1991 MAZDA MIATA wheel

Fig. 21: 6B. Dynamic Wheel Sensor Test (1 of 2)
Courtesy of MAZDA MOTORS CORP.

1991 Mazda MX-5 Miata
ANTI-LOCK BRAKE SYSTEM 1988-91 BRAKES Mazda Anti-Lock Brake System
Microsoft
Sunday, July 05, 2009 2:17:32 PMPage 25 © 2005 Mitchell Repair Information Company, LLC.

Fig. 22: 6B. Dynamic Wheel Sensor Test (2 of 2)
Courtesy of MAZDA MOTORS CORP.
6C. SOLENOID TEST

1991 Mazda MX-5 Miata
ANTI-LOCK BRAKE SYSTEM 1988-91 BRAKES Mazda Anti-Lock Brake System
Microsoft
Sunday, July 05, 2009 2:17:32 PMPage 26 © 2005 Mitchell Repair Information Company, LLC.

WIRING DIAGRAMS
Rear12-17 (16-23)
Brake Line Nuts10-16 (14-22)
Hydraulic Unit Mounting Nuts
Miata & 92914-19 (19-26)
RX712-21 (16-28)
Speed Sensor Bolt12-17 (16-23)
Union Bolt14-22 (19-30)
Wheel Bearing Nut (1)
Miata
Front123-159 (167-216)
Rear159-217 (216-294)
RX7
Front(1) 14-22 (19-30)
Rear174-231 (235-314)
929
Front72-130 (98-176)
Rear174-231 (235-314)
(1)Tighten and loosen 2 or 3 times to seat bearing.

1991 Mazda MX-5 Miata
ANTI-LOCK BRAKE SYSTEM 1988-91 BRAKES Mazda Anti-Lock Brake System
Microsoft
Sunday, July 05, 2009 2:17:32 PMPage 32 © 2005 Mitchell Repair Information Company, LLC.

1990-93 DRIVE AXLES
Axle Shafts - MX-5 Miata
DESCRIPTION
The axle shaft is a double offset, constant velocity joint type.
TROUBLE SHOOTING
Check dust boot on axle shaft for cracks, damage, leaking grease, and loose boot bands. Check axle shaft for
bending, cracks, and wear of joints or splines. Repair or replace axle shaft if necessary.
REMOVAL & INSTALLATION
AXLE SHAFTS
Removal
1. Raise vehicle and support with safety stands. Remove wheel and tire assembly. See Fig. 1 . Loosen axle
shaft lock nut until flush with end of axle shaft. Mark differential and axle shaft flanges for installation
reference. See Fig. 2
. Remove axle shaft flange nuts. NOTE: See TROUBLE SHOOTING
- BASIC PROCEDURES article in GENERAL
INFORMATION.
NOTE: Manufacturer recommends using new axle shaft lock nut during
installation.

1991 Mazda MX-5 Miata
1990-93 DRIVE AXLES Axle Shafts - MX-5 Miata

1991 Mazda MX-5 Miata
1990-93 DRIVE AXLES Axle Shafts - MX-5 Miata
Microsoft
Sunday, July 05, 2009 2:16:32 PMPage 1 © 2005 Mitchell Repair Information Company, LLC.
Microsoft
Sunday, July 05, 2009 2:16:36 PMPage 1 © 2005 Mitchell Repair Information Company, LLC.

Fig. 3: Removing Axle Shaft From Hub Assembly
Courtesy of MAZDA MOTORS CORP.
2. Remove upper control arm bolt, and pull knuckle/hub assembly outward. Remove inner CV joint from
differential flange. Remove axle shaft from knuckle/hub assembly. If axle shaft is stuck in knuckle/hub
assembly, use plastic or soft-faced hammer to tap axle shaft from knuckle/hub assembly. See Fig. 3
.
Remove axle shaft lock nut.
Installation
To install, reverse removal procedure. Align marks on differential and axle shaft flanges. Check rear wheel
alignment. See appropriate article in WHEEL ALIGNMENT. Tighten all bolts and nuts to specification. See
TORQUE SPECIFICATIONS
. Stake axle shaft lock nut. See Fig. 4.
NOTE: Manufacturer recommends using new axle shaft lock nut during installation.

1991 Mazda MX-5 Miata
1990-93 DRIVE AXLES Axle Shafts - MX-5 Miata
Microsoft
Sunday, July 05, 2009 2:16:33 PMPage 4 © 2005 Mitchell Repair Information Company, LLC.

Fig. 14: Installing Balls In To Inner Ring
Courtesy of MAZDA MOTORS CORP.
3. Install a NEW snap ring in axle shaft snap ring groove. Apply specified amount of grease to joints and
boots. See LUBRICATION SPECIFICATION
table. Aling marks and install NEW clip.
LUBRICATION SPECIFICATION
4. Ensure that boots are not dented or twisted. Set axle shaft to standard length. See AXLE SHAFT
LENGTH table. Release any trapped air from boots by carefully lifting up small end of each boot with a
cloth-wrapped screwdriver. See Fig. 15
. Ensure that axle shaft length is within standard. If drive shaft
length is not within standard, repeat this step.
ApplicationQuantity
Wheel Side CV Joint Boot1.9-2.7 oz. (55-75 g)
Differential Side CV Joint Boot2.7-3.4 oz. (75-95 g)

1991 Mazda MX-5 Miata
1990-93 DRIVE AXLES Axle Shafts - MX-5 Miata
Microsoft
Sunday, July 05, 2009 2:16:33 PMPage 14 © 2005 Mitchell Repair Information Company, LLC.

Fig. 16: Installing Boot Band
Courtesy of MAZDA MOTORS CORP.
AXLE SHAFT LENGTH
REAR AXLE SHAFT BOOT IDENTIFICATION
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS
ApplicationIn. (mm)
1990
On Vehicle25.96 (659.3)
Off Vehicle25.97-26.37 (695.7-669.7)
1991-93
On Vehicle25.87 (657)
Off Vehicle25.30-26.68 (642.6-677.7)
ApplicationIn. (mm)
Wheel Side Diameter3.58 (90.8)
Differential Side Diameter3.44 (87.4)

1991 Mazda MX-5 Miata
1990-93 DRIVE AXLES Axle Shafts - MX-5 Miata
Microsoft
Sunday, July 05, 2009 2:16:33 PMPage 16 © 2005 Mitchell Repair Information Company, LLC.

ApplicationFt. Lbs. (N.m)
Axle Shaft Lock Nut (1) 159-217 (216-294)
Differential-To-Axle Shaft Flange Nuts (4)40-47 (54-64)
Upper Control Arm Bolt/Nut34-49 (46-66)
Wheel Lug Nuts65-87 (88-118)
(1)Non-reuseable part. Manufacturer recommends replacing axle shaft lock nut on installation.

1991 Mazda MX-5 Miata
1990-93 DRIVE AXLES Axle Shafts - MX-5 Miata
Microsoft
Sunday, July 05, 2009 2:16:33 PMPage 17 © 2005 Mitchell Repair Information Company, LLC.