5ktq electrical problems update (not fixed)

JShadzi at aol.com JShadzi at aol.com
Wed Sep 24 20:10:09 EDT 2003

Yes, Jim's absolutely correct.


>--- Cody <Cody at mail.craincorporated.com> wrote:
>> Todays update:
>> When I got to the shop today I found the battery
>> charger hooked up to the car, nobody had noticed
>> that I didn't INSTALL my new ignition switch, I just
>> swapped the wires and hung it under the dash for
>> test purposes, everybody thought the battery was
>> dead because no lights would come on with the key,
>> lol. Buuuutt, I guess my battery was _slightly_ low
>> (read 12.00 before) and now with the battery at
>> 12.7v the car charges to 13.7v and never gets to the
>> magic 12.6v mark except a really quick dip when the
>> fan first turns on (high draw on DC motors when they
>> are accelerating). Now I know its not fixed, but the
>> car is driveable as is now. I want to do some minor
>> tuning so I'm going to leave it be and drive for a
>> half hour or so tonight, but I still plan to find
>> what the real problem is. #1 to check on my list is
>> if the crank sensors are recieving proper voltage,
>> then check if they are outputting as they should.
>> After that it's back to looking for bad wires
>> everywhere I can look.
>Cody, as far as I know the stock variable reluctance
>crank sensors don't get any voltage.  They actually
>create it, and that's what the ECU reads.  So yea,
>don't freak out if you don't find any voltage down there.
>Jim Green
>'89 90tq 034EFI Stage II
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