Bronco L6-300 4.9L VIN Y 1-bbl (1983): Powertrain Management
Also for this vehicle: Bronco Full Size L6-300 4.9L (1987), Bronco Full Size V8-302 5.0L (1986), Bronco Full Size V8-351 5.8L (1987), Bronco II 2WD V6-177 2.9L (1986), Bronco II 4WD V6-171 2.8L (1985), Bronco II 4WD V6-177 2.9L (1987), Bronco L6-300 4.9L VIN E 1-bbl (1982), Bronco V8-302 5.0L VIN F 2-bbl (1984), Bronco V8-351 5.8L VIN G 2-bbl (1982), Bronco V8-351 5.8L VIN H 4-bbl HP (1984).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Relays and Modules - Powertrain Management67 pages
Relays and Modules - Computers and Control Systems5 pages
- Electronic Throttle Control Module › Component Information › Locations
Engine Control Module › Component Information3 pages
- Main Relay (Computer/Fuel System) › Component Information › Locations
Relays and Modules - Fuel Delivery and Air Induction6 pages
- Choke Relay › Component Information › Locations
Fuel Pump Relay › Component Information4 pages
- Main Relay (Computer/Fuel System) › Component Information › Locations
Relays and Modules - Ignition System › Ignition Control Module › Component Information › Technical Service Bulletins56 pages
Sensors and Switches - Powertrain Management35 pages
Sensors and Switches - Computers and Control Systems17 pages
- Barometric Pressure Sensor › Component Information › Locations
Barometric Pressure Switch › Component Information2 pages
- Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
EGR Valve Position Sensor › Component Information › Technical Service Bulletins2 pages
- Knock Sensor › Component Information › Description and Operation
- Manifold Pressure/Vacuum Sensor › Component Information › Locations
- Throttle Position Sensor › Component Information › Technical Service Bulletins › TPS Mounting Screws - Hard to Remove
- Vacuum Switch › Component Information › Locations23
Vehicle Speed Sensor › Component Information2 pages
Sensors and Switches - Emission Control Systems › EGR Valve Position Sensor › Component Information › Technical Service Bulletins2 pages
Sensors and Switches - Fuel Delivery and Air Induction7 pages
Fuel Tank Selector Switch › Component Information4 pages
- Inertia Fuel Shutoff Switch › Component Information › Diagrams › Diagram Information and Instructions2
- Throttle Position Sensor › Component Information › Technical Service Bulletins › TPS Mounting Screws - Hard to Remove
Sensors and Switches - Ignition System9 pages
- Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
Ignition Switch › Component Information › Technical Service Bulletins4 pages
- Knock Sensor › Component Information › Description and Operation
Tune-up and Engine Performance Checks30 pages
- Fuel Pressure › System Information › Specifications2
- Air/Fuel Mixture › System Information › Technical Service Bulletins › High Altitude Service Adjustments2
Idle Speed › System Information5 pages
- Air Cleaner Housing › Component Information › Technical Service Bulletins › Air Cleaner - Sealing Procedure234
- Fuel Filter › Component Information › Technical Service Bulletins › Fuel Filter - Replacement Information
- Firing Order › Component Information › Specifications
- Ignition Cable › Component Information › Testing and Inspection
Distributor, Ignition5 pages
Distributor Advance Unit › Component Information4 pages
- Distributor Plate W/ Pick-up Sensor › Component Information › Service and Repair
- Spark Plug › Component Information › Specifications2
- Compression Check › System Information › System Diagnosis
- Valve Clearance › System Information › Specifications23
Computers and Control Systems53 pages
- Barometric Pressure Sensor › Component Information › Locations
Barometric Pressure Switch › Component Information2 pages
- Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
EGR Valve Position Sensor › Component Information › Technical Service Bulletins2 pages
- Electronic Throttle Control Module › Component Information › Locations
Engine Control Module › Component Information3 pages
- Feedback Control Solenoid › Component Information › Locations2
- Idle Speed/Throttle Actuator - Mechanical › Idle Speed Vacuum Solenoid Valve › Component Information › Locations234567
- Knock Sensor › Component Information › Description and Operation
- Main Relay (Computer/Fuel System) › Component Information › Locations
- Manifold Pressure/Vacuum Sensor › Component Information › Locations
Relays and Modules - Computers and Control Systems5 pages
- Electronic Throttle Control Module › Component Information › Locations
Engine Control Module › Component Information3 pages
- Main Relay (Computer/Fuel System) › Component Information › Locations
Sensors and Switches - Computers and Control Systems17 pages
- Barometric Pressure Sensor › Component Information › Locations
Barometric Pressure Switch › Component Information2 pages
- Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
EGR Valve Position Sensor › Component Information › Technical Service Bulletins2 pages
- Knock Sensor › Component Information › Description and Operation
- Manifold Pressure/Vacuum Sensor › Component Information › Locations
- Throttle Position Sensor › Component Information › Technical Service Bulletins › TPS Mounting Screws - Hard to Remove
- Vacuum Switch › Component Information › Locations23
Vehicle Speed Sensor › Component Information2 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › TPS Mounting Screws - Hard to Remove
- Vacuum Switch › Component Information › Locations23
Vehicle Speed Sensor › Component Information2 pages
Emission Control Systems111 pages
Air Injection52 pages
- Air Diverter Solenoid › Component Information › Locations › Thermactor Air Bypass (TAB) Solenoid2345678910111213141516
- Air Diverter Valve › Component Information › Description and Operation › Air Bypass Valves234
Air Injection Bypass Valve › Component Information › Technical Service Bulletins6 pages
Air Injection Check Valve › Component Information4 pages
Air Injection Control Valve › Component Information9 pages
- Air Injection Hose/Tube › Component Information › Testing and Inspection
- Air Injection Pump › Component Information › Testing and Inspection
- Pulsed Secondary Air Injection › Component Information › Description and Operation
- Thermal Vacuum Valve, Air Injection › Component Information › Description and Operation › Temperature Vacuum Switch (TVS)2
- Vacuum Check Valve, AIR › Component Information › Description and Operation2
Vacuum Delay Valve, Air Injection › Component Information › Technical Service Bulletins6 pages
- Catalytic Converter › Component Information › Description and Operation › Dual Catalytic Converter23
- Early Fuel Evaporation (EFE) › EFE Valve › Component Information › Specifications › Mechanical Specifications2
Evaporative Emissions System23 pages
- Bowl Vent Solenoid › Component Information › Description and Operation2
Bowl Vent Valve › Component Information7 pages
- Canister Purge Control Valve › Component Information › Description and Operation › Canister Purge Regulator Valve2
- Canister Purge Solenoid › Component Information › Description and Operation
- Evaporative Emission Control Canister › Component Information › Locations › Under 8500 Gross Vehicle Weight23
- Fuel Overflow Reservoir › Component Information › Description and Operation
- Liquid Vapor Separator, Evaporative System › Component Information › Description and Operation
- Thermal Vacuum Valve - EVAP › Component Information › Description and Operation23
Vacuum Delay Valve, EVAP › Component Information3 pages
Exhaust Gas Recirculation23 pages
- EGR Control Solenoid › Component Information › Technical Service Bulletins › EGR Solenoids - Contamination
- EGR Electronic Vacuum Regulator Solenoid › Component Information › Technical Service Bulletins › EGR Solenoids - Contamination
EGR Valve › Component Information16 pages
Technical Service Bulletins14 pages
Customer Interest for EGR Valve:7 pages
All Technical Service Bulletins for EGR Valve:7 pages
- Testing and Inspection › EGR Valve Tests, 1983-852
EGR Valve Position Sensor › Component Information › Technical Service Bulletins2 pages
- Thermal Vacuum Valve, EGR › Component Information › Description and Operation23
- Positive Crankcase Ventilation › Positive Crankcase Ventilation Valve › Component Information › Technical Service Bulletins › High Altitude Service Adjustments2
Sensors and Switches - Emission Control Systems › EGR Valve Position Sensor › Component Information › Technical Service Bulletins2 pages
- Thermostatic Air Cleaner › Thermostatic Air Cleaner Vacuum Switch › Component Information › Description and Operation23
- Vacuum Restrictor › Component Information › Description and Operation
Fuel Delivery and Air Induction88 pages
- Fuel Pressure › System Information › Specifications2
Idle Speed › System Information5 pages
- Air/Fuel Mixture › System Information › Technical Service Bulletins › High Altitude Service Adjustments2
Accelerator Pedal › Component Information › Technical Service Bulletins2 pages
- Air Cleaner Housing › Component Information › Technical Service Bulletins › Air Cleaner - Sealing Procedure234
Carburetor18 pages
- Accelerator Pump › Component Information › Description and Operation23
