Left side

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:

The sharp edges of the drive shaft can slice or puncture the oil seal. Be careful when installing the drive shaft from the transaxle.

Apply grease (L2Y1 33247) to the wheel bearing inner race and drive shaft contact surface (Area A in figure).
Insert the drive shaft into the wheel hub.
Apply transaxle oil or ATF to the oil seal lip.

Fig 1: Identifying Wheel Bearing Inner Race And Drive Shaft Contact Surface (Area A)
Courtesy of MAZDA MOTORS CORP.
Install the drive shaft to the transaxle.
After installation, pull the transaxle side outer ring forward to confirm that the drive shaft is securely held by the clip

Fig 2: View Of Installing Drive Shaft To Transaxle
Courtesy of MAZDA MOTORS CORP.