Tacoma Regular Cab 4WD L4-2.7L (3RZ-FE) (1999): Powertrain Management

Also for this vehicle: Tacoma 2WD L4-2.4L (2RZ-FE) (1996), Tacoma 2WD L4-2.7L (2TR-FE) (2005), Tacoma 2WD V6-3.4L (5VZ-FE) (1995), Tacoma 2WD V6-4.0L (1GR-FE) (2006), Tacoma 4WD L4-164.4 2693cc 2.7L DOHC (3RZ-FE) (1996), Tacoma 4WD L4-2.7L (2TR-FE) (2005), Tacoma 4WD L4-2.7L (3RZ-FE) (2004), Tacoma 4WD V6-3.4L (5VZ-FE) (1995), Tacoma 4WD V6-4.0L (1GR-FE) (2006), Tacoma Dbl Cab 4WD V6-3.4L (5VZ-FE) (2001), Tacoma Extra Cab 2WD L4-2.4L (2RZ-FE) (1999), Tacoma Extra Cab 2WD L4-2438cc 2.4L DOHC MFI (1997), Tacoma Extra Cab 2WD V6-3.4L (5VZ-FE) (1998), Tacoma Extra Cab 4WD L4-2.7L (3RZ-FE) (1999), Tacoma Extra Cab 4WD L4-2693cc 2.7L DOHC MFI (1997), Tacoma Extra Cab 4WD V6-3.4L (5VZ-FE) (1998), Tacoma Extra Cab Limited 4WD V6-3.4L (5VZ-FE) (2000), Tacoma PreRunner 2WD V6-3.4L (5VZ-FE) (2003), Tacoma PreRunner Dbl Cab 2WD V6-3.4L (5VZ-FE) (2001), Tacoma PreRunner Extra Cab 2WD L4-2.7L (3RZ-FE) (1998), Tacoma PreRunner Extra Cab 2WD V6-3.4L (5VZ-FE) (2000), Tacoma PreRunner L4-2.7L (2TR-FE) (2005), Tacoma PreRunner L4-2.7L (3RZ-FE) (2004), Tacoma PreRunner Reg Cab 2WD L4-2.7L (3RZ-FE) (1999), Tacoma PreRunner V6-4.0L (1GR-FE) (2006), Tacoma Regular Cab 2WD L4-2.4L (2RZ-FE) (2000), Tacoma Regular Cab 2WD L4-2438cc 2.4L DOHC MFI (1997), Tacoma Regular Cab 4WD V6-3.4L (5VZ-FE) (1997), Tacoma S-Runner 2WD V6-3.4L (5VZ-FE) (2001).

Diagnostics Maintenance Engine General Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

