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MULTIPORT FUEL INJECTION(MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L> 13B-349 STEP 1. Using scan tool MB991502, read the diagnostic CAUTION To prevent damage to scan tool MB991502, always turn the Q: Is the diagnostic trouble code other than P0507 output? YES : Refer to, Diagnostic Trouble Code Chart( ). NO : Go to Step 2. STEP 2. Check the intake system vacuum leak. Q: Are there any abnormalities? YES : Go to Step 3. STEP 3. Check connector B-06 at idle air control motor for YES : Go to Step 4. Connector Inspection( ). Then go to Step 14. AC003081 AB 16 PIN MB991502 ACX02523AG IDLE AIR CONNECTOR:B-06 |