P0171 Diagnostic Trouble Code Discussion for June 2016
Fuel System Lean (Bank 1)
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| Help Request | Posted | |
| 2006 Land Rover Range Rover Sport HSE 4.4L MIL Lamp on VIN: SALSF25416 has intermitte fuel smell can't find any fuel leak or vaccum leaK smoked engine ca't find anything wrong |
June 01, 2016 | |
| 2008 Buick Lucerne CXL 3.8L MIL Lamp on VIN: 1G4HD57238 P0171: System Lean on Bank 1. ... in for check engine light for code P0171 check the St and LT Fuel trim and LT is more then the limit it suppose to be between -10% to +10% and mass air flow was within range run the smoke test but find no leak clean the MAF sesnor with electrical cleaner b... |
June 03, 2016 | |
| 2008 Buick Lucerne CXL 3.8L MIL Lamp on VIN: 1G4HD57238 P0171: System Lean on Bank 1. ... in for check engine light for code P0171 check the St and LT Fuel trim and LT is more then the limit it suppose to be between -10% to +10% and mass air flow was within range run the smoke test but find no leak clean the MAF sesnor with electrical cleaner b... |
June 06, 2016 | |
| 2007 Subaru Outback 2.5i Basic 2.5L MIL Lamp on VIN: 4S4BP61C77 P0171: Fuel System Too Lean (Bank 1). Car originally came in with lean code PO171.Car was not running lean when we looked at it.Air fuel sensor was replaced,code cleared and car left.After several weeks car was back with same code.Freeze frame data showed that code had set at 72 miles per hour wit... |
June 06, 2016 |
