FI
EFI System
80 pages— Pages
001EFI SYSTEM002SYSTEM DESCRIPTION003EFI SYSTEM — System Description004PRECAUTIONS005WHEN CAR IS EQUIPPED WITH A MOBILE RADIO SYSTEM (HAM, CB, ETC.)006EFI SYSTEM — Inspection Precautions007FUEL SYSTEM008TROUBLESHOOTING009EFI SYSTEM — Troubleshooting010TROUBLESHOOTING PROCEDURES
SYMPTOM — DIFFICULT TO START OR NO START
(ENGINE WILL NOT CRANK OR CRANKS SLOWLY)011SYMPTOM — DIFFICULT TO START OR NO START (CRANKS OK)012EFI SYSTEM — Troubleshooting013SYMPTOM — ENGINE OFTEN STALLS014EFI SYSTEM — Troubleshooting015SYMPTOM — ROUGH IDLING AND/OR MISSING016EFI SYSTEM — Troubleshooting017SYMPTOM — HIGH ENGINE IDLE SPEED (NO DROP)018SYMPTOM — ENGINE BACKFIRES-Lean Fuel Mixture019SYMPTOM — MUFFLER EXPLOSION (AFTER FIRE)
-Rich Fuel Mixture-Misfire020SYMPTOM — ENGINE HESITATES AND/OR POOR ACCELERATION021EFI SYSTEM — Troubleshooting022DIAGNOSIS SYSTEM023CHECK ENGINE024EFI SYSTEM — Diagnosis System025EFI SYSTEM — Diagnosis System026EFI SYSTEM — Diagnosis System027INSPECTION OF DIAGNOSIS CIRCUIT028TROUBLESHOOTING WITH VOLT/OHMMETER029TROUBLESHOOTING FOR EFI ELECTRONIC CIRCUIT WITH VOLT/OHMMETER030VOLTAGES AT ECU WIRING CONNECTORS031INSPECTION OF WIRING CONNECTOR LINE032EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter033EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter034EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter035EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter036EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter037EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter038EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter039EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter040EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter041EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter042EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter043EFI SYSTEM — Troubleshooting for EFI Electronic Circuit with Volt/Ohmmeter044FUEL SYSTEM
Fuel Pump045ON-VEHICLE INSPECTION046EFI SYSTEM — Fuel System047REMOVAL OF FUEL PUMP048EFI SYSTEM — Fuel System049Cold Start Injector050EFI SYSTEM — Fuel System051INSTALLATION OF COLD START INJECTOR052Pressure Regulator053Injector054REMOVAL OF INJECTOR055EFI SYSTEM — Fuel system056EFI SYSTEM — Fuel system057Fuel Tank and Line058AIR INDUCTION SYSTEM
Air Flow Meter059INSPECTION OF AIR FLOW METER060Idle Speed Control (ISC) Valve061INSPECTION OF ISC VALVE062INSPECTION OF IDLE SPEED063Throttle Body064EFI SYSTEM — Air Induction System065EFI SYSTEM — Air Induction System066INSTALLATION OF THROTTLE BODY067ELECTRONIC CONTROL SYSTEM
Location of Electronic Control Parts068Main Relay069Circuit Opening Relay070Solenoid Resistor071Start Injector Time Switch072Water Temp. Sensor073Oxygen Sensor074EFI SYSTEM — Electronic Control System075Electronic Controlled Unit (ECU)076EFI SYSTEM — Electronic Control System077EFI SYSTEM — Electronic Control System078MEASURE RESISTANCE OF ECU079Fuel Cut RPM080Start Injector Time Switch