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1991 Mazda Miata CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Mazda REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Mazda Miata car and truck
repair procedures including Mazda engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Mazda Miata automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
Air Bag System Precautions -> Mazda -> Arming -> 1990-93 -> 1994-96 -> 1997-2001 -> 2002-04
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
NOTE: For B2300, B3000 And B4000, Refer To "Ranger" In "Ford Motor Co."
NOTE: For Tribute, Refer To "Escape" In "Ford Motor Co."
1990-93
- On 929 models, refer to "1994-96."
- On all models, connect orange and blue clockspring electrical connectors, then the battery ground cable.
- Inspect system operation by observing air bag system warning lamp operation.
- If system is operating properly, warning lamp will come on when ignition switch is placed in the On position, then go off after approximately six seconds.
1994-96
- On 1994 Miata, MX-6 and 62...
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BRAKE SERVICE PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
HYDRAULIC BRAKES -> DESCRIPTION
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
When the brake pedal is depressed, a vacuum builds up in the booster which amplifies the pedal force, pressing on the piston in the master cylinder. The piston raises the hydraulic pressure in the cylinder. This hydraulic pressure i...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
Mazda -> Fuel Filter Replacement -> 1990-00 Miata -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
Fuel System Pressure Relief
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
The anti-theft function is available as an option for the audio system. Before removing the battery ground cable or disconnecting the audio system power source, obtain the code number to reset the system when repairs are complete.
After the battery has be...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
- Raise and support vehicle, then remove tire and wheel assembly.
- Remove driveshaft locknut.
- Mark position of output shaft of differential and driveshaft for installation reference.
- Remove driveshaft to differential carrier output shaft attach...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
Starter, Replace
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
- Disconnect battery ground cable.
- Disconnect battery ground cable from battery, then raise and support vehicle.
- Remove starter motor bracket and different...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
Mazda -> Malfunction Indicator Lamp (MIL) -> 1990-92 MX-5 Miata
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
The MIL is located in the instrument panel. If the ECU detects a monitored device malfunction, the MIL will stay on with the engine running. This lamp indicates a problem in the engine...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
Lower
- Disconnect battery ground cable.
- Drain cooling system into a suitable container by loosening drain plug of radiator.
- Reposition hose clamp at radiator outlet.
- Remove hose from radiator.
- Reposition hose clamp at water inlet.
- Remove hose from water inlet.
- Remove hose from vehicle.
- Reverse procedure t...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Mazda Miata AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1991 Mazda Miata 1.6 L4 GAS
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COMPONENT LOCATION DIAGRAMS FOR 1991 Mazda Miata AUTOMOBILES
Component location diagrams for most 1991 Mazda Miata cars and light trucks sold in the U.S. from 1990+.
 Relay & Fuse Panel Locations Diagram for 1991 Mazda Miata 1.6 L4 GASComponents on diagram: |
 Cruise Control Component Locations Diagram for 1991 Mazda Miata 1.6 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 1991 Mazda Miata AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Mazda Miata cars and light trucks sold in the U.S.
 1991 Mazda Miata 1.6 L4 GAS Wiring DiagramComponents on diagram: |
 1991 Mazda Miata 1.6 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Mazda Miata AUTOMOBILES
OEM TSB listings for most 1991 Mazda Miata cars and light trucks sold in the U.S. from 1985+.
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Document: STAINS APPEAR ON WHEELS Vehicle: 1991 Mazda Miata 1.6 L4 GAS Auto Systems: |
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Document: NON GENUINE ACCESSORIES AFFECT AIR BAG OPERATION - REVISED Vehicle: 1991 Mazda Miata 1.6 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Mazda Miata AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Mazda Miata cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1991 Mazda Miata cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1991 Mazda Miata cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1991 Mazda Miata cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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