dǎ chē shí, rú guǒ sī jī gǎi lù xiàn, kě yǐ wèn àn dǎo háng zǒu ma

打车时，如果司机改路线，可以问“按导航走吗？

When taking a ride, if the driver changes the route, you can ask 'Are you following the navigation?'