1. Select (Menu >) Settings > Routing > Avoidance Setup. 2. Select Custom > View List. 3. Select the avoidance you want to edit. 4. Select Rename to rename the avoidance, Delete to delete the avoidance, or Map to view the avoidance. To deactivate an avoidance without deleting it, select (Menu >) Settings > Routing > Avoidance Setup, then uncheck the avoidance.