Manual sections

• Abbreviations
• Accessory Drive Belts
• Adjustments
• Anti-Lock/traction Control
• Application
• Automatic HVAC System
• Automatic Trans
• Auxiliary Emission Control Systems
• Basic Trouble Shooting
• Brakes
• Charging System
• Check Lists
• Clutches Manual & Hydraulic
• Computer Relearn
• Cooling Fan
• Cooling System (mechanical)
• Cruise Control Systems
• Diagnosis - a-340e/f/h & a-341e
• Diagnostic Connector Locations
• Differentials & Drive Axles
• Door Locks & Anti-Theft Systems
• Driveline/axles
• Electrical Component Locations
• Electronic Suspension
• Emission Applications
• Engine
• Engine Controls - System/component Tests - Efi
• Engine Performance
• Fuses & Circuit Breakers
• Gauges & Instrument Panels
• General Servicing - All Makes
• Heated Glass/defoggers
• Identification
• Manual & Power Steering
• Manual Trans
• MAP Guidelines
• Mechanical
• Mechanical - Hydraulic
• Metric Conversions
• Oem General Information
• Overhaul - a-340e, a-340f, a-340h & a-341e
• Pin Voltage Charts
• Procedures
• Removal & Installation
• Sensor Range Charts
• Specifications
• Starter
• Steering
• Steering Column
• Steering Column Switches
• Suspension Front
• Suspension Rear
• Testing & Diagnostics
• Theory & Operation
• Timing Belt
• Transmission
• Wheel Alignment
• Wiper/washer Systems
• Wiring Diagrams - Engine Performance

Repair manual

Engine Controls - System/component Tests - Efi Toyota Supra A70

Step-by-step instructions on "Engine Controls - System/component Tests - Efi" for Toyota Supra A70 (1986–1993). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

56subsections

56articles

56illustrations

INTRODUCTION

1 article

• INTRODUCTION

INTAKE AIR INDUCTION SYSTEM CHECK - NON-TURBO

1 article

• INTAKE AIR INDUCTION SYSTEM CHECK - NON-TURBO

INITIAL CHECKS

1 article

• INITIAL CHECKS

ACTUATOR & WASTEGATE

1 article

• ACTUATOR & WASTEGATE 1

IMPELLER WHEEL ROTATION

1 article

• IMPELLER WHEEL ROTATION

TURBINE SHAFT END PLAY & RADIAL PLAY

1 article

• TURBINE SHAFT END PLAY & RADIAL PLAY 4

AIRFLOW METER & SENSOR TEST

1 article

• AIRFLOW METER & SENSOR TEST 4

CAMSHAFT POSITION SENSOR TEST

1 article

• CAMSHAFT POSITION SENSOR TEST

COOLANT TEMPERATURE SENSOR TEST

1 article

• COOLANT TEMPERATURE SENSOR TEST 1

EGR GAS TEMPERATURE SENSOR TEST

1 article

• EGR GAS TEMPERATURE SENSOR TEST 1

KNOCK SENSOR TEST

1 article

• KNOCK SENSOR TEST

NEUTRAL/START SWITCH TEST

1 article

• NEUTRAL/START SWITCH TEST 1

OXYGEN SENSOR FEEDBACK VOLTAGE TEST

1 article

• OXYGEN SENSOR FEEDBACK VOLTAGE TEST 2

SUB-OXYGEN SENSOR TEST - CALIF. NON-TURBO MODELS

1 article

• SUB-OXYGEN SENSOR TEST - CALIF. NON-TURBO MODELS

OXYGEN SENSOR HEATER TEST

1 article

• OXYGEN SENSOR HEATER TEST 1

THROTTLE POSITION SENSOR (TPS) TEST

1 article

• THROTTLE POSITION SENSOR (TPS) TEST 2

TURBOCHARGER VACUUM SWITCHING VALVE (VSV) TEST

1 article

• TURBOCHARGER VACUUM SWITCHING VALVE (VSV) TEST 1

VEHICLE SPEED SENSOR (ANALOG TYPE) TEST

1 article

• VEHICLE SPEED SENSOR (ANALOG TYPE) TEST 1

CIRCUIT OPENING RELAY TEST

1 article

• CIRCUIT OPENING RELAY TEST 2

EFI MAIN RELAY TEST

1 article

• EFI MAIN RELAY TEST 1

FUEL DELIVERY TEST

1 article

• FUEL DELIVERY TEST

FUEL PUMP RELAY & RESISTOR TEST

1 article

• FUEL PUMP RELAY & RESISTOR TEST 2

FUEL INJECTOR RESISTOR (TURBO MODELS) TEST

1 article

• FUEL INJECTOR RESISTOR (TURBO MODELS) TEST 1

FUEL INJECTORS TEST

1 article

• FUEL INJECTORS TEST 2

FUEL PRESSURE-UP SYSTEM TEST (TURBO)

