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caliper. Remove rear brake pads. See REAR DISC BRAKE PADS. Remove remaining caliper guide
bolt. Remove brake caliper from caliper mount. To install, reverse removal procedure. Bleed air from
system.
Removal & Installation (MX-3)
1. Raise and support rear of vehicle. Remove rear wheel assemblies. Release parking brake and disconnect
parking brake cable from caliper. Disconnect brake flexhose from caliper. See Fig. 13
.
2. Remove upper caliper mounting bolt. Rotate caliper downward. Remove "V" spring, pads, shims and
guide plates. Replace brake pads if pad lining thickness is less than .04" (1.0 mm).
3. Remove lower caliper mounting bolt. Pull caliper toward center of vehicle to slide it off of caliper mount.
To install, reverse removal procedure. Using Brake Piston Wrench (49 FA18 602), turn wrench clockwise
until piston bottoms out in brake caliper. Bleed air from system.
REAR BRAKE ROTOR
Removal & Installation (Miata, Millenia, MPV, MX-3, MX-6, Protege, RX7, 626 & 929)
1. Raise and support vehicle. Remove rear wheel assemblies. Remove rear brake caliper with brake hose
connected. See REAR BRAKE CALIPER
. Support caliper using wire. Remove rotor-to-hub screws (if
equipped). Remove rotor.
2. Machine rotor if lateral runout exceeds specification. Replace rotor if measured thickness is less than
specified minimum thickness. See DISC BRAKE SPECIFICATIONS
.
3. To install, reverse removal procedure. Check end play at grease cap. On 929, if end play
exceeds .004" (.10 mm), check lock nut torque or replace wheel bearings. On all other models, if end play
exceeds .002" (.05 mm), check lock nut torque or replace wheel bearings.
REAR BRAKE SHOES & WHEEL CYLINDERS
Removal (B2300, B3000 & B4000)
1. Raise and support vehicle. Remove rear wheel assemblies. Remove brake drum. Machine or replace drum
as necessary if inner diameter is not as specified. See DRUM BRAKE SPECIFICATIONS
.
2. Place a wheel cylinder clamp over ends of wheel cylinder. Disengage adjusting lever from adjusting
screw by pulling backwards on self adjuster cable. See Fig. 15
.
3. Move outboard side of adjusting screw upward and back off pivot nut as far as possible. Pull adjusting
lever, cable and adjusting lever spring down and toward rear to unhook pivot hook from large hole in
secondary shoe. DO NOT pry pivot hook from hole.
4. Remove adjusting lever spring and adjusting lever. Remove secondary shoe-to-retracting spring. Remove
primary shoe-to-retracting spring. Unhook cable anchor and remove anchor pin plate.
5. Note color and position of shoe hold-down springs for reassembly. Remove cable guide, shoe hold-down
springs, brake shoes, adjusting screw, pivot nut and socket. Remove parking brake link spring and link.
6. Disconnect parking brake cable from lever. Remove secondary shoe. Disassemble parking brake lever
from shoe by removing retaining clip and spring washer. See Fig. 16
. Remove brake cylinder-to-shoe
connectin
g links. Disconnect brake line from brake cylinder. Remove brake cylinder.
1997 Mazda MX-5 Miata
BRAKE SYSTEM 1995-97 BRAKES Mazda - Disc & Drum
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Fig. 29: Exploded View Of Master Cylinder (MX-6 & 626; With ABS &/Or A/T)
Courtesy of MAZDA MOTORS CORP.
SPECIFICATIONS
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS
ApplicationFt. Lbs. (N.m)
Backing Plate Bolts (Rear)
B2300, B3000 & B400025-35 (34-47)
MX-3 & Protege33-43 (45-58)
MX-6 & 62637-50 (50-68)
1997 Mazda MX-5 Miata
BRAKE SYSTEM 1995-97 BRAKES Mazda - Disc & Drum
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Installation (B2300, B2500, B3000 & B4000)
1. Lightly coat input shaft splines, release bearing, and fork contact areas with molybdenum disulfide
grease. Align clutch cover dowel holes with flywheel dowels. Tighten clutch cover bolts evenly in a
crisscross pattern to specification. See TORQUE SPECIFICATIONS
.
