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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-379 STEP 10. Measure the power supply voltage at crankshaft harness side. (2) Turn the ignition switch to the "ON" position. • Voltage should be battery positive voltage. (4) Turn the ignition switch to the "LOCK" (OFF) position. present? STEP 11. Check harness connector B-10 at ECM for YES : Go to Step 12. Connector Inspection . Then go to Step 20. STEP 12. Check for open circuit and short circuit to YES : Replace the ECM. When the ECM is replaced, register the ID code. Refer to GROUP 42B, Diagnosis or GROUP 42C, Diagnosis − ID Codes Registration Judgment Table <Vehicles with . Then go to Step 20. NO : Repair it. Then go to Step 20. STEP 13. Check the continuity at crankshaft position harness side. (2) Check for the continuity between terminal No. 2 and ground. • Continuity (2 ohms or less) Q: Does continuity exist? YES : Go to Step 16. AK604199 1 2 3 AC B-119 harness AK604200 1 2 3 AC B-119 harness |