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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-427 STEP 8. Check the power supply voltage at interlock side. (2) Turn the ignition switch to the "START" position. • Voltage should be battery positive voltage. (4) Turn the ignition switch to the "LOCK" (OFF) position. Q: Is the voltage normal? YES : Go to Step 9. damage, and repair or replace as required. Refer to ). If intermediate connectors is in good condition, repair harness wire between starter relay connector STEP 9. Check the continuity at interlock switch harness side. (2) Check for the continuity between terminal 1 and ground. • Should be less than 2 ohm. Q: Is the continuity normal? YES : Replace the ECM. Then confirm that the malfunction symptom is eliminated. NO : Repair harness wire between interlock switch connector C-02 terminal 1 and ground because of AK000384AB C-02 HARNESS 2 1 AK000385AB C-02 HARNESS 2 1 |