2. Raise transmission into position. Install and tighten transmission-to-engine block bolts. See TORQUE
SPECIFICATIONS . Install crossmember.
3. On 4WD models, install NEW transfer case gasket. Install transfer case. Tighten transfer case bolts to
specification is sequence. See Fig. 3
. See TORQUE SPECIFICATIONS .
4. On all models, to complete installation, reverse removal procedure. Bleed hydraulic clutch system. See
HYDRAULIC SYSTEM BLEEDING
under ADJUSTMENTS.
Fig. 3: Tightening Transfer Case Bolts (B2300, B2500, B3000 & B4000)
Courtesy of MAZDA MOTORS CORP.
Removal (Miata)
1. Disconnect negative battery cable. Remove gearshift knob, console, and shift lever. See Fig. 4. Raise and
support vehicle. Remove engine undercover. Disconnect exhaust pipe from manifold. Mark drive shaft
flanges for installation reference. Remove drive shaft.
1997 Mazda MX-5 Miata
CLUTCH 1997-98 CLUTCHES Mazda - RWD
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Installation (Miata)
1. Lightly coat input shaft splines, release bearing, and fork contact areas with molybdenum disulfide
grease. Align clutch cover dowel holes with flywheel dowels. Tighten clutch cover bolts evenly in a
crisscross pattern to specification. See TORQUE SPECIFICATIONS
.
2. Place a wooden block on jack, and position jack under front of oil pan. Raise front of engine to ease
transmission installation. Install transmission. Tighten transmission-to-engine block bolts to specification.
See TORQUE SPECIFICATIONS
. Place jack (from front of engine) under transmission.
3. Raise transmission until level with engine. Position Power Plant Frame (PPF) in place. Install
PPF/differential mounting spacer, and tighten bolts to 27-38 ft. lbs. (37-51 N.m). Install and tighten PPF
side mounting bolts.
4. Install sleeve into PPF housing block. Install spacer and bolts. Install reamer bolt into front hole, and
tighten bolt. See Fig. 5
.
5. Install transmission-to-PPF bracket. Install remaining PPF bolts, and tighten to specification. See
TORQUE SPECIFICATIONS
. To complete installation, reverse removal procedure.
RELEASE BEARING & FORK
Removal (B2300, B2500, B3000 & B4000)
With transmission removed, twist release bearing and carrier assembly until preload spring pushes bearing
assembly from slave cylinder. See Fig. 8
.
Installation
Lubricate bearing bore and bearing carrier with NIGI No. 2 (lithium base) grease. Push release bearing
assembl
y onto clutch slave cylinder. NOTE: Front PPF-to-differential side mounting bolt is the reamer bolt, used to
align frame.
NOTE: Use only lithium base grease on release bearing. DO NOT use petroleum base
lubricants.
1997 Mazda MX-5 Miata
CLUTCH 1997-98 CLUTCHES Mazda - RWD
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Fig. 11: Exploded View Of Clutch Release Cylinder (Miata)
Courtesy of MAZDA MOTORS CORP.
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS NOTE: Use exploded view of clutch release cylinder for overhaul procedure. See Fig.
11 .
