XJ-S V12-5.3L (1982): Powertrain Management
Also for this vehicle: XJ-S Convertible (XJ27) L6-4.0L (1996), XJ-S Convertible (XJ27) V12-6.0L (1994), XJ-S Coupe (XJ27) V12-6.0L (1994).
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 Management77 pages
Relays and Modules - Computers and Control Systems65 pages
Engine Control Module › Component Information61 pages
Technical Service Bulletins23 pages
All Technical Service Bulletins for Engine Control Module:9 pages
- 1915 › Jun › 91 › ECU Vacuum Pipe - Knocking Noise
- 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- RCA284 › Nov › 83 › Recall - California Electronic Control Unit23
- 8305 › Jan › 83 › Tool - Remove Tamper Proof ECU Plug
- J8235 › Sep › 82 › ECU - Vacuum Reservoir Retrofit
- J8232 › May › 82 › Tool - ECU Adjustment
- Recalls: › RCA284 › Nov › 83 › Recall - California Electronic Control Unit23
All Other Service Bulletins for Engine Control Module:7 pages
All Other Service Bulletins for Engine Control Module:2 pages
- 1915 › Jun › 91 › ECU Vacuum Pipe - Knocking Noise
- 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- 8305 › Jan › 83 › Tool - Remove Tamper Proof ECU Plug
- J8235 › Sep › 82 › ECU - Vacuum Reservoir Retrofit
- J8232 › May › 82 › Tool - ECU Adjustment
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…33
- Testing and Inspection › Voltage Measurements2345
- Main Relay (Computer/Fuel System) › Component Information › Locations23
- Oxygen Sensor Relay › Component Information › Description and Operation
- Relays and Modules - Emission Control Systems › EGR Control Unit <--> [EGR Control Module] › Component Information › Service and Repair
Relays and Modules - Fuel Delivery and Air Induction7 pages
- Cold Start Relay › Component Information › Locations2
- Fuel Pump Relay › Component Information › Technical Service Bulletins › Fuel Pump Relay - Ground Connection Poor
- Idle Speed Relay › Component Information › Description and Operation
- Main Relay (Computer/Fuel System) › Component Information › Locations23
Relays and Modules - Ignition System4 pages
Sensors and Switches - Powertrain Management44 pages
Sensors and Switches - Computers and Control Systems26 pages
- Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Fuel System - Conditions for CO Adjustment
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations234
Intake Air Temperature Sensor › Component Information › Technical Service Bulletins4 pages
Manifold Pressure/Vacuum Sensor › Component Information › Technical Service Bulletins4 pages
All Technical Service Bulletins for Manifold Pressure/Vacuum Sensor:2 pages
- Customer Interest: › 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- All Other Service Bulletins for Manifold Pressure/Vacuum Sensor: › 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Removal of Seized Oxygen (O2) Sensors23
- Throttle Full Close Switch › Component Information › Locations › Throttle Vacuum Switch2
- Throttle Potentiometer <--> [Throttle Position Sensor] › Component Information › Locations234
- Vacuum Switch › Component Information › Description and Operation
- Vehicle Speed Sensor › Component Information › Testing and Inspection23
Sensors and Switches - Fuel Delivery and Air Induction18 pages
- Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Fuel System - Conditions for CO Adjustment
Fuel Temperature Sensor › Component Information › Technical Service Bulletins4 pages
Inertia Fuel Shutoff Switch › Component Information › Technical Service Bulletins4 pages
All Technical Service Bulletins for Inertia Fuel Shutoff Switch:2 pages
- Recalls: › NHTSA82V022000 › Mar › 82 › Recall 82V022000: Inertia Switch Defect
- All Other Service Bulletins for Inertia Fuel Shutoff Switch: › J8133 › Dec › 81 › Fuel - Inertia Switch Interference from A Post Trim
- Thermo Time Switch › Component Information › Locations23
- Throttle Full Close Switch › Component Information › Locations › Throttle Vacuum Switch2
- Throttle Potentiometer <--> [Throttle Position Sensor] › Component Information › Locations234
Tune-up and Engine Performance Checks59 pages
- Fuel Pressure › System Information › Technical Service Bulletins › Tools - Fuel Injection Pulse Duration Tester
- Air/Fuel Mixture › System Information › Specifications
