4 Runner 4WD L4-2.7L (3RZ-FE) (1996): Powertrain Management

Also for this vehicle: 4 Runner 2WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1990), 4 Runner 2WD L4-2.7L (2TR-FE) (2010), 4 Runner 2WD L4-2.7L (3RZ-FE) (1996), 4 Runner 2WD L4-2693cc 2.7L DOHC MFI (1997), 4 Runner 2WD V6-180.5 2959cc 3.0L SOHC (3VZ-E) (1992), 4 Runner 2WD V6-4.0L (1GR-FE) (2006), 4 Runner 2WD V8-4.7L (2UZ-FE) (2003), 4 Runner 4WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1986), 4 Runner 4WD L4-2366cc 2.4L SOHC (22R) (1984), 4 Runner 4WD L4-2366cc 2.4L SOHC Turbo (22R-TE) (1987), 4 Runner 4WD V6-180.5 2959cc 3.0L SOHC (3VZ-E) (1989), 4 Runner 4WD V6-4.0L (1GR-FE) (2006), 4 Runner 4WD V8-4.7L (2UZ-FE) (2003), 4 Runner Limited 2WD V6-3.4L (5VZ-FE) (1997), 4 Runner SR5 2WD V6-3.4L (5VZ-FE) (1997).

Diagnostics Maintenance Engine General 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.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Hybrid Drive Systems Hybrid Drive Systems: Sections
06Powertrain Management Powertrain Management: Sections
- Relays and Modules - Powertrain Management53 pages
  - Relays and Modules - Computers and Control Systems32 pages
    Engine Control Module › Component Information27 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Testing and Inspection › Component Tests and General Diagnostics2 3 4 5 6 7 8
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4 5
  - Relays and Modules - Fuel Delivery and Air Induction6 pages
    Circuit Opening Relay <--> [Fuel Pump Relay] › Component Information › Testing and Inspection
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4 5
  - Relays and Modules - Ignition System › Igniter <--> [Ignition Control Module] › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Sensors and Switches - Powertrain Management315 pages
  - Sensors and Switches - Computers and Control Systems220 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information18 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Coolant Temperature Sensor/Switch (For Computer) › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Engine RPM Sensor (NE signal) <--> [Crankshaft Position Sensor] › Component Information › Specifications › Electrical Specifications2
    Intake Air Temperature Sensor › Component Information17 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Knock Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Oxygen Sensor › Component Information65 pages
    Technical Service Bulletins › Engine Controls - A/F And O2 Sensor Identification2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…48
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Throttle Full Close Switch › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › With Toyota Hand-Held Tester2 3 4
    Throttle Position Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Vehicle Speed Sensor › Component Information17 pages
    Locations2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
  - Sensors and Switches - Emission Control Systems5 pages
    EGR Temperature Sensor › Component Information › Specifications2 3
    Leak Detection Sensor, Evaporative System › Component Information › Specifications2
  - Sensors and Switches - Fuel Delivery and Air Induction55 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information18 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Oil Pressure Switch (For Fuel Pump) › Component Information › Locations
    Throttle Full Close Switch › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › With Toyota Hand-Held Tester2 3 4
    Throttle Position Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Sensors and Switches - Ignition System35 pages
    Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Engine RPM Sensor (NE signal) <--> [Crankshaft Position Sensor] › Component Information › Specifications › Electrical Specifications2
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair
    Knock Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Tune-up and Engine Performance Checks46 pages
  - Fuel Pressure › System Information › Specifications2 3
  - Air/Fuel Mixture › System Information › System Diagnosis2
  - Idle Speed › System Information › Specifications2
  - Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2
  - Firing Order › Component Information › Specifications
  - Ignition Timing2 pages
    Number One Cylinder › Component Information › Locations
    Timing Marks and Indicators › System Information › Locations
  - Ignition Cable › Component Information16 pages
    Specifications
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Distributor, Ignition › Component Information9 pages
    Specifications2 3
    Service and Repair › Removal/Disassembly2 3 4 5 6
  - Spark Plug › Component Information › Specifications2 3
  - Compression Check › System Information › Specifications
  - Valve Clearance › System Information › Specifications2 3 4 5
- Computers and Control Systems559 pages
  - Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information18 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  - Intake Air Temperature Sensor › Component Information17 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Starter Signal <--> [Cranking Signal] › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Engine RPM Sensor (NE signal) <--> [Crankshaft Position Sensor] › Component Information › Specifications › Electrical Specifications2
  - Data Link Connector › Component Information16 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - EGR Backpressure Transducer › Component Information › Testing and Inspection2
  - Engine Control Module › Component Information27 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Testing and Inspection › Component Tests and General Diagnostics2 3 4 5 6 7 8
  - Idle Speed/Throttle Actuator - Electronic › Component Information19 pages
    Specifications
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › On-Vehicle Inspection2
  - Knock Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4 5
  - Malfunction Indicator Lamp › Component Information › Locations2 3
  - Oxygen Sensor › Component Information65 pages
    Technical Service Bulletins › Engine Controls - A/F And O2 Sensor Identification2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…48
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Relays and Modules - Computers and Control Systems32 pages
    Engine Control Module › Component Information27 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
    Testing and Inspection › Component Tests and General Diagnostics2 3 4 5 6 7 8
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4 5
  - Sensors and Switches - Computers and Control Systems220 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information18 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Coolant Temperature Sensor/Switch (For Computer) › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Engine RPM Sensor (NE signal) <--> [Crankshaft Position Sensor] › Component Information › Specifications › Electrical Specifications2
    Intake Air Temperature Sensor › Component Information17 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Knock Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Oxygen Sensor › Component Information65 pages
    Technical Service Bulletins › Engine Controls - A/F And O2 Sensor Identification2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…48
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Throttle Full Close Switch › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › With Toyota Hand-Held Tester2 3 4
    Throttle Position Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Vehicle Speed Sensor › Component Information17 pages
    Locations2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
  - Throttle Full Close Switch › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › With Toyota Hand-Held Tester2 3 4
  - Throttle Position Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  - Vehicle Speed Sensor › Component Information17 pages
    Locations2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
- Emission Control Systems39 pages
  - Catalytic Converter › Component Information › Diagrams2 3
  - Evaporative Emissions System16 pages
    Canister Purge Solenoid › Component Information › Specifications2 3 4
    Evaporative Emission Control Canister › Component Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Evaporative Emission Control Canister: › EG00297 › Feb › 97 › Emissions - EVAP Charcoal Canister Buzzing Noise2 3
    Customer Interest for Evaporative Emission Control Canister: › EG00297 › Feb › 97 › Emissions - EVAP Charcoal Canister Buzzing Noise2 3
    Leak Detection Sensor, Evaporative System › Component Information › Specifications2
    Leak Detection Solenoid, Evaporative System › Component Information › Specifications2 3 4
  - Exhaust Gas Recirculation14 pages
    EGR Backpressure Transducer › Component Information › Testing and Inspection2
    EGR Control Solenoid › Component Information › Specifications2 3 4
    EGR Temperature Sensor › Component Information › Specifications2 3
    EGR Tube › Component Information › Specifications
    EGR Valve › Component Information › Specifications2 3
    Vacuum Check Valve, EGR › Component Information › Testing and Inspection
  - Positive Crankcase Ventilation › Positive Crankcase Ventilation Valve › Component Information › Testing and Inspection
  - Sensors and Switches - Emission Control Systems5 pages
    EGR Temperature Sensor › Component Information › Specifications2 3
    Leak Detection Sensor, Evaporative System › Component Information › Specifications2
- Fuel Delivery and Air Induction176 pages
  - Fuel Pressure › System Information › Specifications2 3
  - Fuel Pressure Release › System Information › Service Precautions2
  - Idle Speed › System Information › Specifications2
  - Air/Fuel Mixture › System Information › System Diagnosis2
  - Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information18 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  - Fuel › Component Information › Technical Service Bulletins › Exhaust System - Sulfur Smell
  - Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2
  - Fuel Injector › Component Information10 pages
    Technical Service Bulletins › Fuel System - Fuel Injector Cleaning Procedure2
