Khái quát HT diesel:
https://drive.google.com/file/d/1eafKFifLb6prdvLd4szafxHVhtj5-eNu/view?usp=sharing
Khái quát về dộng cơ:
https://drive.google.com/file/d/1CC1ph2whxu1StjS8ukXu3vqvzi1O-kdJ/view?usp=sharing
Khái quát về dão dưỡng trước khi giao xe...