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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-761 STEP 14. Check harness connector B-21 at intermediate YES : Go to Step 15. Connector Inspection . Then confirm that the malfunction symptom is eliminated. STEP 15. Check harness connector B-10 at ECM and YES : Go to Step 16. Connector Inspection . Then confirm that the malfunction symptom is eliminated. STEP 16. Check for harness damage between injector ECM connector. a. Injector connector B-101 (terminal No. 2) and ECM con- nector B-10 (terminal No. 2) at No. 1 cylinder injector. b. Injector connector B-120 (terminal No. 2) and ECM con- nector B-10 (terminal No. 3) at No. 2 cylinder injector. c. Injector connector B-103 (terminal No. 2) and ECM con- nector B-10 (terminal No. 18) at No. 3 cylinder injector. d. Injector connector B-116 (terminal No. 2) and ECM con- nector B-10 (terminal No. 19) at No. 4 cylinder injector. e. Injector connector B-104 (terminal No. 2) and ECM con- nector B-10 (terminal No. 50) at No. 5 cylinder injector. f. Injector connector B-115 (terminal No. 2) and ECM con- nector B-10 (terminal No. 51) at No. 6 cylinder injector. • Should be less than 2 ohms. Q: Is the measured resistance less than 2 ohms? YES : Go to Step 17. is eliminated. AK700206 M 1 2 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 B-101, B-103, B-104, AB B-10 harness |