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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-1042 STEP 3. Using scan tool MB991958, check data list item 21: CAUTION To prevent damage to scan tool MB991958, always turn the Reference Table . a. Item 21 Engine Coolant Temperature Sensor. (4) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 4. symptom is eliminated. STEP 4. Check the cooling system. Q: Is the cooling system normal? YES : Replace the PCM. symptom is eliminated. AK303804AB MB991910 DATA LINK MB991824 MB991827 |