2. Clean all surfaces adjacent to the grease fittings on the cardan shaft side of the sliding joint (see Figure 24.2).
Figure 24.2. Cardan shaft grease nipple (shown by the arrow).
3. Fill the grease gun with the recommended quality grease, press the tip of the gun onto the grease gun and pump the gun a couple of times to lubricate the internal sliding grooves.
4. Lower the vehicle to the ground after lubrication is complete.