|
|
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) 13A-551 DESCRIPTIONS OF MONITOR METHODS on to off. . MONITOR EXECUTION . 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) • Not applicable . DTC SET CONDITIONS Logic Flow Chart . Check Conditions • Engine is being cranked. • Battery positive voltage is between 10 and 16.5 volts. Judgment Criteria • The evaporative emission ventilation solenoid coil surge voltage (battery positive voltage + 2 • The PCM monitors for this condition once during the drive cycle. Check Conditions • Battery positive voltage is at between 10 and 16.5 volts. • ON duty cycle of the evaporative emission purge solenoid is 0 percent. • Evaporative emission ventilation solenoid is ON. • More than 1 second has elapsed after the above mentioned conditions have been met. MONITORING CONDITIONS NO NO YES YES GOOD MALFUNCTION WAS SURGE VOLTAGE (> VB+2V) DETECTED? START END AK302954 |