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Re: Guess the Problem

To: Craig Wright <cwright@pdghightower.com>
Subject: Re: Guess the Problem
From: Larry Paulick <larry.p@erols.com>
Date: Fri, 06 Sep 2002 18:45:41 -0400
Craig, your analysis if flawless, but sorry, that's not it.  What you 
did describe was something everyone can learn from.

Keep thinking, only 1 day left, and you guys are closing in on the problem.

Larry

Craig Wright wrote:
> During the last two months I've had two different spade connectors cause a 
>problem. In
> both cases they looked to be OK and they "Snapped" on, but in the clipped on 
>position they
> were loose on the spade, causing intermittent connection. One was on the 
>starter solenoid
> (Starter mounted solenoid), and whenever I started the car the connector 
>would vibrate and
> cause the starter to (effectively) run on a lower voltage, because the 
>solenoid would open
> and close rapidly. I loved finding this problem because it was so easy to 
>fix. The second
> one cause a misfire of the engine. Ran fine at idle, but accelerating and 
>freeway speeds
> it was terrible, just like the REV limiter. I pulled of the freeway and 
>checked
> everything, and found a loose high voltage coil lead. Wasn't the problem. 
>After 70 miles
> of freeway at 45 mph I pulled over again to check it out. By this time it was 
>getting
> dark. I opened the hood and saw little sparks at the spade connector on the 
>MSD side of
> the coil. After crimping the connector with a pair of pliers everything was 
>fine. 
> 
> I guess a loose spade connector in the MSD-coil circuit.
> 
> Craig Wright
>     
> 
> Larry Paulick wrote:
> 
>>Hi Guys. After putting a high torque starter last weekend, I went out
>>for a drive.
>>
>>Car felt funny on normal acceleration, and the farther I drove, the
>>worse it got.  Started OK, idle OK, but on acceleration loss of power,
>>but no backfire.  Got worse over next 3 days of working on it.  Here is
>>what I did and found out.
>>
>>Electrical
>>
>>Mallory Magnetic distr, module tested and OK, vac advance Ok
>>
>>Mallory Promaster tested OK
>>
>>MSD 6AL disconnected, and still problem
>>
>>Ballast resistor tested OK
>>
>>All Grounds good, Optima battery good, alternator charging, Taylor 8mm
>>good, plugs nice brown color on insulators, connections from ignition
>>switch good.
>>
>>Fuel
>>
>>Carter elec pump tested for flow, and pumped approx 72 gph.
>>
>>Fuel tank pumped dry, and gas looked good, with no water, gas fresh from
>>COSTCO high vol source.
>>
>>Fuel filter replace, but existing filter good.
>>
>>Fuel to carb flow good,
>>
>>Holley Double Pumper working with accelerator pump, and feed looked good.
>>
>>Filter in dual inlets in carg good.
>>
>>Called Holley,Mallory, and Summit, and only Holley said it sounded, as
>>they heard the car running in the garage over the phone, like an
>>electrical problem, not fuel, and like a rev limiter, but MSD disconnected.
>>
>>Took me 3 days of tests, and really simple solution.
>>
>>Can You Guess?
>>
>>Larry
>>
>>BTW - With tanks dry, added 1.5 gal of gas, and gas guage registered at
>>0, and then filled it up at the gas station with 11 gal of gas after
>>driving 6 miles on the 1.5 gal.  Good to know there is some fuel left
>>after it says empty, and that it really holds 12.5 gal.

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