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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-570 STEP 1. Using the oscilloscope, check the camshaft and connect test harness special tool (MB991709) between (2) Connect the oscilloscope probe to the camshaft position sensor side connector terminal No. 2. (3) Start the engine and run at idle. (4) Check the waveform. • The waveform should show a pattern similar to the illus- tration. (5) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 2. STEP 2. Check harness connector B-106 at camshaft YES : Go to Step 3. . Then go to Step 20. AK303863 1 2 3 AB CONNECTOR: B-106 B-106 (B) HARNESS CONNECTOR: AK102976AB 1 2 3 CAMSHAFT POSITION OSCILLOSCOPE MB991709 AK301961 AB 2 ENGINE REVOLUTIONS NORMAL WAVEFORM 5V AK303863 1 2 3 AB CONNECTOR: B-106 B-106 (B) HARNESS CONNECTOR: |