Engine Fuel & Emission Control System
Section EF & EC — 138 pages
PREPARATION
EF & EC-2 — EF & EC-NC-2PRECAUTIONS
EF & EC-3ENGINE AND EMISSION CONTROL OVERALL SYSTEM
EF & EC-4 — EF & EC-8ENGINE AND EMISSION CONTROL DESCRIPTION
EF & EC-9 — EF & EC-13ENGINE AND EMISSION CONTROL SYSTEM DESCRIPTION
EF & EC-14 — EF & EC-24- EF & EC-14Fuel Injection Control INPUT/OUTPUT SIGNAL LINE
- EF & EC-15Fuel Injection Control
- EF & EC-16ENGINE AND EMISSION CONTROL SYSTEM DESCRIPTION
- EF & EC-17Ignition Timing Control
- EF & EC-18Idle Speed Control — INPUT/OUTPUT SIGNAL LINE
- EF & EC-19Engine and Emission Control System Description
- EF & EC-20Fuel Pressure Regulator Control (Cont'd) / Acceleration Cut Control
- EF & EC-21ENGINE AND EMISSION CONTROL SYSTEM DESCRIPTION
- EF & EC-22Direct Ignition System (Cont'd) — Checking Ignition Timing and Idle Speed
- EF & EC-23Direct Ignition System
- EF & EC-24Direct Ignition System
IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
EF & EC-25 — EF & EC-31- EF & EC-25IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
- EF & EC-26IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
- EF & EC-27IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
- EF & EC-28IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
- EF & EC-29IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
- EF & EC-30IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
- EF & EC-31IDLE SPEED/IGNITION TIMING/IDLE MIXTURE RATIO INSPECTION
TROUBLE DIAGNOSES
EF & EC-32 — EF & EC-128- EF & EC-32Contents
- EF & EC-33Contents
- EF & EC-34How to Perform Trouble Diagnoses for Quick and Accurate Repair
- EF & EC-35How to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd) — WORK FLOW
- EF & EC-36How to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd) — Diagnostic Worksheet
- EF & EC-37How to Perform Trouble Diagnoses for Quick and Accurate Repair (Cont'd) — INTERMITTENT PROBLEM SIMULATION
- EF & EC-38Diagnostic Table
- EF & EC-39Diagnostic Table (Cont'd): Impossible to start — no combustion
- EF & EC-40Diagnostic Table (Cont'd) — Symptom 2: Impossible to start — partial combustion
- EF & EC-41Diagnostic Table (Cont'd) — Symptom & Condition 3
- EF & EC-42Diagnostic Table (Cont'd) — Symptom 4: Impossible to start — partial combustion (throttle position changes combustion quality)
- EF & EC-43Diagnostic Table (Cont'd) — Symptom & Condition 5: Hard to start — before warm-up
- EF & EC-44Diagnostic Table (Cont'd) — Symptom 6: Hard to start — after warm-up
- EF & EC-45Diagnostic Table (Cont'd) — Symptom & Condition 7
- EF & EC-46Diagnostic Table
- EF & EC-47Diagnostic Table (Cont'd) — Symptom 9: Abnormal idling — no fast idle
- EF & EC-48Diagnostic Table (Cont'd) — Symptom 10: Abnormal idling — low idle (after warm-up)
- EF & EC-49Diagnostic Table (Cont'd) - Symptom & Condition 11: Abnormal idling - high idle (after warm-up)
- EF & EC-50Diagnostic Table (Cont'd) — Symptom & Condition 12: Unstable idling — before warm-up
- EF & EC-51Diagnostic Table (Cont'd) — Symptom & Condition 13: Unstable idling — after warm-up
- EF & EC-52Diagnostic Table (Cont'd) — Symptom & Condition 14: Poor driveability — stumble (while accelerating)
- EF & EC-53Diagnostic Table (Cont'd) — Symptom & Condition 15: Poor driveability — surge (while cruising)
- EF & EC-54Diagnostic Table (Cont'd) — Symptom & Condition 16: Poor driveability — lack of power
- EF & EC-55Diagnostic Table (Cont'd) — Symptom & Condition 17: Poor driveability — detonation
- EF & EC-56Diagnostic Table (Cont'd) — Symptom & Condition 18: Engine stall — during start-up
- EF & EC-57Diagnostic Table (Cont'd) — Symptom & Condition 19: Engine stall — while idling
- EF & EC-58Diagnostic Table (Cont'd) — Symptom & Condition 20: Engine stall — while accelerating
- EF & EC-59Diagnostic Table (Cont'd) — Engine stall while cruising
- EF & EC-60Diagnostic Table (Cont'd) — Symptom & Condition 22: Engine stall — while decelerating/just after stopping