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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 Management34 pages
  - Relays and Modules - Computers and Control Systems26 pages
    Engine Control Module › Component Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
    Testing and Inspection › Standard Value of ECM Terminals2 3 4 5
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4
  - Relays and Modules - Fuel Delivery and Air Induction7 pages
    Fuel Pump Relay › Component Information › Locations2 3
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4
  - Relays and Modules - Ignition System › Igniter <--> [Ignition Control Module] › Component Information › Locations
- Sensors and Switches - Powertrain Management305 pages
  - Sensors and Switches - Computers and Control Systems208 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information16 pages
    Locations
    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 16
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Intake Air Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Knock Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Oxygen Sensor › Component Information63 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
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Throttle Position Sensor › Component Information › 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 Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › Denso Made2 3 4 5 6
    Vehicle Speed Sensor › Component Information16 pages
    Locations2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
  - Sensors and Switches - Emission Control Systems20 pages
    Exhaust Gas Recirculation Gas Temperature Sensor <--> [EGR Temperature Sensor] › Component Information › Diagrams2
    Vapor Pressure Sensor <--> [Evaporative Vapor Pressure Sensor] › Component Information18 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › Vapor Pressure Sensor2 3
  - Sensors and Switches - Fuel Delivery and Air Induction31 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information16 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Throttle Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Sensors and Switches - Ignition System46 pages
    Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Knock Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Tune-up and Engine Performance Checks25 pages
- Computers and Control Systems539 pages
  - Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information16 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Intake Air Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Brake Signal › Component Information19 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › Engine2 3 4
  - Camshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information › 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
  - Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Data Link Connector › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
  - Engine Control Module › Component Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
    Testing and Inspection › Standard Value of ECM Terminals2 3 4 5
  - Idle Air Control Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › Diagnostic Trouble Code Tests and Associated Procedures2 3 4 5 6
  - Idle Up Control Valve › Component Information › Testing and Inspection
  - Knock Sensor › Component Information › 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
  - Oxygen Sensor › Component Information63 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
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Relays and Modules - Computers and Control Systems26 pages
    Engine Control Module › Component Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
    Testing and Inspection › Standard Value of ECM Terminals2 3 4 5
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4
  - Sensors and Switches - Computers and Control Systems208 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information16 pages
    Locations
    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 16
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Crankshaft Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Intake Air Temperature Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Knock Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Oxygen Sensor › Component Information63 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
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Throttle Position Sensor › Component Information › 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 Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › Denso Made2 3 4 5 6
    Vehicle Speed Sensor › Component Information16 pages
    Locations2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
  - Throttle Position Sensor › Component Information › 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 Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › Denso Made2 3 4 5 6
  - Vehicle Speed Sensor › Component Information16 pages
    Locations2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14
- Emission Control Systems43 pages
  - Catalytic Converter › Component Information › Testing and Inspection2
  - Evaporative Emissions System › Vapor Pressure Sensor <--> [Evaporative Vapor Pressure Sensor] › Component Information18 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › Vapor Pressure Sensor2 3
  - Exhaust Gas Recirculation › Exhaust Gas Recirculation Gas Temperature Sensor <--> [EGR Temperature Sensor] › Component Information › Diagrams2
  - Positive Crankcase Ventilation › Component Information › Testing and Inspection
  - Sensors and Switches - Emission Control Systems20 pages
    Exhaust Gas Recirculation Gas Temperature Sensor <--> [EGR Temperature Sensor] › Component Information › Diagrams2
    Vapor Pressure Sensor <--> [Evaporative Vapor Pressure Sensor] › Component Information18 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Testing and Inspection › Vapor Pressure Sensor2 3
- Fuel Delivery and Air Induction160 pages
  - Fuel Pressure › System Information › Specifications › Pressure Specification2
  - Fuel Pressure Release › System Information › Service Precautions2 3
  - Idle Speed › System Information › Specifications2
  - Air/Fuel Mixture › System Information › System Diagnosis2
  - Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information16 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Fuel › Component Information › Technical Service Bulletins › Exhaust System - Sulfur Smell
  - Fuel Filter › Fuel Pressure Release › System Information › Service Precautions2 3
  - Fuel Injector › Component Information8 pages
    Technical Service Bulletins › Fuel System - Fuel Injector Cleaning Procedure2
    Specifications › Electrical Specifications2 3
    Testing and Inspection › Injection Inspection2 3
  - Fuel Pressure Regulator › Component Information › Locations2
  - Fuel Pump5 pages
    Fuel Pressure › System Information › Specifications › Pressure Specification2
    Fuel Pump Relay › Component Information › Locations2 3
  - Fuel Return Line › Component Information › Diagrams2 3
  - Fuel Supply Line › Component Information › Diagrams2 3 4 5 6
  - Fuel Tank › Fuel Gauge Sender › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
  - Idle Air Control Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › Diagnostic Trouble Code Tests and Associated Procedures2 3 4 5 6
  - Idle Up Control Valve › Component Information › Testing and Inspection
  - EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4
  - Relays and Modules - Fuel Delivery and Air Induction7 pages
    Fuel Pump Relay › Component Information › Locations2 3
    EFI Main Relay <--> [Main Relay (Computer/Fuel System)] › Component Information › Locations2 3 4
  - Sensors and Switches - Fuel Delivery and Air Induction31 pages
    Mass Air Flow Meter <--> [Air Flow Meter/Sensor] › Component Information16 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Throttle Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Throttle Body › Component Information5 pages
    Locations
    Testing and Inspection › On-Vehicle Inspection2 3 4
  - Throttle Position Sensor › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
- Ignition System104 pages
- Transmission Control Systems190 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Shift Solenoid, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
  - Lamps and Indicators - Transmission and Drivetrain › Lamps and Indicators - A/T39 pages
    Overdrive Indicator Lamp › Component Information24 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › O/D Cancel Signal Circuit2 3 4 5 6 7 8
    Shift Indicator › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
  - Relays and Modules - Transmission and Drivetrain10 pages
    Relays and Modules - A/T6 pages
    Overdrive Relay, A/T › Component Information › Locations2 3
    Shift Interlock Relay › Component Information › Locations2 3
    Relays and Modules - Differential › Actuator Relay, Differential Lock › Component Information › Locations2 3
    Relays and Modules - Transfer Case › Four Wheel Drive Selector Relay › Component Information › Locations
  - Sensors and Switches - Transmission and Drivetrain124 pages
    Sensors and Switches - A/T96 pages
    Overdrive Switch, A/T › Component Information24 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › O/D Cancel Signal Circuit2 3 4 5 6 7 8
    Throttle Position Sensor/Switch, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Transmission Mode Switch, A/T › Component Information › 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 Information22 pages
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
    Testing and Inspection › Denso Made2 3 4 5 6
    Transmission Speed Sensor, A/T › Component Information › Locations2 3 4 5
    Transmission Temperature Sensor/Switch, A/T › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Sensors and Switches - Transfer Case › Four Wheel Drive Selector Switch › Component Information28 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…27
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