2005 545 E60 Rough Idle - Increased emissions Fixed!
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Join Date: Nov 2012
Location: Dallas, TX
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My Ride: 2005 545i Premium - Sport
![Default](https://5series.net/forums/images/icons/icon1.gif)
I have gotten great info on this site and want to contribute
This is what I did to my 5 series to make it purr like new.
replaced the air filter
![](https://www.facebook.com/photo.php?fbid=4261536530982&set=a.1598366793403.2082604.1063006782&type=1&theater)
Cleaned the radiator cap inside and out and replaced tube over the radiator.
Stephen Tucker's Photos | Facebook
![](https://www.facebook.com/photo.php?fbid=4261536290976&set=a.1598366793403.2082604.1063006782&type=1&theater)
![](https://www.facebook.com/photo.php?fbid=4261536810989&set=a.1598366793403.2082604.1063006782&type=1&theater)
![](https://www.facebook.com/photo.php?fbid=4261538771038&set=a.1598366793403.2082604.1063006782&type=1&theater)
Replaced both Crank Case Valves and removed the vacuum lines
Stephen Tucker's Photos | Facebook
![](https://www.facebook.com/photo.php?fbid=4261539611059&set=a.1598366793403.2082604.1063006782&type=1&theater)
![](https://www.facebook.com/photo.php?fbid=4261540091071&set=a.1598366793403.2082604.1063006782&type=1&theater)
![](https://www.facebook.com/photo.php?fbid=4261538011019&set=a.1598366793403.2082604.1063006782&type=1&theater)
Replaced the spark plugs - iridium NGK
Stephen Tucker's Photos | Facebook
![](https://www.facebook.com/photo.php?fbid=4261540211074&set=a.1598366793403.2082604.1063006782&type=1&theater)
![](https://www.facebook.com/photo.php?fbid=4261541051095&set=a.1598366793403.2082604.1063006782&type=1&theater)
Replaced Vacuum lines from intake that feeds Crank case valves
Stephen Tucker's Photos | Facebook
![](https://www.facebook.com/photo.php?fbid=4261537611009&set=a.1598366793403.2082604.1063006782&type=1&theater)
![](https://www.facebook.com/photo.php?fbid=4261538011019&set=a.1598366793403.2082604.1063006782&type=1&theater)
This is what I did to my 5 series to make it purr like new.
replaced the air filter
Cleaned the radiator cap inside and out and replaced tube over the radiator.
Stephen Tucker's Photos | Facebook
Replaced both Crank Case Valves and removed the vacuum lines
Stephen Tucker's Photos | Facebook
Replaced the spark plugs - iridium NGK
Stephen Tucker's Photos | Facebook
Replaced Vacuum lines from intake that feeds Crank case valves
Stephen Tucker's Photos | Facebook
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