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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-473 STEP 1. Using scan tool MB991958, check actuator test CAUTION To prevent damage to scan tool MB991958, always turn the (3) Set scan tool MB991958 to the actuator testing mode for item 02 No. 2 injector. (4) Warm up the engine to normal operating temperature: 80 °C to 95 °C (176°F to 203°F). • The idle should become slightly rougher. (5) 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 NO : Go to Step 2. STEP 2. Check harness connector B-30 at No. 2 cylinder Q: Is the harness connector in good condition? YES : Go to Step 3. Connector Inspection . Then go to Step 10. AK303804AB MB991910 DATA LINK MB991824 MB991827 M 1 2 AK303846 B-30 (GR) CONNECTOR: B-30 HARNESS CONNECTOR: AB |