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Q: Could the map sensor cause codes po171 po174?
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How bad is a P0343 and a P0171 codes for a 2000 kia sportage is this an easy fix and will be expensive?

po343 is camshaft sensor 1 bad and po171 is bank1 sensor bad, in English po343 cam sensor is mounted on back of engine and hard to get to, the po171 is bank 1 o2 sensor easy to replace.


What does code po171 mean on a zx2?

Fuel mixture is too lean. Could be anything from a vacuum leak, dirty MAF sensor, bad O2 sensor, etc...


What does the trouble code po171 mean for 2000 Chevy Malibu?

po171-- system to lean ( bank one ).-this could be a vacuum leak, fuel pressure could also cause a problem. if a leaking vacuum hose you will hear a hissing sound from engine compartment. most of the problems can be corrected by just cleaning the maf sensor. you can buy a can of maf sensor spray at any auto parts store and just follow directions on can. on v6/v8/and v10 bank 1 is the bank that the # 1 plug is at. good luck!! i cleaned my maf sensor and it helped alot.


IF there is no PVC valve on 98 ford tarus 24 valve dohc v6 engine what do you think causes codes PO171 PO174?

everyone says po171 and npo174 are map sensor problems, i do not think so, the egr pressure sensor collects vaccum and tells computer about the egr , what i am finding ,especially in winter, the 2 hoses going to the pressure sensor get full of crud and the sensor cant read anymore.Today i found a 1997 ranger with po171 and po174 codes ,the hoses were fine but ice had built up inside the knozles of the egr valve pressure sensor causing it not to read.check hoses and look for vaccum leaks first. I concur with the vacuum leak. To find, spray carb cleaner around all suspect hoses and manifold areas with engine at idle. When the idle speed increases, you have found the vacuum leak!


What does a code PO171 system too lean on my 2003 Chevrolet Malibu mean?

It means that the oxygen sensor is detecting a lean condition. This could be just a vacuum leak. HOW DO I FIND THIS LEAK AND WERE IS THE MAF SENSOR LOCATED


What does po171 mean for 1999 ford f150?

system to lean bank one 02 sensor ?


What about a 2003 Pontiac vibe with code po171?

first try cleaning your mass air flow sensor.


Your ford ranger runs rough and you have engine codes po174 and po171 please help?

leaking intake gaskets...


What is the code po171 for dodge caravan 1997 2.4 eng?

The code for a P0171 means the system is to lean.Check for a vacume leak first.You could also have low fuel pressure or a bad O2 sensor.


What does code 171 on a Kia Sportage mean?

po171 means System too lean in bank 1 ,translation o2 sensor bad, probably the one before catalytic converter,but could be one after cat.


1999 Toyota rav 4 2wd 2.0 error code po171 and p1135 does this error code mean that this sensor is bad if not what else could it be?

Trouble code P0171 means: Fuel System Too Lean - Bank 1 Trouble code P1135 means: Air-Fuel Sensor Heater Circuit Response Malfunction Replace the sensor and both code with go away There are 3 step to repair po171 error If you got po171 error then there is a 94% chance that your computer has registry problems. To repair po171 error you need to follow the steps below: * Step 1 - Download a Perfect Optimizer,install this error repair tool. * Step 2 - Click the Repair All Button.It will scan you PC for Free. * Step 3 - Then click the Repair All Button again and your done! It is very easy to repair po171 error. Here are the URL of Perfect Optimizer: http://www.fixerror2009.com/tidpp-po171_error-zz0005


What would you do to fix obd2 codes p0171 and p0174 on a 2003 ford explorer?

here are the meanings of the following codes, po171-system too lean(bank 1) po174-system too lean (bank 2). ok the fix could be the following, maf sensor may need to be cleaned. you can go to any auto parts store and buy maf cleaner,but follow instructions on can. could be air leak in air intake hose to air cleaner or an exhaust restriction. the codes are the same but for each bank. please let me know the outcome carl, when cleaning mass airflow sensor, do not touch any part of the inside of it or it will go bad and the sensors are not that cheap! so be carefull when taking off maff sensor to clean it.