740 L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1986): Powertrain Management
Also for this vehicle: 740 L4-2.3L SOHC VIN 88 B230F (1985), 740 L4-2320cc 2.3L DOHC B234F (Can) (1992), 740 Factory Service Manual (1984-1992), 760 L4-2320cc 2.3L SOHC Turbo B23FT (1984), 760 L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1985), 760 L6-2383cc 2.4L DSL Turbo D24T (1983), 760 V6-2849cc 2.8L SOHC B280F (1989), 760 V6-2849cc 2.8L SOHC B28A (Can) (1984), 760 V6-2849cc 2.8L SOHC B28F (1983), 760 Factory Service Manual (1982-1990), 780 V6-2849cc 2.8L SOHC B280F (1987), 780 Factory Service Manual (1986-1991).
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 Management51 pages
Relays and Modules - Computers and Control Systems35 pages
- Acceleration Enrichment Module › Component Information › Locations
Engine Control Module › Component Information24 pages
Technical Service Bulletins14 pages
Customer Interest:3 pages
All Technical Service Bulletins for Engine Control Module:7 pages
All Other Service Bulletins for Engine Control Module:4 pages
- Diagrams › Diagram Information and Instructions234
- Testing and Inspection › Voltage Measurements234
- Service and Repair › Fuel Injection2
- Idle/Throttle Speed Control Unit › Component Information › Technical Service Bulletins › CIS Valve - Checking Procedures234
System Relay <--> [Main Relay (Computer/Fuel System)] › Component Information4 pages
- Oxygen Sensor Relay › Component Information › Diagrams › Diagram Information and Instructions2
Relays and Modules - Fuel Delivery and Air Induction12 pages
Fuel Pump Relay › Component Information › Technical Service Bulletins4 pages
- Idle/Throttle Speed Control Unit › Component Information › Technical Service Bulletins › CIS Valve - Checking Procedures234
System Relay <--> [Main Relay (Computer/Fuel System)] › Component Information4 pages
Relays and Modules - Ignition System › Ignition Control Module › Component Information4 pages
Sensors and Switches - Powertrain Management124 pages
Sensors and Switches - Computers and Control Systems69 pages
- Battery Temperature Sensor › Component Information › Locations
Coolant Temperature Sensor/Switch (For Computer) › Component Information6 pages
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Fuel Level Sensor › Component Information › Diagrams › Diagram Information and Instructions2345
Knock Sensor › Component Information8 pages
Oxygen Sensor (Lambda Sond) <--> [Oxygen Sensor] › Component Information13 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
Sensors and Switches - Fuel Delivery and Air Induction37 pages
Overboost Switch › Component Information3 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
Sensors and Switches - Ignition System18 pages
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
Ignition Switch › Component Information8 pages
Knock Sensor › Component Information8 pages
Tune-up and Engine Performance Checks61 pages
- Fuel Pressure › System Information › Specifications
Air/Fuel Mixture › System Information21 pages
Idle Speed › System Information11 pages
- Air Cleaner Housing › Component Information › Locations234
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications
Ignition Cable › Component Information5 pages
- Spark Plug › Component Information › Specifications › Spark Plug Torque2
- Compression Check › System Information › Technical Service Bulletins › Engine - Compression Test2
- Valve Clearance › System Information › Specifications2345
Computers and Control Systems233 pages
A/C Signal › Component Information8 pages
- Acceleration Enrichment Module › Component Information › Locations
- Battery Temperature Sensor › Component Information › Locations
Coolant Temperature Sensor/Switch (For Computer) › Component Information6 pages
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Data Link Connector › Component Information › Locations
- Diagnostic Mode Switch/Connector › Component Information › Locations › Test Point (EZ 117K Ignition)2
Engine Control Module › Component Information24 pages
Technical Service Bulletins14 pages
Customer Interest:3 pages
All Technical Service Bulletins for Engine Control Module:7 pages
All Other Service Bulletins for Engine Control Module:4 pages
- Diagrams › Diagram Information and Instructions234
- Testing and Inspection › Voltage Measurements234
- Service and Repair › Fuel Injection2
- Fuel Level Sensor › Component Information › Diagrams › Diagram Information and Instructions2345
- Idle Control Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information › Diagrams › Diagram Information and Instructions2
- Idle Up Control Valve › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
- Idle/Throttle Speed Control Unit › Component Information › Technical Service Bulletins › CIS Valve - Checking Procedures234
Knock Sensor › Component Information8 pages
System Relay <--> [Main Relay (Computer/Fuel System)] › Component Information4 pages
Oxygen Sensor (Lambda Sond) <--> [Oxygen Sensor] › Component Information13 pages
- Oxygen Sensor Relay › Component Information › Diagrams › Diagram Information and Instructions2
Relays and Modules - Computers and Control Systems33 pages
- Acceleration Enrichment Module › Component Information › Locations
Engine Control Module › Component Information22 pages
Technical Service Bulletins12 pages
Customer Interest:3 pages
- All Other Service Bulletins for Engine Control Module: › 36108 › Aug › 87 › Fuel Pump/Headlight Relay Terminals - Overheating2
- All Other Service Bulletins for Engine Control Module: › 36108 › Aug › 87 › Fuel Pump/Headlight Relay Terminals - Overheating
- Diagrams › Diagram Information and Instructions234
- Testing and Inspection › Voltage Measurements234
- Service and Repair › Fuel Injection2
- Idle/Throttle Speed Control Unit › Component Information › Technical Service Bulletins › CIS Valve - Checking Procedures234
System Relay <--> [Main Relay (Computer/Fuel System)] › Component Information4 pages
- Oxygen Sensor Relay › Component Information › Diagrams › Diagram Information and Instructions2
