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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE> 13A-746 STEP 15. Check for clogging in evaporative emission Use a hand vacuum pump to test each hose L and M. Q: Are the hoses in good condition? YES : Go to Step 16. STEP 16. Check the evaporative emission canister for GROUP 17, Evaporative Emission Canister and Fuel Tank (2) Connect a hand vacuum pump to the evaporative emission canister and plug the other nipples. (3) Apply a pressure on the hand vacuum pump, and confirm that air is maintained. (4) When the plugs are removed, check for air leakage. evaporative emission canister (Refer to GROUP 17, ). Q: Is the evaporative emission canister in good condition? YES : Go to Step 17. GROUP 17, Evaporative Emission Canister and Fuel ). Then go to Step AC306776 AB HOSE M HOSE L <EXCEPT VEHICLES FOR CALIFORNIA AC306776 AC307258AB HOSE M HOSE L <VEHICLES FOR CALIFORNIA EMISSION AC305682 AB PLUGS |