P0171 Diagnostic Trouble Code Discussion for July 2013
Fuel System Lean (Bank 1)
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| Help Request | Posted | |
| 2008 Volkswagen Eos VR6 3.2L MIL Lamp on VIN: WVWDB71F28 P0171: 02 B1 Lean. ... codes P0171 and P0174 02 B1 @ B2 Lean. I checked for a vacuum leak with the smoke machine. leak was found to be in the crankcase. With the engine running it is almost impossible to pull the oil filler cap. Mitchell 1 onD... |
July 09, 2013 | |
| 1997 Lexus SC400 4.0L Hesitation VIN: JT8CH32Y4V P0171: Fuel System Too Lean (Bank 1). Well this vehicle is got me stumped at this point. Thanks ahead of time for your help. Car came in for oil leaks. Did not test drive before repairs. Leaks coming from timing cover area and lower pan gasket. Suggested crank seal and cam seals and lower pan rese... |
July 11, 2013 | |
| 1997 Dodge Grand Caravan ES 3.8L MIL Lamp on VIN: 1B4GP54L0V P0171: Fuel System Lean (Bank 1). ... otherwise no complaint. It has a P0171 so I checked for vacuum leaks, with carb cleaner and a smoke machine, and found none. I checked fuel pressure, in specs. I checked MAP sensor, in specs. I cleared codes and drove and while driving I can watch the fuel... |
July 16, 2013 | |
| 2000 Toyota Corolla VE 1.8L Hesitation VIN: 1NXBR12E2Y P0171: Fuel System Too Lean (Bank 1). hello group customer brought in vehicle with intermittent complaint of hesitation,no power esp. from dead stop..looked up in archives and it was typical symptom for mass air flow,,first i cleaned original one,,no change lt trim is about 39 and short trim varie... |
July 16, 2013 | |
| 2004 BMW X5 3.0i 3.0L MIL Lamp on VIN: 5UXFA13594 P0171: Lean condition. Car came in with these 2 codes ( P0171, P0174). Found vacuum hoses and connectors brittle. The crankcase valve was replace cus the snorkel was split. Cleared codes, test drove to reset monitor and after 102 miles of road testing MIL light came with the same co... |
July 25, 2013 | |
| 1997 Chevrolet K1500 Cheyenne 4.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1GCEK19W0V P0171: Fuel Trim System Lean (Bank 1). I just purchased the truck and it had a mil on for b1s2 high voltage confirmed with genesys and replaced sensor. Sensor is switching properly now. Test drive brought out the lean codes did not find a vacuum leak. |
July 30, 2013 |