- Idle Speed › System Information › Specifications2
Air Cleaner Housing › Air Filter Element › Component Information3 pages
- Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2
- Firing Order › Component Information › Specifications
Ignition Cable › Component Information6 pages
Distributor, Ignition27 pages
Distributor Advance Unit › Component Information9 pages
Distributor Cap › Component Information5 pages
- Distributor Flash Shield <--> [Distributor Noise Shield] › Component Information › Locations2
Distributor Vacuum Control › Component Information7 pages
Ignition Rotor › Component Information4 pages
Spark Plug › Component Information8 pages
- Compression Check › System Information › Specifications2
- Valve Clearance › System Information › Adjustments234
Computers and Control Systems192 pages
- Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Fuel System - Conditions for CO Adjustment
Intake Air Temperature Sensor › Component Information › Technical Service Bulletins4 pages
- Auxiliary Air Valve (Idle Speed) › Component Information › Technical Service Bulletins › Cold Start Kit - Has Wrong Vacuum Valve
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations234
Engine Control Module › Component Information61 pages
Technical Service Bulletins23 pages
All Technical Service Bulletins for Engine Control Module:9 pages
- 1915 › Jun › 91 › ECU Vacuum Pipe - Knocking Noise
- 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- RCA284 › Nov › 83 › Recall - California Electronic Control Unit23
- 8305 › Jan › 83 › Tool - Remove Tamper Proof ECU Plug
- J8235 › Sep › 82 › ECU - Vacuum Reservoir Retrofit
- J8232 › May › 82 › Tool - ECU Adjustment
- Recalls: › RCA284 › Nov › 83 › Recall - California Electronic Control Unit23
All Other Service Bulletins for Engine Control Module:7 pages
All Other Service Bulletins for Engine Control Module:2 pages
- 1915 › Jun › 91 › ECU Vacuum Pipe - Knocking Noise
- 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- 8305 › Jan › 83 › Tool - Remove Tamper Proof ECU Plug
- J8235 › Sep › 82 › ECU - Vacuum Reservoir Retrofit
- J8232 › May › 82 › Tool - ECU Adjustment
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…33
- Testing and Inspection › Voltage Measurements2345
- Supplementary Air Valve <--> [Idle Up Control Valve] › Component Information › Locations234
- Main Relay (Computer/Fuel System) › Component Information › Locations23
Manifold Pressure/Vacuum Sensor › Component Information › Technical Service Bulletins4 pages
All Technical Service Bulletins for Manifold Pressure/Vacuum Sensor:2 pages
- Customer Interest: › 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- All Other Service Bulletins for Manifold Pressure/Vacuum Sensor: › 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Removal of Seized Oxygen (O2) Sensors23
- Oxygen Sensor Relay › Component Information › Description and Operation
Relays and Modules - Computers and Control Systems65 pages
Engine Control Module › Component Information61 pages
Technical Service Bulletins23 pages
All Technical Service Bulletins for Engine Control Module:9 pages
- 1915 › Jun › 91 › ECU Vacuum Pipe - Knocking Noise
- 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- RCA284 › Nov › 83 › Recall - California Electronic Control Unit23
- 8305 › Jan › 83 › Tool - Remove Tamper Proof ECU Plug
- J8235 › Sep › 82 › ECU - Vacuum Reservoir Retrofit
- J8232 › May › 82 › Tool - ECU Adjustment
- Recalls: › RCA284 › Nov › 83 › Recall - California Electronic Control Unit23
All Other Service Bulletins for Engine Control Module:7 pages
All Other Service Bulletins for Engine Control Module:2 pages
- 1915 › Jun › 91 › ECU Vacuum Pipe - Knocking Noise
- 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- 8305 › Jan › 83 › Tool - Remove Tamper Proof ECU Plug
- J8235 › Sep › 82 › ECU - Vacuum Reservoir Retrofit
- J8232 › May › 82 › Tool - ECU Adjustment
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…33
- Testing and Inspection › Voltage Measurements2345
- Main Relay (Computer/Fuel System) › Component Information › Locations23
- Oxygen Sensor Relay › Component Information › Description and Operation
Sensors and Switches - Computers and Control Systems26 pages
- Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Fuel System - Conditions for CO Adjustment
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations234
Intake Air Temperature Sensor › Component Information › Technical Service Bulletins4 pages
Manifold Pressure/Vacuum Sensor › Component Information › Technical Service Bulletins4 pages
All Technical Service Bulletins for Manifold Pressure/Vacuum Sensor:2 pages
- Customer Interest: › 8438 › Sep › 84 › ECU Manifold Vacuum Hose - Detached
- All Other Service Bulletins for Manifold Pressure/Vacuum Sensor: › 1819 › Feb › 91 › No Start May Be Caused By Vacuum Signal Line
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Removal of Seized Oxygen (O2) Sensors23
- Throttle Full Close Switch › Component Information › Locations › Throttle Vacuum Switch2
- Throttle Potentiometer <--> [Throttle Position Sensor] › Component Information › Locations234
- Vacuum Switch › Component Information › Description and Operation
- Vehicle Speed Sensor › Component Information › Testing and Inspection23
- Throttle Full Close Switch › Component Information › Locations › Throttle Vacuum Switch2
- Throttle Potentiometer <--> [Throttle Position Sensor] › Component Information › Locations234
- Timer Relay <--> [Timer Unit] › Component Information › Locations234
- Vacuum Switch › Component Information › Description and Operation
- Vehicle Speed Sensor › Component Information › Testing and Inspection23
- Voltage Signal › Component Information › Description and Operation
Emission Control Systems31 pages
Air Injection11 pages
- Air Switching Valve <--> [Air Diverter Valve] › Component Information › Description and Operation2
- Air Injection Check Valve › Component Information › Service and Repair
- Air Rails <--> [Air Injection Manifold] › Component Information › Service and Repair › Left Hand23
- Air Injection Pump › Component Information › Testing and Inspection23
- Vacuum Delay Valve, Air Injection › Component Information › Locations2
- Catalytic Converter › Component Information › Technical Service Bulletins › Catalytic Converter - Overheating2
- Overrun Valve <--> [Deceleration Valve] › Component Information › Locations234
Emissions Maintenance Light › Component Information3 pages
Evaporative Emissions System5 pages
- Canister Purge Control Valve › Component Information › Description and Operation
- Evaporative Emission Control Canister › Component Information › Technical Service Bulletins › Catalyst and Cannister - Replacement Interval
- Evaporative Loss Flange <--> [Liquid Vapor Separator, Evaporative System] › Component Information › Technical Service Bulletins › Engine - To Prevent Hesitation23
- Relays and Modules - Emission Control Systems › EGR Control Unit <--> [EGR Control Module] › Component Information › Service and Repair
Fuel Delivery and Air Induction155 pages
- Fuel Pressure › System Information › Technical Service Bulletins › Tools - Fuel Injection Pulse Duration Tester
- Fuel Pressure Release › System Information › Service Precautions2
- Idle Speed › System Information › Specifications2
- Air/Fuel Mixture › System Information › Specifications
- Accelerator Pedal › Component Information › Description and Operation23
Air Cleaner Housing › Air Filter Element › Component Information3 pages
- Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Fuel System - Conditions for CO Adjustment
- Auxiliary Air Valve (Idle Speed) › Component Information › Technical Service Bulletins › Cold Start Kit - Has Wrong Vacuum Valve
- Cold Start Injector › Cold Start Relay › Component Information › Locations2
- Fuel › Component Information › Specifications
- Fuel Cooler › Component Information › Locations234
- Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2
Fuel Hose Clamp › Component Information › Technical Service Bulletins2 pages
- Fuel Injector › Power Resistor <--> [Fuel Injector Resistor] › Component Information › Locations234
Fuel Line Coupler › Component Information › Technical Service Bulletins6 pages
All Technical Service Bulletins for Fuel Line Coupler:3 pages
- Fuel Pressure Regulator › Component Information › Locations234
Fuel Rail › Component Information10 pages
Technical Service Bulletins8 pages
All Technical Service Bulletins for Fuel Rail:3 pages