Sensors and Switches - Computers and Control Systems69 pages
- Battery Temperature Sensor › Component Information › Locations
Coolant Temperature Sensor/Switch (For Computer) › Component Information6 pages
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
- Fuel Level Sensor › Component Information › Diagrams › Diagram Information and Instructions2345
Knock Sensor › Component Information8 pages
Oxygen Sensor (Lambda Sond) <--> [Oxygen Sensor] › Component Information13 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
- Throttle Position Sensor › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
- Voltage Signal › Component Information › Testing and Inspection › Battery and Ground Supply For ECM2345678910
Emission Control Systems15 pages
- Catalytic Converter › Component Information › Technical Service Bulletins › Three Way Converter - Replacement of Pressed Bolts2
Evaporative Emissions System6 pages
- Positive Crankcase Ventilation › Component Information › Description and Operation › B230F Engine (Non Turbo)234
- Thermostatic Air Cleaner › Component Information › Description and Operation23
Fuel Delivery and Air Induction222 pages
- Fuel Pressure › System Information › Specifications
- Fuel Pressure Release › System Information › Service and Repair
Idle Speed › System Information12 pages
Technical Service Bulletins9 pages
- All Technical Service Bulletins for Idle Speed: › 00101 › Aug › 89 › Engine - Poor Driveability When Cold234
- Customer Interest: › 00101 › Aug › 89 › Engine - Poor Driveability When Cold234
- All Other Service Bulletins for Idle Speed: › 26118 › Jun › 88 › Cooling System - Vibration/Noise from Front of Vehicle
- Specifications › Tune-Up23
Air/Fuel Mixture › System Information21 pages
- Accelerator Pedal › Component Information › Description and Operation2
- Air Cleaner Housing › Component Information › Locations234
- Fuel › Component Information › Technical Service Bulletins › Unleaded Fuel - Usage In Earlier Models2
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Fuel Pressure Regulator › Component Information › Locations23
Fuel Pump5 pages
- Fuel Pressure › System Information › Specifications
Fuel Pump Relay › Component Information › Technical Service Bulletins4 pages
- Fuel Rail › Component Information › Locations234
- Fuel Return Line › Component Information › Description and Operation2
- Fuel Supply Line › Component Information › Description and Operation2
Fuel Tank › Fuel Gauge Sender › Component Information23 pages
- Idle Control Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information › Diagrams › Diagram Information and Instructions2
- Idle Up Control Valve › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
- Idle/Throttle Speed Control Unit › Component Information › Technical Service Bulletins › CIS Valve - Checking Procedures234
- Intake Air Duct › Component Information › Technical Service Bulletins › Vacuum Hoses - Revised Routing
System Relay <--> [Main Relay (Computer/Fuel System)] › Component Information4 pages
Relays and Modules - Fuel Delivery and Air Induction18 pages
Fuel Pump Relay › Component Information › Technical Service Bulletins10 pages
- All Technical Service Bulletins: › 36108 › Aug › 87 › Fuel Pump/Headlight Relay Terminals - Overheating2
- Customer Interest: › 36108 › Aug › 87 › Fuel Pump/Headlight Relay Terminals - Overheating2
- All Other Service Bulletins for Fuel Pump Relay: › 39706 › Dec › 90 › Radio - Interference On AM Band23456
- All Other Service Bulletins for Fuel Pump Relay: › 39706 › Dec › 90 › Radio - Interference On AM Band
- Idle/Throttle Speed Control Unit › Component Information › Technical Service Bulletins › CIS Valve - Checking Procedures234
System Relay <--> [Main Relay (Computer/Fuel System)] › Component Information4 pages
Sensors and Switches - Fuel Delivery and Air Induction37 pages
Overboost Switch › Component Information3 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
- Throttle Body › Throttle Plate - PFI › Component Information › Adjustments2
- Throttle Cable/Linkage › Component Information › Description and Operation234
- Throttle Position Sensor › Component Information › Technical Service Bulletins › CIS Valve - Check Procedures234
Turbocharger22 pages
Air Bypass Valve, Turbocharger › Component Information › Technical Service Bulletins2 pages
- Turbo Pressure Delay Valve <--> [Delay Valve, Turbocharger] › Component Information › Locations23
- Intercooler › Component Information › Locations23
Overboost Switch › Component Information3 pages
- Oil Line, Turbocharger › Component Information › Technical Service Bulletins › Oil Drain Pipe - Revised2345
Wastegate › Component Information5 pages
- Wastegate Actuator › Component Information › Locations
Ignition System60 pages
- Firing Order › Component Information › Specifications
- Ignition Ballast Resistor › Component Information › Locations
- Ignition Coil Wire › Component Information › Description and Operation23
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
Ignition Cable › Component Information5 pages
- Ignition Coil › Component Information › Diagrams › Diagram Information and Instructions2
Ignition Control Module › Component Information4 pages
Knock Sensor › Component Information8 pages
- Ignition Power Stage › Component Information › Diagrams › Diagram Information and Instructions2
Relays and Modules - Ignition System › Ignition Control Module › Component Information4 pages
Sensors and Switches - Ignition System18 pages
- Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2
Ignition Switch › Component Information8 pages
Knock Sensor › Component Information8 pages
- Spark Plug › Component Information › Specifications › Spark Plug Torque2
Transmission Control Systems22 pages
Actuators and Solenoids - Transmission and Drivetrain9 pages
Lamps and Indicators - Transmission and Drivetrain › Lamps and Indicators - A/T › Shift Indicator › Component Information9 pages
Sensors and Switches - Transmission and Drivetrain4 pages