[T3] On a 73 T-3 SB fuel injected aut trans pinging .
Jim Adney
jadney at vwtype3.org
Tue Dec 5 15:02:31 PST 2017
On 5 Dec 2017 at 13:15, William J wrote:
> When you close the throttle the timing should return to 5 BTDC right away
> shouldn't it?
In cases like this, it doesn't always. That's because the advance increases
the RPM, which holds the advance up, and the advance being in play keeps
the idle up. So you've got a vicious circle.
Try lowering the idle speed a bit.
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Jim Adney, jadney at vwtype3.org
Madison, Wisconsin, USA
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