Fiero V6-173 2.8L (1986): Powertrain Management
Also for this vehicle: Fiero L4-151 2.5L (1985).
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 Management26 pages
Relays and Modules - Computers and Control Systems22 pages
- Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Testing and Inspection › 1985-86 Port Injected Models Exc. 4-110/1.8L2
Engine Control Module › Component Information19 pages
Technical Service Bulletins › Technical Service Bulletins for Engine Control Module:12 pages
- 04-06-04-054B › Nov › 10 › Engine Controls - Aftermarket Accessory Usage2
- 91648 › Aug › 91 › ECM/PCM - Damaged and/or Mis-Diagnosed
- 9064 › Sep › 89 › ECM - Packard 32-Way Connector Identification
- 89666 › Aug › 89 › ECM - Packard 32 Way Connector Identification
- 8861 › Sep › 87 › Engine Controls - ECM May Contain Wrong PROM
- 87640 › May › 87 › ECM - Revised Replacement Procedure234
- 86814A › May › 86 › ECM - Metri-Pack Series 150 Terminal Removal
- 86SM1 › Aug › 85 › Electronic Control Module - Exchange Program
- Locations › ECM Power Harness2
- Description and Operation › Modes of Operation2
- Testing and Inspection › Component Tests and General Diagnostics23
- Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Specifications
Relays and Modules - Fuel Delivery and Air Induction2 pages
- Relays and Modules - Ignition System › Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Testing and Inspection › 1985-86 Port Injected Models Exc. 4-110/1.8L2
Sensors and Switches - Powertrain Management23 pages
Sensors and Switches - Computers and Control Systems19 pages
- Absolute Pressure Sensor <--> [Barometric Pressure Sensor] › Component Information › Specifications
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications
- Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information › Specifications23
- Manifold Pressure/Vacuum Sensor › Component Information › Specifications2345
Oxygen Sensor › Component Information3 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › Engine Controls - TPS Closed Throttle Specifications
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation23
- Vehicle Speed Sensor › Component Information › Locations › Speed Sensor2
Sensors and Switches - Fuel Delivery and Air Induction4 pages
Tune-up and Engine Performance Checks58 pages
Idle Speed › System Information6 pages
Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications › Ignition Firing Order
Spark Plug Wire <--> [Ignition Cable] › Component Information › Technical Service Bulletins9 pages
- All Other Service Bulletins for Spark Plug Wire: › 87723C › Jul › 88 › Engine - Stalls on Reverse/Drive Engagement23
- All Other Service Bulletins for Spark Plug Wire: › 87723C › Jul › 88 › Engine - Stalls on Reverse/Drive Engagement
Distributor, Ignition14 pages
- Distributor Retard Control › Component Information › Description and Operation › Distributor Spark Vacuum Retard Delay Valve (DS-VRDV)2
Distributor Vacuum Control › Component Information8 pages
- Vacuum Spark Delay Valve › Component Information › Description and Operation › Delay Valve Trapped Spark (DV-TS)234
Spark Plug › Component Information6 pages
Technical Service Bulletins4 pages
- Customer Interest: › 866GAS33 › Apr › 86 › Ignition System - Spark Plug Misfire
All Technical Service Bulletins for Spark Plug:2 pages
- All Other Service Bulletins for Spark Plug: › 86610B › May › 86 › Spark Plug Gap - No Longer Included on Emission Label
- Specifications › Torque2
- Compression Check › System Information › Specifications
- Valve Clearance › System Information › Specifications2
Computers and Control Systems102 pages
- Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information › Specifications23
- Absolute Pressure Sensor <--> [Barometric Pressure Sensor] › Component Information › Specifications
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications
- Cranking Signal › Component Information › Description and Operation
- Assembly Line Diagnostic Link (ALDL) Connector <--> [Data Link Connector] › Component Information › Locations2
- Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Testing and Inspection › 1985-86 Port Injected Models Exc. 4-110/1.8L2
Engine Control Module › Component Information22 pages
Technical Service Bulletins15 pages
Technical Service Bulletins:12 pages
- 04-06-04-054B › Nov › 10 › Engine Controls - Aftermarket Accessory Usage2
- 91648 › Aug › 91 › ECM/PCM - Damaged and/or Mis-Diagnosed
- 9064 › Sep › 89 › ECM - Packard 32-Way Connector Identification
- 89666 › Aug › 89 › ECM - Packard 32 Way Connector Identification
- 8861 › Sep › 87 › Engine Controls - ECM May Contain Wrong PROM
- 87640 › May › 87 › ECM - Revised Replacement Procedure234
- 86814A › May › 86 › ECM - Metri-Pack Series 150 Terminal Removal
- 86SM1 › Aug › 85 › Electronic Control Module - Exchange Program
- All Other Service Bulletins for Engine Control Module: › 87723C › Jul › 88 › Engine - Stalls on Reverse/Drive Engagement23
