Bosch upgrade

JoeBlow

Active member
Jul 7, 2019
729
448
South West, UK
After reading/watching some video on the the patches which allegedly improve the performance of Bosch motors I'm still a little confused. They refer to GEN4 2020 motors only and one video says the patch will not be available until July. I've just been into my local dealer this morning, they seemed a little vague about the whole thing but despite this they have updated the software free of charge. I purchased my bike in 2019. It has a Bosch Performance Line CX motor (I have no idea if it's a GEN 1, 2, 3 or 4.) When I look at the software version it says:

Display Unit: V1.4.0.0
Drive Unit: V1.8.4.0
Bat: V1.9.1.0

Am I in receipt of the improved performance? I've been down the road on it but I'm not convinced that's valid test although it did feel a little more responsive. The Bosch site seems to suggest these are the latest software versions. Can anyone shed any light on this?

Al
 

PhilBaker

Well-known member
May 6, 2020
333
411
East London/Kent
After reading/watching some video on the the patches which allegedly improve the performance of Bosch motors I'm still a little confused. They refer to GEN4 2020 motors only and one video says the patch will not be available until July. I've just been into my local dealer this morning, they seemed a little vague about the whole thing but despite this they have updated the software free of charge. I purchased my bike in 2019. It has a Bosch Performance Line CX motor (I have no idea if it's a GEN 1, 2, 3 or 4.) When I look at the software version it says:

Display Unit: V1.4.0.0
Drive Unit: V1.8.4.0
Bat: V1.9.1.0

Am I in receipt of the improved performance? I've been down the road on it but I'm not convinced that's valid test although it did feel a little more responsive. The Bosch site seems to suggest these are the latest software versions. Can anyone shed any light on this?

Al

When in 2019 did you purchase your bike? The Gen4 Performance Line Cx was launched in the middle of the year I believe.

The latest Motor SW was v1.0.3 and nobody really knew what the new version would be called. Yours is saying the drive software is v1.8.4 which I’ve not seen before so maybe that is the new version?

Another post said it would be available on the 16th or 19th of July if I remember correctly..
 

JoeBlow

Active member
Jul 7, 2019
729
448
South West, UK
It doesn't help when people talk about and indeed are riding 2021 bikes in 2020. It's also unclear when talking about a "motor" upgrade. What is meant? Is it the hardware? Is it the software?
 

PenSki

Member
Jun 4, 2020
57
43
Western Australia
Sorry to bear bad news but if you have the Trek Powerfly I am pretty sure that was previous generation CX motor and will not get the power upgrade update.
 

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