How long has it been since you've seen the code?
To find code:
Turn key (so that idiot lights go on and off) three times.
After the third time, the code(s) will appear in the odometer window.
To translate code:
Go to ODBII.COM.
Paul Macey wrote:
> I had the same happen to me re: check engine light after install of the
> 755-180 (was told this was the perfered TS for my 4.7 and/or this is what
> 'everyone' uses). However, took a month or longer for the CE light to
> show.
>
> How did you get the code and look up what it meant?
>
> I stopped by my dealer and they scanned the code, didn't give me the
> number, but read off from his scanner: 'Engine too cold for too long' and
> reset the code.
>
> They want me to come back and check my TS but I don't think so.
>
> Truck performs just the same, my gauge always reads the same (as yours,
> just a tick above the first line) and the truck warms up like it always
> has....the check engine light hasn't been back, yet I suspect I'll be
> seeing it soon.
>
> On Wed, 15 Aug 2001, Michael Carr wrote:
>
> > Last week I installed a Robert Shaw 330-180 thermostat and today (after
> > driving about 100 miles) the check engine light came on (P1281/coolant
> > too cool for too long.) The weather has been the same (mid-70s at night
> > and upper-90s during the day.) A/C is always on. The temp gauge
> > hovers at or just above the first line on the gauge (there are no
> > numbers.)
> >
> > Is anyone else using a 330-180? Have you had any trouble?
> >
> > Could something besides the thermostat be causing this?
> >
> > A few months back, a DMLer mentioned that the 330-180 would be better
> > than the 755-180 on the 4.7L because the spring on the 755-180 may not
> > be able to withstand the pressure of the 4.7L's water pump (all of this
> > was based on a recommendation from a CooperStandard engineer.) After
> > removing the OEM thermostat, I could see why - that spring is huge!
> >
> >
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