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Subject:Re: 1985 1.9 Hesitation at higher RPM (kind of long)
From:mark drillock
Date:Tue, 5 Jun 2012 09:47:28 -0700

Measure, measure, measure.......

There is a fuel quantity delivery test in the Bentley. Easy to do,
answers a lot of questions without spending time and money replacing
things that are working fine. Helps pin down real problems.

Mark

Jeff Lincoln wrote:
>.....
>
> The problem I am having is that at higher RPM's I can feel a hesitating and
> a loss of power when I give it more than half accelerator (by higher RPM's
> I mean around 3k). The problem is most noticeable in 3rd and 4th gear. So
> for example I was able to get up to 50mph (in 4th obviously) this morning
> but it took some time before I was able to coax it up to 55mph - because if
> I gave it any more accelerator the hesitation starts. It feels like it's
> fuel starved when it does this.
>
> It feels like it did when I was getting water in the gas (only much less
> severe). There is NO way I am getting water in there now. So what might be
> going on? Can vapor lock act this way - did something happen when I ran out
> of gas? It can't be rust or other debris in the gas the tank is NEW.
>
> I did not replace the fuel filter but that is fairly new (switched to the
> later model Canister filter post pump). Fuel pump is quiet.
>
> We just drove it over 500 miles round trip to Buses by the Beach and had no
> troubles at all. Any ideas anyone may have would be greatly appreciated.
>
> --
> Thanks,
>
> Jeff
> '85 GL (Gertie)
> '78 Bus (Melissa) Patty's Bus
>