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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-1100 STEP 3. Measure the power supply voltage at MFI relay CAUTION Because it is difficult to distinguish the top and bottom of harness side. (2) Measure the voltage between terminals No. 1, No. 2 and ground. • Voltage should be battery positive voltage. Q: Is battery positive voltage (approximately 12 volts) present? connector for damage, and repair or replace as . If intermediate connector is in good condition, repair harness wire between relay 1 2 3 4 AK303017 CONNECTOR: B-17X FRONT OF VEHICLE B-17X AB HARNESS RELAY BOX 2 1 3 4 AK303247 B-17X HARNESS AB |