checking oil MAZDA MX-5 1997 Factory Repair Manual

Fig. 12: Checking Drive Pinion Installation & Position
Courtesy of MAZDA MOTORS CORP.
6. Install dial indicator on Pinion Height Gauge (49-0727-570). Place pinion height gauge on a flat surface
and zero dial indicator. Position gauge block on top of dummy drive pinion assembly. See GAUGE
BLOCK SELECTION table.
GAUGE BLOCK SELECTION
7. Place pinion height gauge on top of gauge block. Position dial indicator to measure distance to a point
where side bearing sits. Measure lowest point. See Fig. 12
. Measure both sides. Add both measurements
together and divide by 2.
8. If result is not zero, replace pinion spacer. Spacers are available in a range of .1213-.1366" (3.080-3.470
mm) in .001" (.03 mm) increments. Remove dummy drive pinion. Press rear bearing onto drive pinion.
9. Install drive pinion, spacer, front bearing, collapsible spacer and companion flange in differential carrier.
DO NOT install pinion oil seal yet. DO NOT exceed one-ton force; collapsible spacer will be damaged.
10. Install washer and drive pinion lock nut. Temporarily tighten drive pinion lock nut. Turn companion
flange by hand to seat bearing. Using torque wrench, tighten drive pinion lock nut to specification. See
TORQUE SPECIFICATIONS
. Check pinion bearing preload at drive pinion lock nut. See PINION
PRELOAD SPECIFICATIONS table. If pinion bearing preload is not as specified, replace collapsible
spacer and recheck preload.
PINION PRELOAD SPECIFICATIONS
11. Remove drive pinion lock nut, washer and companion flange. Install pinion oil seal. Lubricate oil seal lip
with differential oil. Install companion flange and washer. Install NEW drive pinion lock nut and tighten
to specification. See TORQUE SPECIFICATIONS
. Recheck pinion bearing preload. Lubricate end of
companion flange with grease.
12. Position differential assembly into differential carrier. Install side bearing adjusters. Position side bearing
caps. Align marks made during disassembly. Install side bearing cap bolts and hand-tighten bolts.
13. Ti
ghten side bearing adjusters equally until adjusters contact bearing races. Mark ring gear in 4 locations,
ApplicationGauge Block No.
Front Differential
MPV
4WD49-0305-555
Rear Differential
Miata49-0305-555
MPV49-0660-555
ApplicationINCH Lbs. (N.m)
Miata7.8-12.1 (0.9-1.3)
MPV 2WD11.3-15.6 (1.3-1.8)
MPV 4WD
Front7.8-12.2 (0.9-1.4)
Rear11.3-15.6 (1.3-1.8)

1997 Mazda MX-5 Miata
1997-98 DRIVE AXLES Differentials & Drive Axles - MPV & MX-5 Miata
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Sunday, July 05, 2009 1:52:42 PMPage 20 © 2005 Mitchell Repair Information Company, LLC.