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Knock Sens. Cyl.1-2 more sens. than 3-4, reading knocks.

Posted: Wed Jun 06, 2018 3:14 am
by Slinky
G'Day Guys, struggling to find info as to why knock noise threshold for cylinder 1-2 is lower than Cyl 3-4.
Reading a great deal more knocks in cyl 1-2 than 3-4, wondering if it's just noise.

No knocks audible. Noticeable Ign retard.

2012 TSX M/T K24Z3

See attached cali and datalog.

Many thanks Gurus! <3

Re: Knock Sens. Cyl.1-2 more sens. than 3-4, reading knocks.

Posted: Wed Jun 06, 2018 3:15 am
by Slinky
Datalog.

Re: Knock Sens. Cyl.1-2 more sens. than 3-4, reading knocks.

Posted: Wed Jun 06, 2018 3:52 pm
by Spunkster
Have you tried reducing the timing to see if it has any effect?