In Honda front strut suspensions, the driveshaft's slant puts it at risk of falling out of the transmission when removing a shock absorber, if you do not take measures to secure the knuckle. This applies to Honda front-engine front-wheel-drive (FF) vehicles.
If you unintentionally lower the knuckle, the driveshaft (D) can slip out of the transmission. It is very troublesome to put it back. To prevent this: