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1990 Ford F-150 Pickup CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Ford 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

A/C & HEATER SERVICE PROCEDURES FOR 1990 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: 1990 Ford F-150 Pickup Super CAB 5.0 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 1990 Ford F-150 Pickup AUTOMOBILES
POWER BRAKE UNITS, FORD -> Bendix Hydro-Boost Brake Booster -> DESCRIPTION
Vehicle: 1990 Ford F-150 Pickup Super CAB 5.0 V8 GAS
This brake booster is a hydraulically operated booster, receiving its power from the power steering system, Fig. . The power steering pump provides fluid pressure to operate both the brake booster and the power steering gear. This fluid pressure provides a variable power assist that is regulated by brake pedal applic...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1990 Ford F-150 Pickup AUTOMOBILES
Ford Motor Co. Light Trucks, SUVs & Vans -> Fuel Shutoff Switch Location -> 1985-90 Bronco II, F250HD & F350, F-Super Duty, Bronco & F150-350
Vehicle: 1990 Ford F-150 Pickup 4.9 L6 GAS
The inertia swit...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1990 Ford F-150 Pickup AUTOMOBILES
CV AXLE SHAFT, Replace -> Front
Vehicle: 1990 Ford F-150 Pickup Super CAB 5.0 V8 GAS
Front
Warning: The electrical power to the air suspension system must be shut off prior to hoisting, jacking or towing an air suspension vehicle. This can be accomplished by turning off the air suspension switch located in the righthand kick panel area. Failure to do so can result in unexpected inflation or deflation of the air springs, which can result in shifting of the vehicle during these operations.
- With vehicle in NEUTRAL, position on a hoist.
- Remove the front wheel and tire assembly.
- Remove dust cap and nut from axle halfsha...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1990 Ford F-150 Pickup AUTOMOBILES
Alternator, Replace
Vehicle: 1990 Ford F-150 Pickup Super CAB 5.0 V8 GAS
- Disconnect battery ground cable.
- Remove air cleaner assembly, if required.
- Disconnect wire harness connectors from voltage regulator.
- Remove accessory drive belt.
- Remove alter...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1990 Ford F-150 Pickup AUTOMOBILES
Ford Motor Co. Trucks -> Check Gauge Warning Lamp ->
Vehicle: 1990 Ford F-150 Pickup 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 1990 Ford F-150 Pickup AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1990 Ford F-150 Pickup Super CAB 4.9 L6 GAS
Lower
- Drain cooling system into a suitable container.
- Reposition hose clamp at radiator outlet and remove hose.
- Reposition hose clamp at water pump and remove hose.
- Remove hose from vehicle.
- Reverse procedure to install.
Upper
- Drain cooling system into a s...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1990 Ford F-150 Pickup AUTOMOBILES
Serpentine Drive Belt, Replace -> Automatic Tension -> Manual Tension
Vehicle: 1990 Ford F-150 Pickup Super CAB 5.0 V8 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 1990 Ford F-150 Pickup AUTOMOBILES
Component location diagrams for most 1990 Ford F-150 Pickup cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1990 Ford F-150 Pickup AUTOMOBILES
OEM drawn wiring diagrams for most 1990 Ford F-150 Pickup cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1990 Ford F-150 Pickup AUTOMOBILES
OEM TSB listings for most 1990 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: 1990 Ford F-150 Pickup 5.0 V8 GAS Auto Systems: |
Document: TRANSMISSION - 4R100/E40D - TORQUE CONVERTER ACCESS EXTERNAL DUST PLUG MAY BECOME DISLODGED Vehicle: 1990 Ford F-150 Pickup 5.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1990 Ford F-150 Pickup AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1990 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 1990 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 1990 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 1990 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
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