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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-1084 STEP 13. Check the EGR system. − General . Q: Is the EGR system normal? YES : Go to Step 14. symptom is eliminated. STEP 14. Using scan tool MB991958, check data list item CAUTION To prevent damage to scan tool MB991958, always turn the 59, Heated Oxygen Sensor bank 2, sensor 2 (left rear). • Average voltage should be 0.6 volt or less, when idling. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 16. Then confirm that the malfunction symptom is STEP 15. Check the fuel pressure. − Fuel Pressure Test Q: Is the fuel pressure normal? YES : Go to Step 16. symptom is eliminated. AC305412 AB MB991910 DATA LINK CONNECTOR MB991824 MB991827 |