240SX L4-2.4L (KA24DE) (1993): Powertrain Management
Also for this vehicle: 240SX Coupe L4-2.4L (KA24DE) (1997), 240SX L4-2389cc 2.4L SOHC MFI (KA24E) (1989), 240SX LE L4-2.4L (KA24DE) (1998).
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 Management58 pages
Relays and Modules - Computers and Control Systems46 pages
Engine Control Module › Component Information › Technical Service Bulletins44 pages
- ECM - Green or Blue Relay Caution
Technical Service Bulletins for Engine Control Module:43 pages
- 95070 › Jul › 95 › ECM - Green or Blue Relay Caution
- 95059 › Jun › 95 › Engine Controls - ECM Testing Precautions
- 94-097 › Nov › 94 › Engine Controls - Engine Control Module Identification2345678910
- 94065 › Jun › 94 › Engine Controls - ECM Installation Cautions23
- 93-176 › Nov › 93 › ECM - Relay (Type 1M) Green or Blue Precautions
- 93013 › Nov › 93 › Engine Controls - ECM Identification23456789
- 93-167 › Nov › 93 › Engine Controls - ECM Identification List2345678910
- 93161 › Nov › 93 › Engine Controls - ECM Testing and Notes234567
- 93145 › Oct › 93 › Engine Controls - Swirl Control Valve Deleted
- ECCS (Engine Management) Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Technical Service Bulletins › ECM - Green or Blue Relay Caution2
Relays and Modules - Fuel Delivery and Air Induction6 pages
Relays and Modules - Ignition System6 pages
Sensors and Switches - Powertrain Management77 pages
Sensors and Switches - Computers and Control Systems50 pages
- Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information › Specifications234
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations2
- Crankshaft Position Sensor › Component Information › Specifications234
- Knock Sensor › Component Information › Locations23
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Seized O2 Sensor Removal Procedure23456789
- Power Steering Pressure Switch › Component Information › Locations23
- Throttle Position Sensor › Component Information › Specifications23456
- Throttle Position Switch › Component Information › Specifications23456
Neutral Switch <--> [Transmission Position Switch/Sensor, A/T] › Component Information9 pages
- Vehicle Speed Sensor › Component Information › Specifications234
- Sensors and Switches - Emission Control Systems › EGR Temperature Sensor › Component Information › Specifications › Electrical Specifications2
Tune-up and Engine Performance Checks39 pages
- Fuel Pressure › System Information › Specifications2
- Air/Fuel Mixture › System Information › Adjustments2345
Idle Speed › System Information6 pages
- Air Cleaner Housing › Component Information › Description and Operation2
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications › Firing Order2
- Ignition Cable › Component Information › Specifications234
- Spark Plug › Component Information › Specifications › Torque Specifications23
- Compression Check › System Information › Specifications2
Valve Clearance › System Information3 pages
Computers and Control Systems227 pages
- Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information › Specifications234
- Auxiliary Air Valve (Idle Speed) › Component Information › Specifications › Electrical Specifications2
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations2
- Crankshaft Position Sensor › Component Information › Specifications234
- Data Link Connector › Component Information › Locations
- Diagnostic Mode Switch/Connector › Component Information › Locations
- EGR Backpressure Transducer › Component Information › Locations23
Engine Control Module › Component Information › Technical Service Bulletins48 pages
Technical Service Bulletins:43 pages
- 95070 › Jul › 95 › ECM - Green or Blue Relay Caution
- 95059 › Jun › 95 › Engine Controls - ECM Testing Precautions
- 94-097 › Nov › 94 › Engine Controls - Engine Control Module Identification2345678910
- 94065 › Jun › 94 › Engine Controls - ECM Installation Cautions23
- 93-176 › Nov › 93 › ECM - Relay (Type 1M) Green or Blue Precautions
- 93013 › Nov › 93 › Engine Controls - ECM Identification23456789
- 93-167 › Nov › 93 › Engine Controls - ECM Identification List2345678910
