Search found 5 matches

by maddog136
Sat May 31, 2014 9:56 am
Forum: Predator Dodge Gas
Topic: Low speed knock on 5.7 Challenger auto
Replies: 7
Views: 5828

Re: Low speed knock on 5.7 Challenger auto

The knock turned out to be an internal noise coming from my right hand front muffler. I have a Corsa Sport / Mopar Performance cat back exhaust. Working through the warranty process from corsa for a replacement now. Thanks for all the comments.
by maddog136
Sat May 24, 2014 10:16 am
Forum: Predator Dodge Gas
Topic: Low speed knock on 5.7 Challenger auto
Replies: 7
Views: 5828

Re: Low speed knock on 5.7 Challenger auto

I test drove and data logged a bunch of parameters, including LT and ST KNK. The knock is audible, but not affecting engine performance. During the ten minute log I reviewed, several ST and LT KNK occurances were registered during different driving conditions. I cant tell if what I'm seeing is ...
by maddog136
Wed May 21, 2014 7:36 pm
Forum: Predator Dodge Gas
Topic: Low speed knock on 5.7 Challenger auto
Replies: 7
Views: 5828

Re: Low speed knock on 5.7 Challenger auto

I hope learned enough on youtube to create my first data log. My laptop battery is too old to go for the ride. I selected a lot of parameters, especially all of the ones for the knock sensors. Again, knock/ping occurs at 20-25mph, around 15-1700 rpm.
Flat road or hill.

steinbrennerRT_ping1.log
ping data log
(643.22 KiB) Downloaded 274 times
by maddog136
Wed May 21, 2014 1:10 pm
Forum: Predator Dodge Gas
Topic: Low speed knock on 5.7 Challenger auto
Replies: 7
Views: 5828

Re: Low speed knock on 5.7 Challenger auto

I am new to data logging. I have the predator P/C interface cable and the driver cd. Can you reference me a tutorial so I can get started?
by maddog136
Tue May 20, 2014 9:49 pm
Forum: Predator Dodge Gas
Topic: Low speed knock on 5.7 Challenger auto
Replies: 7
Views: 5828

Low speed knock on 5.7 Challenger auto

Developed a Low speed knock on my 2010 Challenger R/T auto, most notable when climbing hills at 20 mph around 1500 rpm with a 93 CAI tune. Goes away when I power through it. Tried 91 and stock CAI tunes no help. No codes. Originally on Shell 93, now on Chevron 93, no help. Installed a new intake ...

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