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Repair manual

Engine Controls - Tests W/codes Toyota Celica T180

Step-by-step instructions on "Engine Controls - Tests W/codes" for Toyota Celica T180 (1989–1993). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

30subsections

30articles

65illustrations

INTRODUCTION

1 article

• INTRODUCTION

HARD FAILURES

1 article

• HARD FAILURES

INTERMITTENT FAILURES

1 article

• INTERMITTENT FAILURES 2

NOTES ON CODES

1 article

• NOTES ON CODES

CLEARING CODES

1 article

• CLEARING CODES

ECU LOCATION

1 article

• ECU LOCATION

SUMMARY

1 article

• SUMMARY

SELF-DIAGNOSTICS

1 article

• SELF-DIAGNOSTICS

CODE IDENTIFICATION

1 article

• CODE IDENTIFICATION

CODE CHARTS

1 article

• CODE CHARTS

ECU TERMINAL IDENTIFICATION

1 article

• ECU TERMINAL IDENTIFICATION 6

TEST NO. 1 - ECU POWER SOURCE

1 article

• TEST NO. 1 - ECU POWER SOURCE 2

TEST NO. 2 - ECU (+B) CIRCUIT

1 article

• TEST NO. 2 - ECU (+B) CIRCUIT 2

CODE 12, 13 - RPM SIGNAL

1 article

• CODE 12, 13 - RPM SIGNAL

CODE 14/TEST NO. 3 - IGNITION SIGNAL

1 article

• CODE 14/TEST NO. 3 - IGNITION SIGNAL 3

CODE 21, 27/TEST NO. 4 - OXYGEN SENSOR SIGNAL

1 article

• CODE 21, 27/TEST NO. 4 - OXYGEN SENSOR SIGNAL 5

CODE 22/TEST NO. 5 - COOLANT TEMPERATURE SENSOR SIGNAL

1 article

• CODE 22/TEST NO. 5 - COOLANT TEMPERATURE SENSOR SIGNAL 2

CODE 24/TEST NO. 6 - INTAKE AIR TEMPERATURE SENSOR SIGNAL

1 article

• CODE 24/TEST NO. 6 - INTAKE AIR TEMPERATURE SENSOR SIGNAL 4

Probable Causes

1 article

• Probable Causes

CODE 31/TEST NO. 7 - VACUUM SENSOR SIGNAL (4A-FE & 5S-FE)

1 article

• CODE 31/TEST NO. 7 - VACUUM SENSOR SIGNAL (4A-FE & 5S-FE) 2

CODE 31, 32/TEST NO. 7 - AIRFLOW METER SIGNAL (3S-GTE)

1 article

• CODE 31, 32/TEST NO. 7 - AIRFLOW METER SIGNAL (3S-GTE) 2

CODE 34, 35/TEST NO. 8 - TURBOCHARGER PRESSURE (3S-GTE)

1 article

• CODE 34, 35/TEST NO. 8 - TURBOCHARGER PRESSURE (3S-GTE) 2

CODE 41/TEST NO. 9 - THROTTLE POSITION SENSOR SIGNAL (3S-GTE)

1 article

• CODE 41/TEST NO. 9 - THROTTLE POSITION SENSOR SIGNAL (3S-GTE) 4

CODE 41/TEST NO. 9 - THROTTLE POSITION SENSOR SIGNAL (4A-FE)

1 article

• CODE 41/TEST NO. 9 - THROTTLE POSITION SENSOR SIGNAL (4A-FE) 2

5S-FE Without Electronically Controlled Transaxle (ECT)

1 article

• 5S-FE Without Electronically Controlled Transaxle (ECT) 2

5S-FE With Electronically Controlled Transaxle (ECT)

1 article

• 5S-FE With Electronically Controlled Transaxle (ECT) 3

CODE 43/TEST NO. 10 - STARTER SIGNAL

1 article

• CODE 43/TEST NO. 10 - STARTER SIGNAL 9

TEST NO. 13 - INJECTOR CIRCUIT

1 article

• TEST NO. 13 - INJECTOR CIRCUIT 5

TEST NO. 14 - IDLE SPEED CONTROL CIRCUIT

1 article

• TEST NO. 14 - IDLE SPEED CONTROL CIRCUIT 6

TEST NO. 15 - CHECK ENGINE LIGHT CIRCUIT

1 article

• TEST NO. 15 - CHECK ENGINE LIGHT CIRCUIT 2