- Bowl Vent Solenoid › Component Information › Description and Operation2
- Carburetor Float › Component Information › Specifications23
- Carburetor Solenoid › Component Information › Locations23
- Choke Plate › Component Information › Adjustments › Choke Plate Pulldown Adjustment2
- Choke Pull-off › Component Information › Specifications
- Choke Relay › Component Information › Locations
- Choke Thermostat/Heater › Component Information › Technical Service Bulletins › Alternator - Replacement Precautions
Needle And Seat, Carburetor › Component Information › Technical Service Bulletins2 pages
- Dashpot › Component Information › Adjustments
- Fuel › Component Information › Technical Service Bulletins › Fuel - California Reformulated Gasoline2345
- Fuel Filter › Component Information › Technical Service Bulletins › Fuel Filter - Replacement Information
- Fuel Hose Clamp › Component Information › Technical Service Bulletins › Fuel Filter - Replacement Information
Fuel Injector › Component Information3 pages
Fuel Pump6 pages
- Fuel Pressure › System Information › Specifications2
Fuel Pump Relay › Component Information4 pages
Fuel Tank10 pages
- Fuel Gauge Sender › Component Information › Locations › Front Tank Fuel Gauge Sender2
Fuel Tank Selector Switch › Component Information4 pages
Fuel Tank Switching Valve › Component Information4 pages
- Idle Speed/Throttle Actuator - Mechanical › Idle Speed Vacuum Solenoid Valve › Component Information › Locations234567
- Idle/Altitude Compensator (Non Comp. Controlled) › Component Information › Description and Operation › Altitude Compensator2
- Inertia Fuel Shutoff Switch › Component Information › Diagrams › Diagram Information and Instructions2
- Main Relay (Computer/Fuel System) › Component Information › Locations
Relays and Modules - Fuel Delivery and Air Induction6 pages
- Choke Relay › Component Information › Locations
Fuel Pump Relay › Component Information4 pages
- Main Relay (Computer/Fuel System) › Component Information › Locations
Sensors and Switches - Fuel Delivery and Air Induction7 pages
Fuel Tank Selector Switch › Component Information4 pages
- Inertia Fuel Shutoff Switch › Component Information › Diagrams › Diagram Information and Instructions2
- Throttle Position Sensor › Component Information › Technical Service Bulletins › TPS Mounting Screws - Hard to Remove
Throttle Cable/Linkage › Component Information › Technical Service Bulletins2 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › TPS Mounting Screws - Hard to Remove
Ignition System161 pages
- Firing Order › Component Information › Specifications
- Ignition Ballast Resistor › Component Information › Locations23
- Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
Distributor, Ignition5 pages
Distributor Advance Unit › Component Information4 pages
- Distributor Plate W/ Pick-up Sensor › Component Information › Service and Repair
- Ignition Cable › Component Information › Testing and Inspection
Ignition Coil › Component Information › Technical Service Bulletins16 pages
All Technical Service Bulletins for Ignition Coil:8 pages
- 872018 › Oct › 87 › Engine/Ignition - No Start Condition
- 8628 › Jan › 86 › Ignition Coil - Stumbles/Stalls/Noise In Radio2
- 86220 › Jan › 86 › Ignition System - Weak/No Spark23
- 84228 › Oct › 84 › Ignition - Coil Durability/Radio Frequency Interference
- 84318 › Jan › 84 › Ignition Coil - Buzz and Clicking At Idle
- All Other Service Bulletins for Ignition Coil: › 84228 › Oct › 84 › Ignition - Coil Durability/Radio Frequency Interference
Ignition Control Module › Component Information › Technical Service Bulletins56 pages
- Ignition Timing Connector › Component Information › Description and Operation
- Knock Sensor › Component Information › Description and Operation
- Pick-Up Coil, Ignition › Component Information › Specifications › Electrical Specifications2
Relays and Modules - Ignition System › Ignition Control Module › Component Information › Technical Service Bulletins56 pages
Sensors and Switches - Ignition System9 pages
- Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
Ignition Switch › Component Information › Technical Service Bulletins4 pages
- Knock Sensor › Component Information › Description and Operation
- Spark Plug › Component Information › Specifications2
- Vacuum Restrictor › Component Information › Description and Operation
Transmission Control Systems › Lamps and Indicators - Transmission and Drivetrain › Lamps and Indicators - Transfer Case › Four Wheel Drive Indicator Lamp › Component Information4 pages