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Engine & Tranny problems 2
04-24-2007, 02:16
Post: #6
Engine & Tranny problems 2
I'll bring this up this morning at the shop. The house batteries need
to be checked because they were installed in 98. Top notch gel cells
often go this far, but could be a problem.

R.E. (Ron) Marabito, Dallas, TX 92WB40

--- In WanderlodgeForum@yahoogroups.com, "Gregory OConnor"
wrote:
>
> Ron, Often overlooked by class 8 repair shops are the high amp high
> discharge /recharge inverter drawn powersource on a motorhome. The
> uncommon factors sometimes reveal possible conclusions. I would pull
> all 11 batteries (disconnect) and install one proven battery at the
> engine start bank to continue the test. The Carvers had wierd
> problems that proved to be bad batteries. I hope it is somthing
> easily correctable.
> GregoryO'Connor
> 94ptRomolandCa
>
> --- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
> wrote:
> >
> > I had to pull into Stewart & Stevenson in Albuquerque with engine
> > power problems and shift problems. It all started after we left
> > Dallas yesterday. I had a sudden 170 amps and 10 volts, followed by
> > total loss of 12 v power to instruments, radio, etc... By the time
> I
> > was off the road, the power was back. I then noticed a lack of
> power.
> > Pulled some minor grades of 2 or 3% with a drop in speed to 50 mph
> at
> > full throttle.
> >
> > Nursed the unit in to Albuqerque this morning. Had a fuel gage
> > intermittent that went from normal to full peg on full. When
> making a
> > hard left turn, transmission check light would flash and beep.
> >
> > S & S did a power check and found at full throttle, engine could
> only
> > make 1900 rpm. When backed off, the rpm went up to 2200. Just the
> > opposite of normal. They are very suspect of the DDEC2 at this
> point,
> > but are trying to rule out everything else first. Changed air
> filter,
> > they were started on a fuel system check when I left for dinner. I
> > had checked all the connectors this morning and they were fine.
> Could
> > not trouble shoot because I have no diagram of those circuits.
> >
> > I know the grounds on the alternators and engine to chassis are
> fine.
> > Not sure about any others, but they are checking them.
> >
> > I'm convinced that whatever caused that electrical anomoly
> yesterday,
> > damaged the ECM and it will probably have to be replaced. $$$$
> >
> > Let you know more tomorrow.
> >
> > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > Currently in the shop in Albuquerque, NM
> >
>
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Messages In This Thread
Engine & Tranny problems 2 - jvredden@... - 04-23-2007, 11:58
Engine & Tranny problems 2 - ronmarabito2002 - 04-23-2007, 15:22
Engine & Tranny problems 2 - Gregory OConnor - 04-23-2007, 16:59
Engine & Tranny problems 2 - Chuck Wheeler - 04-23-2007, 23:18
Engine & Tranny problems 2 - jim riordan - 04-24-2007, 00:49
Engine & Tranny problems 2 - ronmarabito2002 - 04-24-2007 02:16
Engine & Tranny problems 2 - ronmarabito2002 - 04-24-2007, 02:19
Engine & Tranny problems 2 - ronmarabito2002 - 04-24-2007, 02:24
Engine & Tranny problems 2 - Troy Tikalsky - 04-24-2007, 03:00
Engine & Tranny problems 2 - ronmarabito2002 - 04-24-2007, 03:11
Engine & Tranny problems 2 - ac7880 - 04-24-2007, 08:28
Engine & Tranny problems 2 - Ralph L. Fullenwider - 04-24-2007, 09:40
Engine & Tranny problems 2 - ronmarabito2002 - 04-25-2007, 11:33
Engine & Tranny problems 2 - Leroy Eckert - 04-25-2007, 13:03
Engine & Tranny problems 2 - ronmarabito2002 - 04-25-2007, 14:56
Engine & Tranny problems 2 - whistles_n_bells - 04-25-2007, 15:15
Engine & Tranny problems 2 - bloomas - 04-25-2007, 23:33
Engine & Tranny problems 2 - Leroy Eckert - 04-26-2007, 01:33
Engine & Tranny problems 2 - Gregory OConnor - 04-26-2007, 02:00
Engine & Tranny problems 2 - Gregory OConnor - 04-26-2007, 02:18
Engine & Tranny problems 2 - truitt44@...> - 04-26-2007, 03:34
Engine & Tranny problems 2 - ronmarabito2002 - 04-26-2007, 03:51
Engine & Tranny problems 2 - ronmarabito2002 - 04-26-2007, 03:57
Engine & Tranny problems 2 - ronmarabito2002 - 04-26-2007, 04:12
Engine & Tranny problems 2 - Mike Hohnstein - 04-26-2007, 05:15
Engine & Tranny problems 2 - davidkerryedwards - 04-26-2007, 09:53
Engine & Tranny problems 2 - Mike Hohnstein - 04-26-2007, 16:41
Engine & Tranny problems 2 - wanderlodge@... - 04-26-2007, 17:37
Engine & Tranny problems 2 - Gregory OConnor - 04-27-2007, 01:07
Engine & Tranny problems 2 - robertnloomas - 04-27-2007, 02:28
Engine & Tranny problems 2 - ronmarabito2002 - 04-27-2007, 04:00
Engine & Tranny problems 2 - ronmarabito2002 - 04-27-2007, 04:08
Engine & Tranny problems 2 - bloomas - 04-27-2007, 05:36
Engine & Tranny problems 2 - ronmarabito2002 - 04-27-2007, 10:48
Engine & Tranny problems 2 - Leroy Eckert - 04-30-2007, 07:55
Engine & Tranny problems 2 - Leroy Eckert - 04-30-2007, 13:45
Engine & Tranny problems 2 - Leroy Eckert - 04-30-2007, 14:29
Engine & Tranny problems 2 - Don Bradner - 05-01-2007, 04:09
Engine & Tranny problems 2 - Leroy Eckert - 05-01-2007, 07:36
Engine & Tranny problems 2 - Gregory OConnor - 05-01-2007, 11:47
Engine & Tranny problems 2 - Don Bradner - 05-01-2007, 12:43
Engine & Tranny problems 2 - Leroy Eckert - 05-01-2007, 13:00
Engine & Tranny problems 2 - Leroy Eckert - 05-01-2007, 13:21



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