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1991 Ford Taurus CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
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- Specifications
- 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

A/C & HEATER SERVICE PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
A/C & Cooling System Maintenance -> Ford Motor Co. -> 1990-2002 Ford Taurus & Mercury Sable
Vehicle: 1991 Ford Taurus L 3.8 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
DRUM BRAKES, FORD MOTOR CO. -> General Information -> GENERAL INSPECTION -> ADJUSTER MECHANISM -> BACKING PLATE -> BRAKE DRUMS -> BRAKE LININGS & SPRINGS -> PARKING BRAKE CABLE
Vehicle: 1991 Ford Taurus L 3.0 V6 GAS
BRAKE DRUMS
Any time the brake drums are removed for brake service, the braking surface diameter should be checked with a suitable brake drum micrometer at several points to determine if they are within the safe oversize limit stamped on the brake drum outer surface. If the braking surface diameter exceeds specifications, the drum must be replaced. If the braking surface diameter is within specifications, drums should be cleaned and inspected for cracks, scores, deep grooves, taper, out of round and heat spotting. If drums are cracked or heat spotted, they must be replaced. Mi...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
Ford Motor Co. Passenger Cars -> Fuel Filter Replacement -> Except 2002-05 Thunderbird, 2000-06 LS, 1984-87 Escort, Tracer, Tempo & Topaz 2.0L Diesel Engine & 1984-85 Continental & Mark VI 2.4L Diesel Engine
Vehicle: 1991 Ford Taurus L 3.8 V6 GAS
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.
When installing the fuel filter, ensure the flow arrow is facing in the pro...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1991 Ford Taurus SHO 3.0 V6 GAS
If removing both right and left side halfshafts, plugs T81P-1177-B or equivalent must be installed. Failure to do so may result in dislocation of differential side gears, necessitating transaxle disassembly to realign gears. Also, halfshaft removal and installation procedures are the same for automatic and manual transaxles except for the following: due to automatic transaxle case configuration, right side halfshaft and linkshaft must be removed first. Tool T81P-4026-A or equivalent is then inserted into transaxle to remove left side inner Constant Velocity (CV) joint ass...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
Starter, Replace
Vehicle: 1991 Ford Taurus GL 2.5 L4 GAS
- Disconnect battery ground cable.
- Raise and support vehicle.
- Disconnect starter cable and relay connector from starter solenoid.
- Remove starter motor mounting bolt...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
Ford Motor Co. Cars -> Low Coolant Lamp ->
Vehicle: 1991 Ford Taurus LX 3.8 V6 GAS
The low coolant warning lamp should light whenever the coolant level in the coolant recovery bottle is 1/4 to 3/4 inch or more below the cold full mark. Raise coolant level in recovery bottle to the cold full mark to turn lamp off.
On models equipped with GEM module and low coolant level warning system, t...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
Radiator, Replace
Vehicle: 1991 Ford Taurus L 3.8 V6 GAS
- Disconnect battery ground cable.
- Drain cooling system into a suitable container.
- Disconnect coolant recovery hose at radiator.
- Remove two shroud upper retaining screws and lift shroud out of lower retaining clip.
- Disconnect cooling fan wiring harness connectors.
- Remove fan and shroud from vehicle.
- On models with automatic transaxles, disconnect and plug transmission oil cooler lines.
- On all models, remove two hex nuts from righthand radiator support bracket and remove bracket.
- Remove two screws ...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Ford Taurus AUTOMOBILES
Serpentine Drive Belt, Replace -> Alternator -> Power Steering and Air Conditioning
Vehicle: 1991 Ford Taurus L 3.0 V6 GAS
Alternator
- Disconnect battery ground cable from battery.
- Loosen pivot bolt.
- Loosen adjusting arm bolt.
- Turn alternator belt adjusting screw counterclockwise to relieve belt tension.
- Remove alternator drive belt.
- Reverse procedure to install.
Power Steering ...
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COMPONENT LOCATION DIAGRAMS FOR 1991 Ford Taurus AUTOMOBILES
Component location diagrams for most 1991 Ford Taurus cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1991 Ford Taurus AUTOMOBILES
OEM drawn wiring diagrams for most 1991 Ford Taurus cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1991 Ford Taurus AUTOMOBILES
OEM TSB listings for most 1991 Ford Taurus cars and light trucks sold in the U.S. from 1985+.
Document: MERCON ATF IS BRING REPLACED BY MERCON V ATF AS A SERVICE FLUID Vehicle: 1991 Ford Taurus GL 3.0 V6 GAS Auto Systems: |
Document: 3.OL 2V (VULCAN) REVISED OIL PAN GASKET REPLACEMENT PROCEDURE - NEW SERVICE KIT - SERVICE TIP - REVISED Vehicle: 1991 Ford Taurus GL 3.0 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1991 Ford Taurus AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Ford Taurus 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 Ford Taurus 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 Ford Taurus 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 Ford Taurus 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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