Transmission problems.




It will not shift gears above 3rd gear.
Have replaced 4th & 5th gear solenoids
and fluid and tried another TCM but no change!
what action is recommended next please,
regards freddie70.
> Can the gearbox shift all its gears well but tip-tronic & paddles stay ineffective ?
or is your geabox shifting only up to 3rd but nothing above?
> You need to read the TCU live data with a scanner to see it's status. Then what's not happening will become obvious.
Last edited by CaliBenzDriver; Aug 1, 2025 at 11:48 AM.