    Specifications › Electrical Specifications2 3
    Testing and Inspection › On-Vehicle2 3
    Service and Repair › Assembly2
  - Fuel Pressure Regulator › Component Information › Specifications › Mechanical Specifications2
  - Fuel Pump4 pages
    Fuel Pressure › System Information › Specifications2 3
    Circuit Opening Relay <--> [Fuel Pump Relay] › Component Information › Testing and Inspection
  - Fuel Tank › Fuel Gauge Sender › Component Information › Locations
  - Idle Speed/Throttle Actuator - Electronic › Component Information19 pages
    Specifications
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › On-Vehicle Inspection2
  - Intake Air Plenum › Component Information › Specifications
  - EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4 5
  - Oil Pressure Switch (For Fuel Pump) › Component Information › Locations
  - Relays and Modules - Fuel Delivery and Air Induction6 pages
    Circuit Opening Relay <--> [Fuel Pump Relay] › Component Information › Testing and Inspection
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4 5
  - Sensors and Switches - Fuel Delivery and Air Induction55 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information18 pages
    Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Oil Pressure Switch (For Fuel Pump) › Component Information › Locations
    Throttle Full Close Switch › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › With Toyota Hand-Held Tester2 3 4
    Throttle Position Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Throttle Body › Component Information6 pages
    Specifications
    Testing and Inspection › On-Vehicle Inspection2 3 4 5
  - Throttle Full Close Switch › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › With Toyota Hand-Held Tester2 3 4
  - Throttle Position Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Ignition System133 pages
  - Firing Order › Component Information › Specifications
  - Ignition Timing2 pages
    Number One Cylinder › Component Information › Locations
    Timing Marks and Indicators › System Information › Locations
  - Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Engine RPM Sensor (NE signal) <--> [Crankshaft Position Sensor] › Component Information › Specifications › Electrical Specifications2
  - Distributor, Ignition › Component Information9 pages
    Specifications2 3
    Service and Repair › Removal/Disassembly2 3 4 5 6
  - Ignition Cable › Component Information16 pages
    Specifications
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Ignition Coil › Component Information › Specifications2
  - Igniter <--> [Ignition Control Module] › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Knock Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Pick-Up Coil, Ignition › Component Information › Specifications
  - Relays and Modules - Ignition System › Igniter <--> [Ignition Control Module] › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Sensors and Switches - Ignition System35 pages
    Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Engine RPM Sensor (NE signal) <--> [Crankshaft Position Sensor] › Component Information › Specifications › Electrical Specifications2
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair
    Knock Sensor › Component Information17 pages
    Specifications › Electrical Specifications2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Spark Plug › Component Information › Specifications2 3
- Transmission Control Systems40 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › System Information › Technical Service Bulletins › A/T - A340, Solenoid Identification2
  - Relays and Modules - Transmission and Drivetrain15 pages
    Relays and Modules - Differential11 pages
    Actuator Relay, Differential Lock › Component Information › Locations2 3 4
    Control Unit, Differential Lock › Component Information7 pages
    Locations
    Testing and Inspection › Troubleshooting2 3 4 5 6
    Relays and Modules - Transfer Case › Four Wheel Drive Selector Relay › Component Information › Testing and Inspection2 3 4
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T23 pages
    Transmission Position Switch/Sensor, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Transmission Speed Sensor, A/T › Component Information › Locations2 3 4 5
    Transmission Temperature Sensor/Switch, A/T › Component Information › Locations2
07Transmission and Drivetrain Transmission and Drivetrain: Sections
08Brakes and Traction Control Brakes and Traction Control: Sections
09Starting and Charging Starting and Charging: Sections
10Power and Ground Distribution Power and Ground Distribution: Sections
11Steering and Suspension Steering and Suspension: Sections
12Heating and Air Conditioning Heating and Air Conditioning: Sections
13Restraint Systems Restraint Systems: Sections
14Accessories and Optional Equipment Accessories and Optional Equipment: Sections
15Body and Frame Body and Frame: Sections
16Cruise Control Cruise Control: Sections
17Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
18Lighting and Horns Lighting and Horns: Sections
19Windows and Glass Windows and Glass: Sections
20Wiper and Washer Systems Wiper and Washer Systems: Sections