- 93161 › Nov › 93 › Engine Controls - ECM Testing and Notes234567
- 93145 › Oct › 93 › Engine Controls - Swirl Control Valve Deleted
All Other Service Bulletins for Engine Control Module:5 pages
- Auxiliary Air Control (AAC) Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information › Specifications234
- Fast Idle Control Device (F.I.C.D.) <--> [Idle Up Control Valve] › Component Information › Specifications234
- Knock Sensor › Component Information › Locations23
- ECCS (Engine Management) Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Technical Service Bulletins › ECM - Green or Blue Relay Caution2
- Malfunction Indicator Lamp › Component Information › Diagrams › Diagram Information and Instructions2345678910111213
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Seized O2 Sensor Removal Procedure23456789
- Power Steering Pressure Switch › Component Information › Locations23
Relays and Modules - Computers and Control Systems46 pages
Engine Control Module › Component Information › Technical Service Bulletins44 pages
- ECM - Green or Blue Relay Caution
Technical Service Bulletins for Engine Control Module:43 pages
- 95070 › Jul › 95 › ECM - Green or Blue Relay Caution
- 95059 › Jun › 95 › Engine Controls - ECM Testing Precautions
- 94-097 › Nov › 94 › Engine Controls - Engine Control Module Identification2345678910
- 94065 › Jun › 94 › Engine Controls - ECM Installation Cautions23
- 93-176 › Nov › 93 › ECM - Relay (Type 1M) Green or Blue Precautions
- 93013 › Nov › 93 › Engine Controls - ECM Identification23456789
- 93-167 › Nov › 93 › Engine Controls - ECM Identification List2345678910
- 93161 › Nov › 93 › Engine Controls - ECM Testing and Notes234567
- 93145 › Oct › 93 › Engine Controls - Swirl Control Valve Deleted
- ECCS (Engine Management) Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Technical Service Bulletins › ECM - Green or Blue Relay Caution2
Sensors and Switches - Computers and Control Systems50 pages
- Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information › Specifications234
- Coolant Temperature Sensor/Switch (For Computer) › Component Information › Locations2
- Crankshaft Position Sensor › Component Information › Specifications234
- Knock Sensor › Component Information › Locations23
- Oxygen Sensor › Component Information › Technical Service Bulletins › Engine Controls - Seized O2 Sensor Removal Procedure23456789
- Power Steering Pressure Switch › Component Information › Locations23
- Throttle Position Switch › Component Information › Specifications23456
Neutral Switch <--> [Transmission Position Switch/Sensor, A/T] › Component Information9 pages
- Vehicle Speed Sensor › Component Information › Specifications234
- Tach Filter › Component Information › Specifications2
- Throttle Position Sensor › Component Information › Specifications23456
- Throttle Position Switch › Component Information › Specifications23456
Neutral Switch <--> [Transmission Position Switch/Sensor, A/T] › Component Information9 pages
- Vehicle Speed Sensor › Component Information › Specifications234
- Voltage Signal › Component Information › Description and Operation
Emission Control Systems38 pages
Air Injection10 pages
- Air Induction Valve Solenoid <--> [Air Injection Vacuum Control Solenoid Valve] › Component Information › Specifications234
- Air Induction Valve <--> [Pulsair Valve, Secondary Air Injection] › Component Information › Locations234
- Pulsed Secondary Air Injection › Component Information › Description and Operation2
- Catalytic Converter › Component Information › Technical Service Bulletins › Oxygen Sensor - Thread Cleaning and Other Precautions2
Evaporative Emissions System13 pages
- Canister Purge Control Valve › Component Information › Locations2
- Canister Purge Solenoid › Component Information › Specifications234
- Evaporative Canister Filter › Component Information › Locations
- Fuel Check Valve <--> [Evaporative Check Valve] › Component Information › Locations23
- Evaporative Emission Control Canister › Component Information › Locations23
Exhaust Gas Recirculation10 pages
- Positive Crankcase Ventilation › Positive Crankcase Ventilation Valve › Component Information › Locations
