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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-139 STEP 7. Check connector B-28 at right bank heated YES : Go to Step 8. Connector Inspection ( ). Then go to Step 15. STEP 8. Check the continuity at right bank heated oxygen side. (2) Check for the continuity between terminal 2 and ground. • Should be less than 2 ohm. Q: Is the continuity normal? YES : Go to Step 11. STEP 9. Check connector C-58 at ECM <M/T> or connector YES : Go to Step 10. Connector Inspection ( ). Then go to Step 15. AK000211 CONNECTOR : B-28 AB AK000243AB B-28 HARNESS 2 1 4 3 AK000225 CONNECTOR : C-58<M/T>, C-55<A/T> C-55 C-58 PCM<A/T> ECM<M/T> AI |