Removal Note

WARNING: This page is about a different car, the 2002 Mazda B4000, 2002 Mazda B3000, and 2002 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: This operation disturbs the differential pinion bearing preload. This preload must be carefully reset when assembling.

Raise and support the vehicle. See JACKING & HOISTING .
Index mark the front propeller shaft to the companion flange.

Fig 1: Index Marking Front Propeller Shaft To Companion Flange
Courtesy of MAZDA MOTORS CORP.

NOTE: Do not allow the propeller shaft to hang unsupported.
Disconnect the front propeller shaft. See FRONT PROPELLER SHAFT (4X4) REMOVAL/INSTALLATION .
Measure the pinion bearing preload.
- Use a beam-type torque wrench to measure the torque required to maintain rotation of the pinion and record the measurement for reference during installation.
Index mark the companion flange to the pinion stem.

Fig 2: Index Marking Companion Flange To Pinion Stem
Courtesy of MAZDA MOTORS CORP.
Use Coupling Holder ST 205-126 and remove the pinion nut.

Fig 3: Removing Pinion Nut
Courtesy of MAZDA MOTORS CORP.

CAUTION: Before proceeding, place a drain pan under the axle housing.

NOTE: Inspect the companion flange for burrs and replace as necessary. Make sure that the surfaces of the companion flange have not been damaged during removal. The end of the companion flange that contacts the bearing cone, the nut counterbore, and the seal surface must be smooth and free of nicks.

Use a 2-Jaw Puller to remove the companion flange.