diagram MAZDA MIATA 1991 Factory Service Manual

Warning Light Flashes 7 Times
1. Disable air bag system. See DISABLING & ACTIVATING AIR BAG SYSTEM. Disconnect diagnostic
module Black and Gray connectors. See Fig. 10
or Fig. 11 .
2. Check continuity between Black connector Black wire and ground. If continuity is present, replace
diagnostic module. If continuity is not present, replace wire harness.
WIRING DIAGRAMS
Fig. 16: Air Bag System Wiring Diagram (1990 Miata)
Courtesy of MAZDA MOTORS CORP.

1991 Mazda MX-5 Miata
AIR BAG RESTRAINT SYSTEM MAZDA 1990-91 AIR BAGS
Microsoft
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Fig. 17: Air Bag System Wiring Diagram (1990 RX7)
Courtesy of MAZDA MOTORS CORP.

1991 Mazda MX-5 Miata
AIR BAG RESTRAINT SYSTEM MAZDA 1990-91 AIR BAGS
Microsoft
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Fig. 18: Air Bag System Wiring Diagram (1991 Miata)
Courtesy of MAZDA MOTORS CORP.

1991 Mazda MX-5 Miata
AIR BAG RESTRAINT SYSTEM MAZDA 1990-91 AIR BAGS
Microsoft
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Fig. 19: Air Bag System Wiring Diagram (1991 RX7)
Courtesy of MAZDA MOTORS CORP.

1991 Mazda MX-5 Miata
AIR BAG RESTRAINT SYSTEM MAZDA 1990-91 AIR BAGS
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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
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Fig. 27: Anti-Lock Brake System Wiring Diagram (Miata)

1991 Mazda MX-5 Miata
ANTI-LOCK BRAKE SYSTEM 1988-91 BRAKES Mazda Anti-Lock Brake System
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Fig. 28: Anti-Lock Brake System Wiring Diagram (RX7)
Fig. 29: Anti-Lock Brake System Wiring Diagram (929)

1991 Mazda MX-5 Miata
ANTI-LOCK BRAKE SYSTEM 1988-91 BRAKES Mazda Anti-Lock Brake System
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Drain coolant. Disconnect heater hoses at engine compartment firewall. Remove grommets from holes (if
equipped). Remove instrument panel. Remove heater case. Disassemble case and remove heater core. See Fig.
1 . To install, reverse removal procedure. Fill cooling system.
INSTRUMENT PANEL
Removal & Installation
Obtain code number and deactivate audio anti-theft system. Disconnect negative battery cable. Remove all
components in order listed in illustration. See Fig. 3
. To install, reverse removal procedure.
Fig. 3: Exploded View of Instrument Panel

Courtesy of MAZDA MOTORS CORP.
WIRING DIAGRAM

1991 Mazda MX-5 Miata
HEATER SYSTEM 1990-92 Heater Systems
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Fig. 4: Heater System Wiring Diagram (Miata)
Fig. 5: Heater System Wiring Diagram (1992 Miata)

1991 Mazda MX-5 Miata
HEATER SYSTEM 1990-92 Heater Systems
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Removal & Installation
Obtain code number and deactivate audio anti-theft system. Disconnect negative battery cable. Remove all
components in order listed in illustration. See Fig. 4
. To install, reverse removal procedure.
Fig. 4: Exploded View of Instrument Panel

Courtesy of MAZDA MOTORS CORP.
WIRING DIAGRAMS

1991 Mazda MX-5 Miata
A/C-HEATER SYSTEM - MANUAL 1990-92 Manual A/C-Heater Systems
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