Jim -
That is a whole lot more info than I had before, and I thank you for
taking the time to pass it along. Though I didn't mention it, I did ask
the shop to drop the pan to replace the filter, as part of the
follow-up. Don't know if that was needed, but it sure didn't hurt.
Thanks again
Bill
----------------------------
Jim Warman wrote:
> Bill... unlike OBD2 codes, transmission codes are "proprietary"... They
> can't normally be accessed with low end code readers and scan tools and
it
> will be the manufacturer that decides on what a particular code
definition
> is. IIRC, your Ex is fitted with the trans that has no dipstick.. fluid
> level is where the tech would have (or should have) gone after
retrieving
> codes. While this might not offer any clues, it still needs to be done
to
> rule out some basic issues. Unfortunately, the only real way to check
fluid
> condition is to remove the pan.
>
> Gear ratio error codes are most often the result of intenal transmission
> concerns... this next bit is more opinion than diagnosis... The OD band
is
> applied in second gear as well as fifth gear. Your had OD cancel applied
> while you were towing so there would be no indication of any 5th gear
> concerns. Your light came on only while you were towing... this
indicates to
> me that there is the possibilty that the OD band was slipping (only one
of a
> few possibilities) under higher loads. Knowing that other techs have
found
> concerns with the servoes leaking past the plunger, I'd probably spend
the
> time to check the servo bores in the trans case....
>
> What can make diagnosis extremely difficult is being unable to recreate
the
> concern using "normal" conditions....
>
> HTH
>
>
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