P0171 Diagnostic Trouble Code Discussion for April 2020
Fuel System Lean (Bank 1)
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| Help Request | Posted | |
| 2002 GMC Envoy SLE 4.2L MIL Lamp on VIN: 1GKDT13S12 P0171: Fuel System Lean (Bank 1). This vehicle is giving us fits. We have been unable to fully rectify this check engine light for 2 1/2 years now. Have smoke tested intake and exhaust systems multiple times. Have replaced multiple components on multiple different visits. Every time vehicl... |
April 09, 2020 | |
| 2012 Nissan Versa 1.6 S 1.6L Poor Idle Quality, MIL Lamp on VIN: 3N1CN7AP3C P0171: System lean bank 1. I inherited this Nissan from the shop next door. The complaint is the Check Engine Light is on. Other symptoms are a rough idle, (which the intensity of the roughness varies) and intermittent stalling. When putting into gear or just sitting in gear. No con... |
April 15, 2020 | |
| 2007 Hyundai Azera SE 3.8L No Start, Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: KMHFC46F37 P0171: Fuel System Too Lean (Bank 1). The Check Engine light has been on for a long time from the EVAP system related problems. Suddenly out of the blue, the customer started having starting issues, would have to crank on it 3 times before it would finally start, spit, sputter, choke & die... |
April 23, 2020 |