ApplicationFt. Lbs. (N.m)
B2300, B2500, B3000 & B4000
Clutch Cover Bolts (1) 17-24 (23-32)
Crossmember Nuts39-53 (53-72)
Drive Shaft Bolts65-87 (88-119)
Flywheel-To-Crankshaft Nuts54-67 (73-91)
Gearshift Lever Bolt20-30 (27-40)
Starter Mounting Bolts17-20 (23-27)
Transfer Case Bolts (4WD) (2) 35-46 (47-62)
Transmission-To-Engine Block Bolts37-50 (50-68)
Miata
Clutch Cover Bolts (1) 13-19 (18-26)
Drive Shaft Nuts37-43 (50-58)
Flywheel-To-Crankshaft Bolts71-76 (96-103)
PPF-To-Differential Mounting Spacer Bolt (Short)27-38 (37-51)
PPF-To-Differential Side Mounting Bolts (Long)77-91 (104-123)
PPF-To-PPF Bracket Bolt27-40 (37-54)
1997 Mazda MX-5 Miata
CLUTCH 1997-98 CLUTCHES Mazda - RWD
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DIFFERENTIAL LUBRICATION SPECIFICATIONS
TROUBLE SHOOTING
REMOVAL & INSTALLATION
FRONT DIFFERENTIAL OIL SEAL REPLACEMENT (MPV)
1. Jack up the vehicle and support it on safety stands.
2. Drain the differential oil.
3. Mark front drive shaft flange for reassembly reference. Remove drive shaft.
4. Before loosening the locknut, measure the rotation starting torque of the drive pinion (within the range of
the drive pinion and rin
g gear backlash).
Application(1) Specification
Warmer Than 0°F (-18°C)GL-5/SAE 90W
Cooler Than 0°F (-18°C)GL-5/SAE 80W
(1)Fill to lower edge of filler plug hole.
NOTE: See TROUBLE SHOOTING
article in GENERAL INFORMATION.
1997 Mazda MX-5 Miata
1997-98 DRIVE AXLES Differentials & Drive Axles - MPV & MX-5 Miata
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Fig. 4: Installing Oil Seal (MPV)
Courtesy of MAZDA MOTORS CORP.
9. Install the companion flange and tighten the locknut to get the starting torque measured in step 4 .
10. Install the drive shaft. Tighten bolts to specfiication. See TORQUE SPECIFICATIONS
. Add
differential oil to the specified level. SeeFLUID TYPE
.
REAR AXLE SHAFTS & BEARINGS
Removal (MPV)
1. Raise and support vehicle. Remove rear wheel and tire assembly. Remove brake caliper and support
aside. Remove brake disc plate. See Fig. 5
. Using dial indicator, measure axle bearing play. Replace axle
bearing if play exceeds .023" (.57 mm).
2. Remove hold pin from parking brake shoe assembly and remove parking brake shoe assembly.
Disconnect parking brake cable. Using Flare Nut Wrench (49-0259-770B), disconnect brake pipe. Plug
brake pipe openings.
3. Remove rear axle shaft assembly-to-axle shaft housing retaining nuts. Using Puller (49-0223-630B) and
Attachment (49-8501-631A), remove rear axle shaft, backin
g plate and dust cover as an assembly from
1997 Mazda MX-5 Miata
1997-98 DRIVE AXLES Differentials & Drive Axles - MPV & MX-5 Miata
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axle shaft housing. Remove axle oil seal. See Fig. 5. With axle shaft removed, remove retaining ring.
Remove ABS sensor rotor.
4. To remove bearing collar, grind collar until a section about .02" (.50 mm) remains. Using chisel, cut
remaining bearing collar from axle shaft. Using Puller (49-S121-520A), remove axle bearing from axle
shaft. Remove dust shield and backing plate.
5. Using dial indicator and "V" blocks, check axle shaft for straightness. Maximum axle shaft runout
is .059" (1.50 mm). Also check axle shaft splines for wear and damage. Use a press to replace wheel studs
as necessary. DO NOT reuse wheel studs if removed.
Installation
To install, reverse removal procedure. Lubricate oil seal lip before replacement. Use Attachment (49-1011-748)
and a press to install axle bearing onto axle shaft. DO NOT lubricate bearing collar before replacement. Use
Attachment (49-1011-748) and a press to install NEW bearing collar. If press fit of collar requires less than 2.7
tons (2699 k
g) to install, replace axle shaft. Tighten nuts to specification. See TORQUE SPECIFICATIONS.
1997 Mazda MX-5 Miata
1997-98 DRIVE AXLES Differentials & Drive Axles - MPV & MX-5 Miata
Microsoft
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