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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) 13A-29 PATTERN 3 . Drive cycle Inspection • Engine coolant temperature: More than 30° C (86° F) • Intake air temperature: More than −10° C (14° F) • Barometric pressure: More than 76 kPa (22.5 inHg) • Condition of TC-SST: Shift lever "D" range Test 1. Start the engine with all accessories switched OFF. • Engine speed: Less than 3,500 r/min • Airflow rate: More than 13 g/sec, less than 45 g/sec • Accelerator pedal: Except full close • Without rapid accelerator pedal movement 3. Release the accelerator pedal for 5 seconds. • Engine speed: Less than 3,500 r/min • Airflow rate: More than 13 g/sec, less than 45 g/sec • Accelerator pedal: Except full close • Without rapid accelerator pedal movement NOTE: When the system is normal, the monitor is completed earlier. 5. Stop the vehicle in a safe place and turn the ignition switch to "LOCK" (OFF) position. NOTE: When the vehicle is operating normally and the OBD-II Drive Cycle is carried out, 7. Confirm that the diagnostic trouble code (DTC) is not output. AK402432 (2) (1) (3) 5 Minutes Ignition During the monitor 3,500 r/min Engine speed AD (4) (5) 3 Minutes 5 Seconds During the monitor Time |