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TROUBLESHOOTING MULTIPORT FUEL INJECTION (MFI) 13A-99 STEP 4. Measure voltage at B-04 No. 3 injector Disconnect connector, and measure at harness Ignition switch: ON Voltage between terminal No. 1 and earth. OK: System voltage Q: Is the check result normal? YES : Go to Step 6 . NO : Go to Step 5 . STEP 5. Connector check: B-17X engine control Q: Is the check result normal? YES : Check and repair harness between B-17X (terminal No. 1) engine control relay Check power supply line for NO : Repair. STEP 6. Connector check: B-17X engine control Q: Is the check result normal? YES : Go to Step 7 . NO : Repair. AK300265 M 1 2 Harness side connector Connector: B-04 AE B-04 (GR) AK300255 2 1 3 4 Relay box’s AB CONNECTOR: B-17X B-17X Harness side AK300265 M 1 2 Harness side connector Connector: B-04 AE B-04 (GR) AK300255 2 1 3 4 Relay box’s AB CONNECTOR: B-17X B-17X Harness side |