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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-21 . Test 1. Engine: start − 97 km/h (55 − 60 mph). 3. Travel for 200 seconds or more while keeping the vehicle speed at 89 − 97 km/h (55 − 60 mph). 4. While keeping the accelerator pedal opening degree constant, keep the vehicle speed at 89 − 97 km/h (55 − 60 mph) and travel for 150 seconds or more. (During monitor) 5. Return the vehicle to the shop, then turn the ignition switch to "LOCK" (OFF) position. − Evaporative Emission control System Incorrect Purge Flow . If DTC P0442 is output, refer to DTC P0442 − Evaporative Emission control System Leak Detected (Small Leak) If DTC P0451 is output, refer to DTC P0451 − Evaporative Emission control System Pressure Sensor Range/performance If DTC P0452 is output, refer to DTC P0452 − Evaporative Emission control System Pressure Sensor Low Input If DTC P0453 is output, refer to DTC P0453 − Evaporative Emission control System Pressure Sensor High Input . If DTC P0455 is output, refer to DTC P0455 − Evaporative Emission control System Leak Detected (Gross Leak) If DTC P0456 is output, refer to DTC P0456 − Evaporative Emission control System Leak Detected (Very Small Leak) EVAPORATIVE EMISSION SYSTEM LEAK MONITOR |