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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L ENGINE> 13B-499 STEP 7. Check the power supply voltage at fuel pump relay harness side. (2) Turn the ignition switch to the "ON" position. • Voltage should be battery positive voltage. (4) Turn the ignition switch to the "LOCK" (OFF) position. Q: Is the voltage normal? YES : Go to Step 8. intermediate connector for damage, and repair or ). If intermediate connectors are in good condition, repair harness wire STEP 8. Check for open circuit and short circuit to ground ). Then check that the malfunction is eliminated. Q: Is the harness wire in good condition? YES : Go to Step 9. is eliminated. AKX01441 A-20X HARNESS 1 2 3 4 AC AK000360AB CONNECTOR : A-20X AK000734AC CONNECTOR:D-17 |