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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-140 STEP 4. Check for continuity at engine coolant (1) Disconnect the connector B-104 and measure at the harness side. (2) Check for the continuity between terminal No. 2 and ground. • Should be less than 2 ohms. Q: Does continuity exist? YES : Go to Step 7. STEP 5. Check harness connector B-21 at PCM for Q: Is the harness connector in good condition? YES : Replace the PCM. Then go to Step 9. 1 2 AK303037 HARNESS CONNECTOR: B-104 AB B-104 (B) THROTTLE AK000235 B-104 HARNESS 1 2 AQ AK303018 55 56 54 53 52 51 57 62 61 60 59 58 63 69 68 67 66 65 64 70 75 74 73 72 71 76 82 81 80 79 78 77 83 CONNECTOR: B-21 PCM AB HARNESS CONNECTOR: AIR CLEANER B-21 (B) |