Contents Wiring diagrams Section: Electrical Component Locations All sections

Electrical Component Locator: Other Toyota Tacoma I

BUZZERS, RELAYS & TIMERS

ComponentComponent Location
ABS RelayOn right side of engine compartment. (Схема №1)
ADD Control RelayOn upper right kick panel. (Схема №2)
Auto Antenna Control RelayBehind dash, right of steering column. (Схема №2)
Back-Up Lamp RelayBehind dash, left of steering column.
Circuit Opening RelayBehind dash, above steering column. (Схема №2)
Daytime Running Lamp Relay (Main) (Canada)Behind dash, right of steering column. (Схема №2)
Daytime Running Lamp Relay No. 4 (Canada)Behind right side of dash. (Схема №2)
Door Lock Control RelayOn left kick panel. (Схема №2)
DRL Relay (Canada)On R/B No. 2.
EFI RelayOn R/B No. 2.
Head RelayOn R/B No. 2.
Heater RelayOn R/B No. 2.
Horn RelayOn front of J/B No. 1.
Integration RelayOn rear of J/B No. 1.
OD Cut RelayOn right side of engine compartment.
Shift Lock Control Relay (Column A/T)On upper left kick panel. (Схема №2)
Shift Lock Control Relay (Floor A/T)Below floor shift lever. (Схема №2)
Starter RelayOn R/B No. 2.
Tail RelayOn R/B No. 2.
Turn Signal FlasherOn front of J/B No. 1.

BUZZERS, RELAYS & TIMERS

CIRCUIT PROTECTION DEVICES

ComponentComponent Location
Fuse BoxOn top of J/B No. 1.
J/B No. 1Behind dash, left of steering column. (Схема №2)
J/B No. 3Behind dash, above steering column. (Схема №2)
R/B No. 2On left side of engine compartment. (Схема №1)

CIRCUIT PROTECTION DEVICES

CONTROL UNITS

ComponentComponent Location
ABS ECUBelow center of dash. (Схема №2)
A/C AmplifierBehind right side of dash.
Air Bag Sensor AssemblyBelow center of dash. (Схема №2)
Cruise Control ECUOn right kick panel. (Схема №2)
Engine Control ModuleBehind right side of dash. (Схема №2)
4WD Control ECU (Rear Differential Lock)On upper left kick panel. (Схема №2)
4WD ECU (4WD)On upper left kick panel. (Схема №2)

CONTROL UNITS

MOTORS

ComponentComponent Location
ABS ActuatorOn right rear of engine compartment.
Auto Antenna MotorOn right side of engine compartment.
Blower MotorBelow right side of dash, in blower housing.
Cruise Control ActuatorOn right side of engine compartment.
Fuel PumpIn fuel tank.
Idle Air Control ValveOn throttle body assembly.
Washer MotorIn washer fluid reservoir.
Wiper MotorOn right side of firewall.
2-4 Select Motor (5VZ-FE)On transmission.

MOTORS

SENDING UNITS & SENSORS

ComponentComponent Location
ABS Deceleration Sensor (4WD)Behind dash, left of steering column.
ABS Speed Sensors (Front) (2)On inside of respective front wheel.
ABS Speed Sensors (Rear) (2)On inside of respective rear wheel.
A/C ThermistorBehind right side of dash.
A/T Oil Temperature Sensor (3RZ-FE & 2RZ-FE)On left side of transmission.
A/T Oil Temperature Sensor (5VZ-FE)On right side of transmission.
Camshaft Position SensorOn top right front of engine.
Crankshaft Position Sensor (3RZ-FE & 2RZ-FE)On left side of engine.
Crankshaft Position Sensor (5VZ-FE)On lower front of engine.
EGR Gas Temperature Sensor (3RZ-FE & 2RZ-FE)On left rear of engine.
EGR Gas Temperature Sensor (5VZ-FE)On right rear of engine.
Engine Coolant Temperature Sensor (3RZ-FE & 2RZ-FE)On rear of engine.
Engine Coolant Temperature Sensor (5VZ-FE)On left front of engine.
Fuel SenderIn fuel tank.
Heated Oxygen Sensor (Bank 1 Sensor 1)On exhaust manifold.
Heated Oxygen Sensor (Bank 1 Sensor 2)On exhaust system, rear of engine.
Intake Air Temperature Sensor (34Z-FE & 2RZ-FE)On air cleaner box.
Knock Sensor (3RZ-FE & 2RZ-FE)On left side of engine.
Knock Sensors (2) (5VZ-FE)On top front of engine.
Mass Air Flow MeterPart of air intake assembly, next to air cleaner box.
Throttle Position SensorOn throttle body assembly.
Vapor Pressure SensorOn left side of firewall.
Vehicle Speed SensorOn transmission.
Washer Level Sensor (Canada)In washer fluid reservoir.
Water Temperature Sender (3RZ-FE & 2RZ-FE)On left front of engine.
Water Temperature Sender (5VZ-FE)On rear of engine.

