cel with PFC

[nikos]

Yesterday I've noticed an instantly CEL when changing gear at high rpm(7000+rpm).This CEL came up just now.The car has PFC AND I haven't any problem with the program except this CEL wich came up just know.Can anyone help?

[Jesse IL]

That's noise from the transmission setting off the knock warning. Perfectly normal.

[nikos]

Thanks Jesse for the input.How can we eliminate this problem?

[DYI01]

You really dont fix it, you just kind of live with it.

[blinding-gts]

Thanks Jesse for the input.How can we eliminate this problem?

As one member posted in the past, remove the knock sensor. ;)
Seriously though, nothing you can do. Ignore that CEL if you're shifting hard and pay attention to any other ones you get.

[Jesse IL]

How can we eliminate this problem?

Ignore that CEL
.

[nikos]

Thanks guys for your precious help