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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-793 STEP 4. Test the OBD-II drive cycle. (1) Carry out a test drive with the drive cycle pattern. Refer to Diagnostic Function − OBD-II Drive Cycle − Procedure 6 − Other Monitor (2) Check the diagnostic trouble code (DTC). YES : Retry the troubleshooting. DTC P0507: Idle Control Sytem RPM Higher Than Expected CAUTION If DTC P0507 has been set, TCL related DTC . TECHNICAL DESCRIPTION • The amount of air taken in during idling is regu- lated by the opening and closing of the throttle • The PCM checks the difference between the actual engine speed and the target engine speed. . DESCRIPTIONS OF MONITOR METHODS over the specified value. . MONITOR EXECUTION . MONITOR EXECUTION CONDITIONS (Other Other Monitor (There is no temporary DTC stored in memory for the item monitored below) • Misfire monitor • Exhaust gas recirculation (EGR) system monitor • Fuel system monitor Sensor (The sensor below is determined to be normal) • Mass airflow sensor • Engine coolant temperature sensor • Intake air temperature sensor • Barometric pressure sensor • Throttle position sensor . |