SENDING UNITS & SENSORS

SOLENOIDS & SOLENOID VALVES

ComponentComponent Location
Electronically Controlled Transmission SolenoidOn transmission.
Key Interlock SolenoidOn steering column, behind ignition key cylinder.
O/D Solenoid (3RZ-FE & 2RZ-FE)On transmission.
Shift Lock SolenoidNear gear selector.
VSS 2 (ADD)On left front side of engine compartment.
VSS 4 (ADD)On left front side of engine compartment.
VSV (EGR)On top left rear of engine.
VSV (EVAP)On left side of engine compartment.
VSV (Vapor Pressure Sensor)On left side of firewall.

SOLENOIDS & SOLENOID VALVES

SWITCHES

ComponentComponent Location
A/C Dual Pressure SwitchBehind right side of dash.
ADD Indicator Switch (3RZ-FE & 2RZ-FE)On left side of engine.
Back-Up Lamp Switch (M/T) (3RZ-FE & 2RZ-FE)On left side of transmission.
Back-Up Lamp Switch (M/T) (5VZ-FE)On right side of transmission.
Brake Fluid Level Warning SwitchOn brake fluid reservoir.
Buckle SwitchIn driver's seat belt buckle.
Clutch Switch (Cruise Control)On bracket, above clutch pedal.
Clutch Switch (Start)On bracket, above clutch pedal.
Clutch Switch (Start Cancel)On bracket, above clutch pedal.
Detection Switch (Transfer L4 Position)On transmission.
Detection Switch (Transfer Neutral Position)On transmission.
Detection Switch (Transfer Position)On transmission.
Oil Pressure Switch (3RZ-FE & 2RZ-FE)On lower right side of engine.
Oil Pressure Switch (5FZ-FE)On lower left front of engine.
Park/Neutral Position Switch (A/T)On transmission.
Parking Brake SwitchOn base of park brake lever.
Stop Lamp SwitchOn bracket, above brake pedal.
2-4 Select SwitchBelow floor shift lever.

SWITCHES

MISCELLANEOUS

ComponentComponent Location
Blower ResistorBelow right side of dash, in blower housing.
Data Link Connector No. 1On left side of engine compartment.
Data Link Connector No. 3Below left center of dash.
Daytime Running Lamp ResistorOn left front side of engine compartment.
Diode (A/T)Behind top center of dash, taped to harness.
Diode No. 1 (Daytime Running Lamp System)Behind top left side of dash, taped to harness.
Diode No. 2 (Daytime Running Lamp System)Behind top left center of dash, taped to harness.
Diode (O/D)Behind top right side of dash, taped to harness.
Diode (Power Window)Behind top left side of dash, taped to harness.
Distributor (3RZ-FE & 2RZ-FE)On right front of engine.
IgniterOn right side of engine compartment.
Ignition Coils (3) (5VZ-FE)On valve cover, between cylinders.
Junction ConnectorOn left side of engine compartment.
Junction Connectors (3)Behind upper left side of dash, taped to harness.
Junction Connectors (4)Above glove box, taped to harness.
Noise Filter (Ignition System) (3RZ-FE & 2RZ-FE)On right side of engine compartment.

MISCELLANEOUS

CONNECTORS

ComponentComponent Location
BN1 (White, 13 Pin)Under driver's seat.
BN2 (White, 5 Pin)Under driver's seat.
BN3 (White, 7 Pin)Under driver's seat.
BO1 (Gray, 7 Pin)At left rear side member.
BO2 (Gray, 4 Pin)At left rear side member.
EA1 (Black, 4 Pin)At left side of engine compartment, near battery.
EB2 (Gray, 2 Pin)At rear of engine.
ED1 (Dark Gray, 3 Pin)At front of engine.
EE1 (Gray, 2 Pin)At front of engine.
EF1 (Gray, 2 Pin)At right front fender.
IF1 (White, 26 Pin)At left kick panel.
IF2 (White, 10 Pin)At left kick panel.
IG1 (Gray, 3 Pin)At left kick panel.
IH1 (White, 7 Pin)At left kick panel.
IH2 (White, 12 Pin)At left kick panel.
II1 (Blue, 6 Pin)At center of dash, on brace.
IJ1 (Gray, 6 Pin)Behind glove box.
IK1 (Gray, 26 Pin)At right kick panel.
IK2 (White, 26 Pin)At right kick panel.
IL1 (White, 7 Pin)At right kick panel.
IL2 (White, 12 Pin)At right kick panel.
IM1 (White, 2 Pin)Behind glove box.

CONNECTORS

GROUNDS

ComponentComponent Location
EAAt left front fender.
EBUnder data link connector No. 1.
ECAt right front fender.
EFAt ignition coil bracket.
IDAt left kick panel. (Схема №2)
IEAt right side of dash. (Схема №2)
IGAt left side of dash. (Схема №2)
IHAt right kick panel. (Схема №2)

GROUNDS