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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-247 STEP 8. Measure the sensor offset voltage at ECM ECU check harness special tool MB992110 between the (2) Turn the ignition switch to the "ON" position. (3) Measure the voltage between terminal No. 41 and ground. • Voltage should be between 0.4 and 0.6 volt. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 9. intermediate connector for damage, and repair or . If intermediate connector is in good condition, repair harness wire STEP 9. Check for open circuit and harness damage . Then go to Step 12. Q: Is the harness wire in good condition? YES : Go to Step 10. AK604040 ECM AB Body side harness MB992110 AK604187 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 AB Power plant ECU |