- Customer Interest: › 8444 › Sep › 84 › Fuel Rail Hose Clip - Torque Increased
- Recalls: › NHTSA83V135000 › Dec › 83 › Recall 83V135000: Fuel Rail Connection Leakage
All Other Service Bulletins for Fuel Rail:2 pages
All Other Service Bulletins for Fuel Rail:1 page
- 8573 › Oct › 85 › Fuel Rail - Single Injector Replacement Not Possible
- 8444 › Sep › 84 › Fuel Rail Hose Clip - Torque Increased
- Service and Repair › Left Hand Side2
- Fuel Return Line › Component Information › Locations234
- Fuel Supply Line › Component Information › Locations234
Fuel Temperature Sensor › Component Information › Technical Service Bulletins4 pages
- Idle Speed Control (Linkage) › Component Information › Locations2
- Idle Speed Relay › Component Information › Description and Operation
- Supplementary Air Valve <--> [Idle Up Control Valve] › Component Information › Locations234
Inertia Fuel Shutoff Switch › Component Information › Technical Service Bulletins4 pages
All Technical Service Bulletins for Inertia Fuel Shutoff Switch:2 pages
- Recalls: › NHTSA82V022000 › Mar › 82 › Recall 82V022000: Inertia Switch Defect
- All Other Service Bulletins for Inertia Fuel Shutoff Switch: › J8133 › Dec › 81 › Fuel - Inertia Switch Interference from A Post Trim
- Main Relay (Computer/Fuel System) › Component Information › Locations23
Relays and Modules - Fuel Delivery and Air Induction7 pages
- Cold Start Relay › Component Information › Locations2
- Fuel Pump Relay › Component Information › Technical Service Bulletins › Fuel Pump Relay - Ground Connection Poor
- Idle Speed Relay › Component Information › Description and Operation
- Main Relay (Computer/Fuel System) › Component Information › Locations23
Sensors and Switches - Fuel Delivery and Air Induction18 pages
- Air Flow Meter/Sensor › Component Information › Technical Service Bulletins › Fuel System - Conditions for CO Adjustment
Fuel Temperature Sensor › Component Information › Technical Service Bulletins4 pages
Inertia Fuel Shutoff Switch › Component Information › Technical Service Bulletins4 pages
All Technical Service Bulletins for Inertia Fuel Shutoff Switch:2 pages
- Recalls: › NHTSA82V022000 › Mar › 82 › Recall 82V022000: Inertia Switch Defect
- All Other Service Bulletins for Inertia Fuel Shutoff Switch: › J8133 › Dec › 81 › Fuel - Inertia Switch Interference from A Post Trim
- Thermo Time Switch › Component Information › Locations23
- Throttle Full Close Switch › Component Information › Locations › Throttle Vacuum Switch2
- Throttle Potentiometer <--> [Throttle Position Sensor] › Component Information › Locations234
- Thermo Time Switch › Component Information › Locations23
- Throttle Body › Throttle Butterfly Valve <--> [Throttle Plate - PFI] › Component Information › Locations234
Throttle Cable/Linkage › Component Information6 pages
- Throttle Full Close Switch › Component Information › Locations › Throttle Vacuum Switch2
- Throttle Potentiometer <--> [Throttle Position Sensor] › Component Information › Locations234
Ignition System72 pages
- Firing Order › Component Information › Specifications
- Ignition Ballast Resistor › Component Information › Locations2
Distributor, Ignition27 pages
Distributor Advance Unit › Component Information9 pages
Distributor Cap › Component Information5 pages
- Distributor Flash Shield <--> [Distributor Noise Shield] › Component Information › Locations2
Distributor Vacuum Control › Component Information7 pages
Ignition Rotor › Component Information4 pages
Ignition Cable › Component Information6 pages
Ignition Coil › Component Information11 pages
- Ignition Control Module › Component Information › Technical Service Bulletins › Ignition Amplifier - Replacements23
- Ignition Relay › Component Information › Locations
Pick-Up Coil, Ignition › Component Information3 pages
Relays and Modules - Ignition System4 pages
Spark Plug › Component Information8 pages
- Vacuum Advance Control Solenoid › Component Information › Locations234
Transmission Control Systems66 pages
- Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Shift Solenoid, A/T › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…33
- Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T › Downshift Switch, A/T › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…33