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TROUBLESHOOTING MULTIPORT FUEL INJECTION (MPI) 13A-23 STEP 9. Check harness between B-28 (terminal • Check output line for damage. Q: Is the check result normal? YES : Go to Step 10 . NO : Repair the damaged harness wire. STEP 10. Check harness between B-28 (terminal • Check power supply line for damage. Q: Is the check result normal? YES : Go to Step 11 . NO : Repair the damaged harness wire. STEP 11. M.U.T.-II/III actuator test • Item No. 09: Fuel pressure control solenoid valve OK: Operating sound can be heard and the Q: Is the check result normal? YES : Intermittent malfunction (Refer to GROUP 00 − How to Use Troubleshooting/Inspection Service Points ). NO : Replace the engine-ECU. AK305002 1 2 AB Connector : B-28 Harness side B-28(B) AK501994 65 43 42 41 61 64 46 47 58 59 67 68 45 56 52 51 44 53 62 54 63 57 55 AB Connector: C-119 C-119 (GR) C-119 (GR) Harness side connector <L. H. drive vehicles> <R. H. drive vehicles> AK305002 1 2 AB Connector : B-28 Harness side B-28(B) AK305003 2 1 3 4 AB Connector : B-12X B-12X Harness side Relay box’s |