FYI

SOLVED

I have custom y pipe. Unfortunately the Y is too restrictive and designed wrong

Not listed !
I cant find it not sure why i m getting so few pids.

Whats the normal numbers for knock 1,knock2 ?

If data log has no issues why the engine misfiring ?

Below more same log with more PIDs fyi maybe you find something

blinking CEL is generally from misfires, and if you have headers you likely need a custom tune to dial them in.



Sounds bad !
The truck already has a custom tune

Also, I checked with the tuner saying We went out and tested it every thing just fine

That's wired the problem it only occurs when ...

Up

Hello

I have 2019 5.7 with cai, Lt headers catless, dual exhaust

The problem in my truck the check engine light blinks 4 times in specific situations especially in the mid-afternoon when it's extremely hot weather 116f when I accelerating in hill or In the event of strong wind hitting the front ...

please delete the post problem been solved by diablo tech

this is my XML info

Greetings,
today i was loading modified stock tune but when i start the engine i hear creepy noises in my engine so i just turn it off and load factory tune but suddenly the device restart by him self during the process of restore factory tune when i trying to reload the factory tune again massage ...

mikel wrote:please give us a call with the tool powered up in the vehicle.

Hi mikel I purchased yesterday I have two issues
When I select easy tune it shows 93-91octen only what about 87 ?
I turned off mds everything fine except eco light still showing to me ?