I feel the same with mine. It SEEMS a tad quieter (though I think my previous motor got a bit louder over time). The new motor also SEEMS a bit smoother. The walk mode used to be very helpful when walking steep climbs. Now it hardly helps at all.
I had no error codes, mine just failed. Except....I did have a few scattered days when the bike didn't want to turn on. Turns out there was also a failing wire between the battery & motor.
Second motor fail a few weeks ago:
Model: 2020 Levo Comp
Age: 14 months
Mileage: 1240 miles (2000km) ~1700 miles on bike
Terrain: Arizona dry, rocky desert (no real moisture exposure)
Rider Weight: ~155 lbs. (70kg)
Symptoms: Loud screech from motor, then lost all assist. Bike wheel would no...
I'm currently pleased with a 500lb. spring on the TTX22M on my Levo (70kg). I am running a Cascade link with it, so it does lighten the effective rate maybe ~10-11% on the initial stroke. Am also going to try a CC Valt 500-610 spring to try to gain a bit more bottoming resistance. No real...