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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.0L> 13B-679 STEP 2. Check the output circuit voltage at intermediate .) (2) Remove the protector. terminals 5, 6 and 8 between connectors of the (5) Turn the ignition switch to the "ON" position. • Voltage should be between 2.0 and 3.0 volts. (8) Turn the ignition switch to the "LOCK" (OFF) position. YES : Remove the special tools and connect intermediate connector D-16. Then go to Step 3. NO : Go to Step 6. STEP 3. Check the output circuit voltage at ECM connector connector C-59 <A/T>. (2) Turn the ignition switch to the "ON" position. 92 <A/T> and ground by backprobing. • Voltage should be between 2.0 and 3.0 volts. (5) Turn the ignition switch to the "LOCK" (OFF) position. YES : Go to Step 21. AC002079 AB MB991709 MB991658 AC002082 HARNESS SIDE <A/T> <M/T> AC |