Suzuki Wagon R Manual page 1363

Maintenance Service
Chassis and Body
Drive Shaft (Axle) Boots / Propeller Shafts (4WD)
(ITEM 6-3)
DRIVE SHAFT (AXLE) BOOTS INSPECTION
Check drive shaft boots (wheel side and differential side) for
leaks, detachment, tear or other damage.
Replace boot as necessary.
PROPELLER SHAFTS (4WD) INSPECTION
1) Check propeller shaft connecting bolts for looseness. If
looseness is found, tighten to specified torque.
2) Check propeller shaft joints for wear, play and damage.
If any defect is found, replace.
3) Check propeller shaft center support for biting of foreign mat-
ter, crack, abnormal noise and damage. If any defect is
found, replace.
MAINTENANCE AND LUBRICATION 0B-5