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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-636 STEP 10. Measure the power supply voltage at camshaft harness side. (2) Turn the ignition switch to the "ON" position. (3) Measure the voltage between terminal No. 3 and ground. • Voltage should be battery positive voltage. (4) Turn the ignition switch to the "LOCK" (OFF) position. present? STEP 11. Check harness connector B-17X at MFI relay for YES : Repair harness wire between MFI relay connector B-17X (terminal No. 4) and camshaft position sensor NO : Repair or replace it. Refer to GROUP 00E, Harness . Then go to Step 20. 1 2 3 AK303130 HARNESS AB CAMSHAFT POSITION B-106 (B) CONNECTOR: B-106 AK303134 B-106 HARNESS 3 2 1 AB 1 2 3 4 AK303017 CONNECTOR: B-17X FRONT OF VEHICLE B-17X AB HARNESS RELAY BOX |