- Locations › ECM Power Harness2
- Description and Operation › Modes of Operation2
- Testing and Inspection › Component Tests and General Diagnostics23
- Idle Speed/Throttle Actuator - Electronic › Component Information › Locations › Idle Air Control (IAC) Motor2
- Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Specifications
- Malfunction Indicator Lamp › Component Information › Diagrams › Diagram Information and Instructions2
- Manifold Pressure/Vacuum Sensor › Component Information › Specifications2345
- Memory Calibration Unit › Component Information › Technical Service Bulletins › PROM/MEMCAL - Identification Marks2
Mixture Control Solenoid › Component Information5 pages
Oxygen Sensor › Component Information3 pages
Relays and Modules - Computers and Control Systems22 pages
- Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Testing and Inspection › 1985-86 Port Injected Models Exc. 4-110/1.8L2
Engine Control Module › Component Information19 pages
Technical Service Bulletins › Technical Service Bulletins for Engine Control Module:12 pages
- 04-06-04-054B › Nov › 10 › Engine Controls - Aftermarket Accessory Usage2
- 91648 › Aug › 91 › ECM/PCM - Damaged and/or Mis-Diagnosed
- 9064 › Sep › 89 › ECM - Packard 32-Way Connector Identification
- 89666 › Aug › 89 › ECM - Packard 32 Way Connector Identification
- 8861 › Sep › 87 › Engine Controls - ECM May Contain Wrong PROM
- 87640 › May › 87 › ECM - Revised Replacement Procedure234
- 86814A › May › 86 › ECM - Metri-Pack Series 150 Terminal Removal
- 86SM1 › Aug › 85 › Electronic Control Module - Exchange Program
- Locations › ECM Power Harness2
- Description and Operation › Modes of Operation2
- Testing and Inspection › Component Tests and General Diagnostics23
- Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Specifications
Sensors and Switches - Computers and Control Systems19 pages
- Absolute Pressure Sensor <--> [Barometric Pressure Sensor] › Component Information › Specifications
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Specifications
- Manifold Air Temperature (MAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information › Specifications23
- Manifold Pressure/Vacuum Sensor › Component Information › Specifications2345
Oxygen Sensor › Component Information3 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › Engine Controls - TPS Closed Throttle Specifications
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation23
- Vehicle Speed Sensor › Component Information › Locations › Speed Sensor2
- Shift Light › Component Information › Testing and Inspection2
- Tach Filter › Component Information › Locations
- Throttle Position Sensor › Component Information › Technical Service Bulletins › Engine Controls - TPS Closed Throttle Specifications
- Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation23
- Vehicle Speed Sensor › Component Information › Locations › Speed Sensor2
Emission Control Systems67 pages
Managed Air Injection Reactor (MAIR) <--> [Air Injection]21 pages
- Electric Divert/Electric Air Switching (ED/ES) <--> [Air Diverter Valve] › Component Information › Description and Operation › Diverter Valve2345678
- Air Injection Check Valve › Component Information › Testing and Inspection
- Air Injection Control Valve › Component Information › Description and Operation › Electric Air Control & Electric Air Switching (EAC/ES)234
- Air Injection Filter › Component Information › Service and Repair
- Air Injection Pump › Component Information › Testing and Inspection23
- Pulsair Valve, Secondary Air Injection › Component Information › Description and Operation › Pulse Air Injection Reaction (Pair, Pulsair)2
- Differential Vacuum Delay & Separator Valve <--> [Vacuum Delay Valve, Air Injection] › Component Information › Description and Operation2
Catalytic Converter › Component Information4 pages
Evaporative Emissions System15 pages
- Bowl Vent Valve › Component Information › Testing and Inspection
- Canister Purge Control Valve › Component Information › Description and Operation2
- Canister Purge Solenoid › Component Information › Description and Operation
- Evaporative Emission Control Canister › Component Information › Locations23456
Thermal Vacuum Valve - EVAP › Component Information5 pages
Exhaust Gas Recirculation17 pages
- EGR Vacuum Solenoid Valve <--> [EGR Control Solenoid] › Component Information › Locations › Electronic Vacuum Regulator Valve2
- EGR Tube › Component Information › Technical Service Bulletins › Engine - High Idle Speed/MIL ON/Code 35 Set
- EGR Valve › Component Information › Locations23
Thermal Vacuum Valve, EGR › Component Information10 pages
- Vacuum Delay Valve, EGR › Component Information › Description and Operation
- Positive Crankcase Ventilation › Crankcase Vent › Component Information › Locations
