How long is the ECM on my Altima?
Looks like the ECM needs reprogramming, our 2011 Altima has about 54k on the odometer, about 4 years 9 months since purchase. The warranty book indicates the ECM is covered for 8 years or 80k (whichever comes first).
When did the Mil light come on on my Altima?
I reset the light, cleaned the MAF sensor, changed the air filter and the MIL light came on yesterday – about 12 days after the reset. Looks like the ECM needs reprogramming, our 2011 Altima has about 54k on the odometer, about 4 years 9 months since purchase.
What does the Hall sensor do on a Altima?
You are incorrect about the 2007 crankshaft position sensor reprogramming of the ECM on the 2002-2006 Altima. You don’t understand what a Hall sensor does when reading the crankshaft position? The sensor consists of a magnet and an Integrated Circuit.
What does Mil code p0101 mean on Nissan Altima?
My 2013 Altima with 78,5xx miles finally had its first problem — MIL lamp illuminated, code P0101. This indicates a MAF sensor fault. I installed a K&N filter over a year ago, so I assume some of the oil may have made its way to the wire sensor on the MAF.
Why did my Altima 2.5L not start up?
My 2013 altima 2.5L could not start an engine. It turned on P0101 and P2119. After replacing an air filter and cleaning MAF and throttle body, it seemed that everything is fine. However, in the next day, ECM set P0101 again. I replaced MAF filter and PCV valve, but it could not solve my problem.
What does reprogramming on ECM mean for Nissan?
1) If Nissan found the bug in their ECM software, the reprogramming means the update of new ECM software. Some articles that were posted earlier than 2013 mentioned that the ECM reprogramming is needed to fix the P0101 problem.
Do you need to reprogram your ECM during driving?
ECM has never set confirmed or pending P0101 during driving. There was no exception for more than 10 samples. So, I conclude that there is no drivability issue and my car may need to reprogram the ECU according to TSB from nissan. But, I don’t understand what the reprogramming exactly means and why it resolves the problem.
When does the ECM set p0101 on a Nissan?
I found that ECM set P0101 only when my car starts an engine. ECM has never set confirmed or pending P0101 during driving. There was no exception for more than 10 samples. So, I conclude that there is no drivability issue and my car may need to reprogram the ECU according to TSB from nissan.