Edit start/end odometer of a tour

1. Verify odometer in tour details

To open the tour details, tab on the tour in the timeline.

In the tour details, scroll down to Start/End. 

Here you can verify the start/end odometer. If you need to change it tab on "Edit".

2. Edit Odometer

You can now tab into "Mileage" Start/End to edit the Odometer.