- EF & EC-61Diagnostic Table (Cont'd) — Symptom & Condition 23: Engine stall — while loading
- EF & EC-62Diagnostic Table (Cont'd) — Symptom & Condition 24: Backfire through the intake
- EF & EC-63Diagnostic Table (Cont'd) — Symptom & Condition 25: Backfire through the exhaust
- EF & EC-64Self-diagnosis Description
- EF & EC-65Self-diagnosis — Description
- EF & EC-66Self-diagnosis — Description (Cont'd) CHECKER BOX
- EF & EC-67Self-diagnosis Modes I & II (Model with catalyzer)
- EF & EC-68Self-diagnosis Mode III
- EF & EC-69Self-diagnosis — Mode III (Cont'd) RETENTION OF DIAGNOSTIC RESULTS
- EF & EC-70Self-diagnosis — Mode III (Cont'd) SELF-DIAGNOSTIC PROCEDURE
- EF & EC-71Self-diagnosis — Mode III (Cont'd) DECODING CHART
- EF & EC-72Self-diagnosis — Mode III
- EF & EC-73Self-diagnosis — Mode IV
- EF & EC-74Self-diagnosis Mode IV (Cont'd) — Self-Diagnostic Procedure
- EF & EC-75Self-diagnosis Mode V
- EF & EC-76Self-diagnosis — Mode V (Cont'd) DECODING CHART
- EF & EC-77Self-diagnosis Mode V (Cont'd) — Real-Time Diagnostic Inspection — Crank Angle Sensor, Air Flow Meter and Ignition Signal
- EF & EC-78Diagnostic Procedure
- EF & EC-79Diagnostic Procedure
- EF & EC-80Diagnostic Procedure 1 — POWER SOURCE & GROUND CIRCUIT FOR E.C.U. (Not self-diagnostic item)
- EF & EC-81Diagnostic Procedure 1
- EF & EC-82Diagnostic Procedure 2 — CRANK ANGLE SENSOR (Code No. 11)
- EF & EC-83Diagnostic Procedure 2
- EF & EC-84Diagnostic Procedure 3 — AIR FLOW METER (Code No. 12)
- EF & EC-85Diagnostic Procedure 3
- EF & EC-86Diagnostic Procedure 4 — ENGINE TEMPERATURE SENSOR (Code No. 13)
- EF & EC-87Diagnostic Procedure 4
- EF & EC-88Diagnostic Procedure 5 - VEHICLE SPEED SENSOR
- EF & EC-89Diagnostic Procedure 5
- EF & EC-90Diagnostic Procedure 6: IGNITION SIGNAL (Code No. 21) & DETONATION SENSOR (Code No. 34)
- EF & EC-91Diagnostic Procedure 6
- EF & EC-92Diagnostic Procedure 6
- EF & EC-93TROUBLE DIAGNOSES
- EF & EC-94Diagnostic Procedure 7 — IDLE SWITCH (Switch ON/OFF diagnosis)
- EF & EC-95Diagnostic Procedure 7
- EF & EC-96Diagnostic Procedure 8: Exhaust Gas Sensor (Not self-diagnostic item)
- EF & EC-97Diagnostic Procedure 8
- EF & EC-98Diagnostic Procedure 9 — THROTTLE SENSOR (Code No. 43)
- EF & EC-99Diagnostic Procedure 9
- EF & EC-100Diagnostic Procedure 9
- EF & EC-101TROUBLE DIAGNOSES
- EF & EC-102Diagnostic Procedure 10 — FUEL PUMP (Not self-diagnostic item)
- EF & EC-103Diagnostic Procedure 10
- EF & EC-104Diagnostic Procedure 11 — START SIGNAL (Switch ON/OFF diagnosis)
- EF & EC-105Diagnostic Procedure 11
- EF & EC-106Diagnostic Procedure 12 — AUXILIARY AIR CONTROL (A.A.C.) VALVE (Not self-diagnostic item)
- EF & EC-107Diagnostic Procedure 12
- EF & EC-108Diagnostic Procedure 13 — I.A.A. CONTROL (F.I.C.D. CONTROL) (Not self-diagnostic item)
- EF & EC-109Diagnostic Procedure 13
- EF & EC-110Diagnostic Procedure 14: AIR REGULATOR (Not self-diagnostic item)
- EF & EC-111Diagnostic Procedure 14
- EF & EC-112Diagnostic Procedure 15 — INJECTOR (Not self-diagnostic item)
- EF & EC-113Diagnostic Procedure 15
- EF & EC-114Diagnostic Procedure 16 — PRESSURE REGULATOR (P.R.) CONTROL SOLENOID VALVE (Not self-diagnostic item)
- EF & EC-115Diagnostic Procedure 16
- EF & EC-116Diagnostic Procedure 17 — NEUTRAL AND INHIBITOR SWITCH (Not self-diagnostic item)
- EF & EC-117Diagnostic Procedure 17
- EF & EC-118Diagnostic Procedure 18: ACCELERATION CUT CONTROL (Not self-diagnostic item)
- EF & EC-119Electrical Components Inspection
- EF & EC-120Electrical Components Inspection (Cont'd) — E.C.U. INPUT/OUTPUT SIGNAL INSPECTION
- EF & EC-121Electrical Components Inspection
- EF & EC-122Electrical Components Inspection
- EF & EC-123Electrical Components Inspection
- EF & EC-124Electrical Components Inspection
- EF & EC-125Electrical Components Inspection
- EF & EC-126Electrical Components Inspection
- EF & EC-127Electrical Components Inspection
- EF & EC-128Electrical Components Inspection