Re: surging

[John Graham <jgraham1@erols.com>]

Mike Arman wrote:

> Noticed a new problem today (to keep the other ones company, I guess):
> when
> driven "sportingly", the engine surges and seems to cut out (fuel
> starvation?) from about 2,500 RPM up. It will pull higher revs if you
> accelerate a little more gently, but if you put your foot into it, it
> bogs.
>

Whip out a volt ohm meter and read the voltage on you O2 sensor.when you
gun the engine it should swing from 0 to 1 volt then go to about .5 and
stey there.
If not you need a new one. If it does, check timeing advance and the
fuel filter.

> Any suggestions as to where to look first? Car is an 86, 5 speed, not
> turbo.
> And, yes, the fuel pump does whine, but the bogging is new and the
> whine is not.
>
> BTW - borrowed a Bentley for reference, decided to take Dan's advice
> and
> change the leaky rack for the stainless guaranteed $150 version - the
> extra
> $80 difference over the parts prices is worth it in peace of mind to
> know I
> won't have to do it again.
>
> Best Regards,
>
> Mike Arman
>