"Shaggz" <ChrisLight@gmail.com> wrote in
news:1155431515.487474.61280@p79g2000cwp.googlegro ups.com:
> My SI makes some engine noise between 2500-3200 rpms. When you step on
> the gas, its like a knocking sort of sound. I thought that i might be
> the pipe for the exhaust has rusted and popped a hole. The car is
> running on 92 octane. Something I can test on my own??
>
Heat shield on exhaust; A-pipe rattle; pinging.
Octane means nothing.
You can check the exhaust yourself by crawling underneath the properly
jacked-up car and wiggling/poking/tapping all shields still attached.
Check ignition base timing.
Got a Check Engine light on?
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TeGGeR®
The Unofficial Honda/Acura FAQ
www.tegger.com/hondafaq/