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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-554 STEP 4. Using scan tool MB991958, check data list item 22: CAUTION To prevent damage to scan tool MB991958, always turn the 22, Crankshaft Position Sensor. • The tachometer and engine speed indicated on the scan tool should match. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : It can be assumed that this malfunction is intermittent. Refer to GROUP 00, How to Use − How to Cope with Intermittent Malfunctions . NO : Replace the PCM. Then go to Step 22. STEP 5. Check harness connector B-119 at the crankshaft YES : Go to Step 6. . Then go to Step 22. AK303804AB MB991910 DATA LINK MB991824 MB991827 AK303860 1 2 3 AB CONNECTOR: B-119 B-119 (GR) HARNESS |