1 article

• FUEL PRESSURE-UP SYSTEM TEST (TURBO) 3

COLD START INJECTOR TEST

1 article

• COLD START INJECTOR TEST 2

COLD START INJECTOR TIME SWITCH TEST

1 article

• COLD START INJECTOR TIME SWITCH TEST 1

IDLE SPEED CONTROL (ISC) SYSTEM TEST

1 article

• IDLE SPEED CONTROL (ISC) SYSTEM TEST 1

IGNITION SYSTEM DIAGNOSTIC CODES TESTS (NON-TURBO)

1 article

• IGNITION SYSTEM DIAGNOSTIC CODES TESTS (NON-TURBO)

CODE 12 (NO RPM SIGNAL)

1 article

• CODE 12 (NO RPM SIGNAL)

CODE 13 (NO RPM SIGNAL)

1 article

• CODE 13 (NO RPM SIGNAL)

CODE 14 (IGNITION SIGNAL PROBLEM)

1 article

• CODE 14 (IGNITION SIGNAL PROBLEM)

SPARK TEST (NON-TURBO)

1 article

• SPARK TEST (NON-TURBO)

PRIMARY COIL RESISTANCE (NON-TURBO)

1 article

• PRIMARY COIL RESISTANCE (NON-TURBO)

SECONDARY COIL RESISTANCE (NON-TURBO)

1 article

• SECONDARY COIL RESISTANCE (NON-TURBO) 2

PICK-UP COIL RESISTANCE TEST (NON-TURBO)

1 article

• PICK-UP COIL RESISTANCE TEST (NON-TURBO) 1

PICK-UP COIL AIR GAP CHECK (NON-TURBO)

1 article

• PICK-UP COIL AIR GAP CHECK (NON-TURBO) 1

IGNITION SYSTEM DIAGNOSTIC CODES TESTS (TURBO)

1 article

• IGNITION SYSTEM DIAGNOSTIC CODES TESTS (TURBO) 1

IGNITION SYSTEM CONNECTION CHECKS (TURBO)

1 article

• IGNITION SYSTEM CONNECTION CHECKS (TURBO)

IGNITION COIL FEED CIRCUIT TEST (TURBO)

1 article

• IGNITION COIL FEED CIRCUIT TEST (TURBO) 1

PRIMARY COIL RESISTANCE (TURBO)

1 article

• PRIMARY COIL RESISTANCE (TURBO) 1

IGNITION COIL GROUND TEST (TURBO)

1 article

• IGNITION COIL GROUND TEST (TURBO)

FEED TO IGNITOR TEST (TURBO)

1 article

• FEED TO IGNITOR TEST (TURBO) 1

PICK-UP COIL RESISTANCE (TURBO)

1 article

• PICK-UP COIL RESISTANCE (TURBO) 1

PICK-UP COIL AIR GAP CHECK (TURBO)

1 article

• PICK-UP COIL AIR GAP CHECK (TURBO) 1

IGNITOR POWER TRANSISTOR CHECK (TURBO)

1 article

• IGNITOR POWER TRANSISTOR CHECK (TURBO) 2

DASHPOT CONTROL SYSTEM TEST

1 article

• DASHPOT CONTROL SYSTEM TEST 5

EGR SYSTEM TEST

1 article

• EGR SYSTEM TEST 1

VACUUM SWITCHING VALVE (VSV) (TURBO) TEST

1 article

• VACUUM SWITCHING VALVE (VSV) (TURBO) TEST 1

VACUUM SWITCHING VALVE (VSV) (NON-TURBO) TEST

1 article

• VACUUM SWITCHING VALVE (VSV) (NON-TURBO) TEST 3

FUEL ODOR OR GAS LEAKS

1 article

• FUEL ODOR OR GAS LEAKS

FUEL TANK OR EXPANSION TANK DEFORMED

1 article

• FUEL TANK OR EXPANSION TANK DEFORMED

ROUGH ENGINE OPERATION

1 article

• ROUGH ENGINE OPERATION

BI-METALLIC VACUUM SWITCHING VALVE (BVSV) TEST

1 article

• BI-METALLIC VACUUM SWITCHING VALVE (BVSV) TEST

CHARCOAL CANISTER CHECK

1 article

• CHARCOAL CANISTER CHECK

MAINTENANCE

1 article

• MAINTENANCE