1991 Ford F-150 Pickup REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1991 Ford F-150 Pickup CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Ford F-150 Pickup car and truck repair procedures including Ford 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 Ford F-150 Pickup automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Ford mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1991 Ford F-150 Pickup vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

A/C & Cooling System Maintenance -> Ford Motor Co. -> 1990-93 Ford Bronco, E-Series, Expedition, F-Series & F-Super Duty
Vehicle: 1991 Ford F-150 Pickup 5.0 V8 GAS

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BRAKE SERVICE PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

ANTI-LOCK BRAKE SYSTEM, FORD -> SYSTEM SELF-TEST FEATURE
Vehicle: 1991 Ford F-150 Pickup Super CAB 4.9 L6 GAS

Two warning lamps are located on the instrument panel to alert the driver to a system malfunction. The red brake warning lamp is used to indicate conventional brake system malfunctions such as low fluid level, parking brake applied and low vacuum conditions (diesel engines only). The yellow anti-lock system warning lamp is used to indicate proper warning lamp circuit operation (2 second illumination with ignition On or engine cranking). If yellow lamp comes on while vehicle is being driven, it is alerting the driver of an anti-lock system malfunction and yellow lamp can...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

Ford Motor Co. Light Trucks, SUVs & Vans -> Fuel Shutoff Switch Location -> 1991 Bronco II, F250HD & F350, F-Super Duty, Bronco & F150-350
Vehicle: 1991 Ford F-150 Pickup Super CAB 4.9 L6 GAS

The inertia switch is lo...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

DRIVESHAFT, Replace -> Front -> One Piece Driveshaft -> Rear -> Three Piece Driveshaft -> Two Piece Driveshaft
Vehicle: 1991 Ford F-150 Pickup Super CAB 4.9 L6 GAS

Front

  • Raise and support the vehicle.
  • Index-mark front driveshaft to front axle flange and at transfer case flange.
  • Remove and discard bolts and U-joint retainers.
  • Remove and discard four flange bolts.
  • Compress and separate front driveshaft from front axle, then separate driveshaft from transfer case. Wrap electrical tape around the bearing cups to prevent them from falling off the U-joint spider.
  • Reverse procedure to install, noting the following:
    • Torque flange bolts to 30 ft. lbs.
    • Torque U-joint retainer bolts to 16 ft. lbs.

Rear

One Piece Driveshaft
  • Raise and support vehicle.
  • To maint...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

Starter, Replace
Vehicle: 1991 Ford F-150 Pickup Super CAB 4.9 L6 GAS

  • Disconnect battery ground cable.
  • Raise and support vehicle, if required.
  • Disconnect electrical connector or solenoid relay wire from starter motor.
  • Remove starter motor attach...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

Ford Motor Co. Trucks -> Check Gauge Warning Lamp ->
Vehicle: 1991 Ford F-150 Pickup Super CAB 5.0 V8 GAS

This indicator should light if any of the following conditions appear:

  • Engine oil pressure drops below approxi...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1991 Ford F-150 Pickup 4.9 L6 GAS

Inlet

  • Drain cooling system into a suitable container.
  • Reposition hose clamp at heater core and remove hose.
  • Reposition hose clamp at coolant tube and remove hose.
  • Remove hose from vehicle.
  • Reverse procedure t...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1991 Ford F-150 Pickup AUTOMOBILES

Serpentine Drive Belt, Replace -> Automatic Tension -> Manual Tension
Vehicle: 1991 Ford F-150 Pickup Super CAB 4.9 L6 GAS

Automatic Tension

  • Install suitable 5/16 inch closed end wrench on tensioner pulley bolt, then lift tensioner arm away from belt. Do not use socket and ratchet.
  • Remove belt, slowly release tensioner. Do not allow tensioner to snap back, as damage may result.
  • Reverse procedure to install.

Manual Tension

  • Loosen accessory adjustment bolt and pivot bolt.
  • Remove belt.
  • Reverse procedure to install, adjust belt tension as follows:
    • Lo...

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COMPONENT LOCATION DIAGRAMS FOR 1991 Ford F-150 Pickup AUTOMOBILES

Component location diagrams for most 1991 Ford F-150 Pickup cars and light trucks sold in the U.S. from 1990+.

RH Front Of Engine Compartment Diagram for 1991 Ford F-150 Pickup  5.0 V8 GASRH Front Of Engine Compartment Diagram for 1991 Ford F-150 Pickup 5.0 V8 GAS

Components on diagram:
  • Starter Relay
  • Voltage Regulator
  • Charge Indicator Lamp Relay
  • Low Vacuum Warning Switch
  • Connector C-107
  • Body Components Diagram for 1991 Ford F-150 Pickup  5.8 V8 GASBody Components Diagram for 1991 Ford F-150 Pickup 5.8 V8 GAS

    Components on diagram:
  • Inertia Switch
  • Anti-Lock Brake Test Connector
  • Connector C-200
  • Connector C-201
  • Connector C-202
  • CLICK HERE TO GET FULL ACCESS TO 1991 Ford F-150 Pickup PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1991 Ford F-150 Pickup AUTOMOBILES

    OEM drawn wiring diagrams for most 1991 Ford F-150 Pickup cars and light trucks sold in the U.S.

    1991 Ford F-150 Pickup  4.9 L6 GAS Wiring Diagram1991 Ford F-150 Pickup 4.9 L6 GAS Wiring Diagram

    Components on diagram:
  • Vehicle Speed Sensor
  • Trailer Marker Lamps Relay
  • Left Headlamp
  • Washer Pump Motor
  • Manual Lever Position Sensor
  • 1991 Ford F-150 Pickup  5.0 V8 GAS Wiring Diagram1991 Ford F-150 Pickup 5.0 V8 GAS Wiring Diagram

    Components on diagram:
  • Trailer Marker Lamps Relay
  • LH/RH Side Body Marker Lamps
  • Rear Boot Marker Lamps
  • CLICK HERE TO GET FULL ACCESS TO 1991 Ford F-150 Pickup WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1991 Ford F-150 Pickup AUTOMOBILES

    OEM TSB listings for most 1991 Ford F-150 Pickup 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 F-150 Pickup 5.0 V8 GAS

    Auto Systems:
  • Chemicals, Antifreeze, Additives
  • Automatic Trans, Coolers, Torque Converter
  • Document: TRANSMISSION - 4R100/E40D - TORQUE CONVERTER ACCESS EXTERNAL DUST PLUG MAY BECOME DISLODGED
    Vehicle: 1991 Ford F-150 Pickup 5.0 V8 GAS

    Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • CLICK HERE TO GET FULL ACCESS TO 1991 Ford F-150 Pickup TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1991 Ford F-150 Pickup AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1991 Ford F-150 Pickup 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 F-150 Pickup 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 F-150 Pickup 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 F-150 Pickup 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

    CLICK HERE TO GET FULL ACCESS TO 1991 Ford F-150 Pickup SPECIFICATIONS DATA!

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