- Thermostatic Air Cleaner › Thermostatic Air Cleaner Vacuum Switch › Component Information › Description and Operation › Thermac Secondary Vacuum Break Thermal Vacuum Switch (SVB-TVS)23
Fuel Delivery and Air Induction92 pages
- Fuel Pressure Release › System Information › Service and Repair
Idle Speed › System Information6 pages
Air Cleaner Housing › Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Carburetor › Component Information › Diagrams2
- Cold Start Injector › Component Information › Locations › Cold Start Fuel Injector234
- Fuel › Component Information › Technical Service Bulletins › Fuel System - TOP TIER Detergent Gasoline (Canada)2345678
- Fuel Filler Cap › Component Information › Description and Operation
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
Fuel Injector › Component Information15 pages
Technical Service Bulletins10 pages
Technical Service Bulletins:9 pages
- 04-06-04-051B › Jan › 06 › Fuel System - Fuel Injector Maintenance Cleaning
- 316501R › Jun › 93 › Tools - Introduction Of The Fuel Injector Tester
- 93631 › Mar › 93 › Tools - Revised Injector Tester
- 91626 › Feb › 91 › Multec Fuel Injectors - Cleaning Information
- 87611 › Dec › 86 › Port Fuel Injector - Replacement
- 86624 › Mar › 86 › Inoperative Fuel Injector Cleaner Essential Tool J-35800
- 86623 › Mar › 86 › TBI Fuel Injectors - Remanufactured Parts Available
- 866GAS14 › Feb › 86 › Port Fuel Injectors - On-Vehicle Cleaning2
- All Other Service Bulletins for Fuel Injector: › 931020 › Mar › 93 › Door Lock Cylinders - Binds, Sticks, Hard to Insert Keys
- Specifications › Injector Resistance, Application Chart & J-39021 Tester Values2
- Testing and Inspection › Chart C-2A Injector Balance Test - PFI23
- Fuel Pressure Regulator › Component Information › Description and Operation2
Fuel Pump13 pages
- Fuel Rail › Component Information › Description and Operation2
- Fuel Return Line › Component Information › Technical Service Bulletins › Hard Start or Extended Crank Time After A Hot or Cold Soak2
- Fuel Supply Line › Component Information › Technical Service Bulletins › Hard Start or Extended Crank Time After A Hot or Cold Soak2
- Idle Speed/Throttle Actuator - Electronic › Component Information › Locations › Idle Air Control (IAC) Motor2
- Idle Speed Control Motor <--> [Idle/Throttle Speed Control Unit] › Component Information › Specifications
- Oil Pressure Switch (For Fuel Pump) › Component Information › Locations23
Relays and Modules - Fuel Delivery and Air Induction2 pages
Sensors and Switches - Fuel Delivery and Air Induction4 pages
Throttle Body › Component Information › Technical Service Bulletins2 pages
- Throttle Position Sensor › Component Information › Technical Service Bulletins › Engine Controls - TPS Closed Throttle Specifications
Ignition System48 pages
- Firing Order › Component Information › Specifications › Ignition Firing Order
Distributor, Ignition14 pages
- Distributor Retard Control › Component Information › Description and Operation › Distributor Spark Vacuum Retard Delay Valve (DS-VRDV)2
Distributor Vacuum Control › Component Information8 pages
- Vacuum Spark Delay Valve › Component Information › Description and Operation › Delay Valve Trapped Spark (DV-TS)234
- Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Testing and Inspection › 1985-86 Port Injected Models Exc. 4-110/1.8L2
Spark Plug Wire <--> [Ignition Cable] › Component Information › Technical Service Bulletins6 pages
Customer Interest for Spark Plug Wire:3 pages
All Technical Service Bulletins for Spark Plug Wire:3 pages
Ignition Coil › Component Information6 pages
- Pick-Up Coil, Ignition › Component Information › Specifications2
- Relays and Modules - Ignition System › Electronic Spark Timing <--> [Electronic Spark Control Module] › Component Information › Testing and Inspection › 1985-86 Port Injected Models Exc. 4-110/1.8L2
Spark Plug › Component Information6 pages
Technical Service Bulletins4 pages
- Customer Interest: › 866GAS33 › Apr › 86 › Ignition System - Spark Plug Misfire
All Technical Service Bulletins for Spark Plug:2 pages
- All Other Service Bulletins for Spark Plug: › 86610B › May › 86 › Spark Plug Gap - No Longer Included on Emission Label
- Specifications › Torque2
- Tach Filter › Component Information › Locations
- Distributor Thermal Vacuum Switch <--> [Thermal Vacuum Valve, Vacuum/Dist. Advance] › Component Information › Description and Operation › Choke Vacuum Break Distributor Thermal Vacuum Switch2345
- Vacuum Advance Control Solenoid › Component Information › Description and Operation
Transmission Control Systems9 pages
Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Torque Converter Clutch Solenoid, A/T › Component Information › Technical Service Bulletins6 pages
- Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T › Transmission Position Switch/Sensor, A/T › Component Information › Description and Operation23
PROM - Programmable Read Only Memory › Component Information43 pages