When operating the vehicle, it is necessary to do so within the specified time period (10 thousand km mileage) lubricate the splined joint of the cardan shaft near the elastic coupling.
Instead of the plug on the flange of the elastic coupling, we screw in a grease nipple and lubricate the splined connection with Fiol-1, Fiol-2U or SHRUS-4 grease.
(The original source is published on the website: www.vazbook.ru)