P0171 Diagnostic Trouble Code Discussion for February 2019
Fuel System Lean (Bank 1)
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| Help Request | Posted | |
| 2015 Ford Police Interceptor Utility 3.7L MIL Lamp on VIN: 1FM5K8AR5F P0171: lean. Thanks in advance. I have this 2015 police interceptor with a pair of lean codes. I my long term fuel trim was +29 when it first came in and runs perfect and would set pending code at idle in 15 mins. I smoke tested intake system and found no leaks, tested... |
February 13, 2019 | |
| 2013 Chevrolet Equinox LS 2.4L MIL Lamp on VIN: 1GNFLCEK5D P0171: Fuel trim system lean. ... are also listed. The P0013 and P0014 codes, the cam actuators seem to work find on the scan tool data. The car was a quart low on oil. The P0171 lean condition and the P219A fuel rati... |
February 21, 2019 | |
| 2002 Nissan Xterra SE 3.3L Poor Idle Quality VIN: 5N1ED28Y12 P0171: Fuel Trim Lean (Bank 1). ... it's got me pulling hair. Vehicle came in with an engine light. Codes were for oxygen sensor, TPS, lean condition, and knock sensor. All those were replaced as requested by customer. He mentioned that when it warmed up it would "shake." We r... |
February 23, 2019 |
