (Bank 1)


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Trouble Ticket Help Requests for DTC P0171
Help Request Posted
2016 Ram ProMaster City 2.4L No Start, Hard Start VIN: ZFBERFAT1G
P0171: Lean B1. ... #2 cyl. Engine was ran low on oil. Installed used engine. Intake air temp sensor was bad - replaced with new OEM sensor. Engine coolant temp sensor reading within specs. Reset all adaptives, relearned crank/cam syn, new t-stat, swapped map sensors (no...
January 10, 2023
2017 Chevrolet Trax LT 1.4L Surge, Misfire VIN: 3GNCJKSBXH
P0171: Fuel Trim System Lean. ... running well. Check engine light on with the codes P0171 and P0299. Test drove monitoring fuel trims expecting to see lean condition right away, but engine didn't start going lean till end...
January 17, 2023
2017 Chevrolet Trax LT 1.4L Surge, Misfire VIN: 3GNCJKSBXH
P0171: Fuel Trim System Lean. ... sputtering, lack of power, and not running well. Check engine light on with the codes P0171 and P0299. Test drove monitoring fuel trims expecting to see lean condition right away, but engine didn't start going lean till end...
January 18, 2023