P0174 Diagnostic Trouble Code Discussion for July 2013
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2008 Volkswagen Eos VR6 3.2L MIL Lamp on VIN: WVWDB71F28 P0174: 02 B2 Lean. ... and poor idle complaint. I pulled 2 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 | |
| 2004 Chevrolet Express 3500 6.0L MIL Lamp on VIN: 1GBHG31U64 P0174: Fuel Trim System Lean (Bank 2). Vehicle came in running very rough at idle with check engine light blinking on and off. Customer states has no power on accel after warm up. I performed a cylinder balance test all cylinders appear to be firing. Listen to injectors with chassis ears and all so... |
July 13, 2013 | |
| 2004 BMW X5 3.0i 3.0L MIL Lamp on VIN: 5UXFA13594 P0174: 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 P0174: Fuel Trim System Lean (Bank 2). 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 |
