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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-289 MONITOR EXECUTION CONDITIONS (Other Other Monitor (There is no temporary DTC stored in memory for the item monitored below) • Not applicable Sensor (The sensor below is determined to be normal) • Engine coolant temperature sensor . DTC SET CONDITIONS Logic Flow Chart . Check Conditions • 60 seconds have elapsed from the start of the previous monitoring. • Engine coolant temperature is higher than 20°C (68 °F). • While the right bank heated oxygen sensor (rear) heater is on. • Battery positive voltage is at between 11 and 16.5 volts. Judgment Criteria • The right bank heated oxygen sensor (rear) heater current has continued to be lower than . OBD-II DRIVE CYCLE PATTERN − OBD-II Drive Cycle − Procedure 6 . . START END YES YES YES YES NO NO NO NO MALFUNCTION GOOD CONTINUOUS FAILURE FOR 4secs MONITORING CONDITIONS CURRENT < 0.16A CURRENT > 5.0A AK302401 |