- Sensors and Switches - Emission Control Systems › EGR Temperature Sensor › Component Information › Specifications › Electrical Specifications2
Fuel Delivery and Air Induction137 pages
- Fuel Pressure › System Information › Specifications2
- Fuel Pressure Release › System Information › Service and Repair
Idle Speed › System Information6 pages
- Air/Fuel Mixture › System Information › Adjustments2345
- Accelerator Pedal › Component Information › Description and Operation2
- Air Cleaner Housing › Component Information › Description and Operation2
- Mass Air Flow Sensor <--> [Air Flow Meter/Sensor] › Component Information › Specifications234
- Auxiliary Air Valve (Idle Speed) › Component Information › Specifications › Electrical Specifications2
- Fuel › Component Information › Specifications › Capacity Specifications2
- Fuel Filler Cap › Component Information › Testing and Inspection
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Fuel Hose Clamp › Component Information › Specifications
Fuel Injector › Component Information32 pages
Technical Service Bulletins30 pages
All Other Service Bulletins for Fuel Injector:4 pages
- Specifications › Electrical Specifications2
- Fuel Pressure Regulator › Component Information › Locations2
- Fuel Return Line › Component Information › Description and Operation2
- Fuel Supply Line › Component Information › Description and Operation2
- Auxiliary Air Control (AAC) Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information › Specifications234
- Fast Idle Control Device (F.I.C.D.) <--> [Idle Up Control Valve] › Component Information › Specifications234
- Intake Air Collector <--> [Intake Air Plenum] › Component Information › Specifications234
- ECCS (Engine Management) Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Technical Service Bulletins › ECM - Green or Blue Relay Caution2
Relays and Modules - Fuel Delivery and Air Induction6 pages
- Throttle Cable/Linkage › Component Information › Specifications2
- Throttle Position Sensor › Component Information › Specifications23456
- Throttle Position Switch › Component Information › Specifications23456
Variable Induction System9 pages
- Swirl Control Valve Actuator (SCV) <--> [Variable Induction Control Actuator] › Component Information › Testing and Inspection
- Swirl Control Valve (SCV) Control Solenoid <--> [Variable Induction Control Solenoid] › Component Information › Specifications234
- Swirl Control Valve <--> [Variable Induction Control Valve] › Component Information › Specifications234
Ignition System52 pages
- Firing Order › Component Information › Specifications › Firing Order2
- Crankshaft Position Sensor › Component Information › Specifications234
- Ignition Cable › Component Information › Specifications234
- Ignition Coil › Component Information › Specifications234
- Power Transistor <--> [Ignition Control Module] › Component Information › Specifications234
- Ignition Coil Relay <--> [Ignition Relay] › Component Information › Locations2
- Knock Sensor › Component Information › Locations23
Relays and Modules - Ignition System6 pages
- Spark Plug › Component Information › Specifications › Torque Specifications23
- Tach Filter › Component Information › Specifications2
Transmission Control Systems31 pages
- Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › A/T Lock-Up Release Control <--> [Torque Converter Clutch Solenoid, A/T] › Component Information › Specifications2
Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T3 pages
Sensors and Switches - Transmission and Drivetrain26 pages
Sensors and Switches - A/T18 pages
- Downshift Switch, A/T › Component Information › Locations
- Overdrive Switch, A/T › Component Information › Specifications2
Neutral Switch <--> [Transmission Position Switch/Sensor, A/T] › Component Information9 pages
- Transmission Speed Sensor, A/T › Component Information › Specifications234
- Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications2
Sensors and Switches - M/T8 pages
Gear Sensor/Switch, M/T › Component Information5 pages
- Overdrive Switch, M/T › Component Information › Specifications23