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Advise on codes

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Old Feb 24, 2015 | 10:30 AM
  #1  
barbstanley's Avatar
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Default Advise on codes

Hello;
Im hoping someone here can give me some advice.
A good friend of mine has offered to give me his 2001 s40. He says it probably needs a lot of work but not sure how expensive it would be.
The check engine light is on and another friend has a code reader that downloaded the following:


P0107
p0128
p0101
p0133
p0442
p0234
p0172
p0130

My question is; Anyway to estimate off off of this how much to get it road worthy? Im hoping I can get it going enough to last me 6 months to a year, then I could afford a better vehicle. Runs okay when it runs but righ now constantly stalls. Would appreciate any advise you can give me
 
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Old Feb 24, 2015 | 03:56 PM
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mt6127's Avatar
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http:// OBDII P OBD Trouble Codes ? is a handy URL for reading generic OBD2 codes.

The problem here is you can throw a group of codes from a single fault... I'd be inclined to rule out the rich bank/O2 stuff as those are showing you there's an upstream fuel mix issue - possibly in the throttle body or MAF sensor. It may also be a temp sensor or barometric pressure sensor throwing off the CPU as well.

There are some simple voltage/impedance tests for the sensors and you may want to try using some MAF cleaner (about $8 at Autozone for some CRC Mass Airflow Cleaner spray) as your easy first steps. Replacement MAFs are not too costly and take about 30 minutes or less to install - and there should be some other posts to research on throttle body issues (ie position sensors, wiring etc). Good luck and post up how you make out.
 
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Old Feb 25, 2015 | 09:36 AM
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barbstanley's Avatar
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Originally Posted by mt6127
http:// OBDII P OBD Trouble Codes ? is a handy URL for reading generic OBD2 codes.

The problem here is you can throw a group of codes from a single fault... I'd be inclined to rule out the rich bank/O2 stuff as those are showing you there's an upstream fuel mix issue - possibly in the throttle body or MAF sensor. It may also be a temp sensor or barometric pressure sensor throwing off the CPU as well.

There are some simple voltage/impedance tests for the sensors and you may want to try using some MAF cleaner (about $8 at Autozone for some CRC Mass Airflow Cleaner spray) as your easy first steps. Replacement MAFs are not too costly and take about 30 minutes or less to install - and there should be some other posts to research on throttle body issues (ie position sensors, wiring etc). Good luck and post up how you make out.


Thank you so much for taking the time. Your suggestion sounds sensible to me so I will give it a try and let you know
 
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