WebDec 16, 2024 · Check Engine Code P0171 Bank 1 System Too Lean I recently got a check engine light on my 2001 A4 Quattro with about 130K miles. I ran the code and it was … WebAug 30, 2011 · Pulled codes P0300-P0304, P0171.. CEL was on solid with some rough idle.. after a week or two the idle became more rough and the CEL flashes occasionally at idle. - I've replaced all spark plugs and coils; didn't help at all. - Replaced air filter and cleaned out the MAF/throttle body..
CEL Codes: P0118, P0172, P0175 - AudiForums.com
WebThe P0171 code means that more air than gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0171 is set in along with the P0174 code, it is highly likely that the problem is caused by an intake leak. If there are no intake leaks, the next step is to replace the air filter and clean the Mass Air Flow (MAF) Sensor. Web2006 audi a4 2.0T, have had a P0171 lean on idle code i have 2006 audi a4 2.0T , have had a P0171 lean on idle code i have been chasing , replaced PCV , O2 sensor ond purge valve with no luck . Am thinking the intake runner flap is damaged / dislodged from the … can an extrovert become introvert
P0171 Code - What It Means And How To Fix It
Web2014 Audi A4 - ORLANDO,FL - WAUBFAFL8EN016520. Find this Used 2014 Audi A4 with Black exterior for available at Massey Cadillac of Orlando near Sanford, Leesburg and … Here are the steps you can take to diagnose P0171 in the Audi A4. 1. Check for other trouble codes. They will likely point you to what part of your car is malfunctioning. 2. Listen for an exhaust leak or vacuum leak within the engine. The exhaust leak should be close to the B1S1 O2 sensor. 3. … See more There aren’t usually any drivability issues associated with P0171. For most people, the first sign that anything is wrong is the check engine light. 1. Mileage-may or … See more The P0171 code is thrown when something has caused there to be too much air or not enough fuel. With that in mind, here are the most common causes: See more WebJan 21, 2010 · Hello o have a 2001 audi a4 1.8t the check engine light came on with miss fires all cylinders p0507 p0171 and idles like crap. ... Audi a4 quattro: P0171..mass..sensor & Crank senor valve & gasket. Hi, I have a audi a4 quattro s … can an ex spouse stay on tricare