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Engine Controls - System & Component Testing - V6 & V8 Toyota Sienna I

Step-by-step instructions on "Engine Controls - System & Component Testing - V6 & V8" for Toyota Sienna I (1997–2003). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

ACOUSTIC CONTROL INDUCTION SYSTEM (ACIS)

ELECTRONIC THROTTLE CONTROL SYSTEM (ETCS)

Land Cruiser & Tundra 4.7L V8

ACOUSTIC CONTROL INDUCTION SYSTEM (ACIS) CONTROL CIRCUIT

ENGINE CONTROL MODULE (ECM) POWER SOURCE CIRCUIT

Avalon

Camry

Camry Solara

Land Cruiser

Sienna

Tacoma Calif. Emission Vehicles

Tacoma Except Calif. Emission Vehicles

Tundra 3.4L V6 Calif. Emission Vehicles

Tundra 3.4L V6 Except Calif. Emission Vehicles

Tundra 4.7L V8

4Runner

FUEL PUMP CONTROL CIRCUIT

Tacoma, Tundra 3.4L V6 & 4Runner

STARTER SIGNAL CIRCUIT

Power & Ground Circuits

AIR/FUEL (A/F) SENSOR

Avalon, Camry Calif. Emission Vehicles, Camry Solara Calif. Emission Vehicles & Sienna Calif. Emission Vehicles

Tacoma Calif. Emission Vehicles, Tundra 3.4L V6 Calif. Emission Vehicles & 4Runner Calif. Emission Vehicles

AIRFLOW METER

CAMSHAFT POSITION SENSOR

CRANKSHAFT POSITION SENSOR

Camry & Camry Solara

Avalon, Camry, Camry Solara & Sienna

Avalon, Camry, Camry Solara, Sienna, Tacoma, Tundra 3.4L V6 & 4Runner

A/T Models

VAPOR PRESSURE SENSOR

Tundra

A/F HEATER RELAY

Sienna Calif. Emission Vehicle

CIRCUIT OPENING RELAY

EFI MAIN RELAY

IG2 RELAY

Fuel Pump Electronic Control Unit (Land Cruiser)

Fuel Pump Relay (Tundra 4.7L V8)

Fuel Pump Switch (Land Cruiser)

Fuel Pump Pressure

Fuel Cut System

Camry, Camry Solara, Sienna, Tacoma, Tundra 3.4L V6 & 4Runner

IGNITION SYSTEMS

Knock Sensors

EGR POSITION SENSOR

EGR VACUUM CONTROL VALVE

FUEL EVAPORATION SYSTEM

Charcoal Canister

EVAP Vacuum Switching Valve

Overfill Check Valve (Avalon, Camry & Camry Solar)

Pressure Switching Valve Vacuum Switching Valve (Avalon, Camry & Camry Solara)

Vapor Pressure Sensor Vacuum Switching Valve (Land Cruiser, Sienna, Tacoma, Tundra & 4Runner)

Avalon, Camry, Camry Solara, Land Cruiser, Sienna, Tacoma & Tundra 4.7L V8

Tundra 3.4L V6 & 4Runner

VARIABLE VALVE TIMING (VVT) SYSTEM

VARIABLE VALVE TIMING (VVT) CAMSHAFT TIMING OIL CONTROL VALVE

Tacoma With M/T & 4Runner With M/T