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TROUBLE DIAGNOSIS EC-123 C D E F G H I J K L M A EC NOTE: DATA MONITOR (SPEC) MODE NOTE: LO SPEED CUT ● Indicates the vehicle cruise condition. AT OD MONITOR ● Indicates [ON/OFF] condition of A/T O/D AT OD CANCEL ● Indicates [ON/OFF] condition of A/T O/D can- CRUISE LAMP ● Indicates [ON/OFF] condition of CRUISE SET LAMP ● Indicates [ON/OFF] condition of SET lamp Voltage ● Voltage, frequency, duty cycle or pulse width ● Only “#” is displayed if item is unable to ● Figures with “#”s are temporary ones. Frequency DUTY-HI DUTY-LOW PLS WIDTH-HI PLS WIDTH-LOW Monitored item [Unit] ECM INPUT SIG- NALS MAIN SIG- NALS Description Remarks Monitored item [Unit] ECM INPUT SIG- NALS MAIN SIG- NALS Description Remarks ENG SPEED [rpm] × × ● Indicates the engine speed computed MAS A/F SE-B1 [V] × × ● The signal voltage of the mass air flow ● When engine is running specification B/FUEL SCHDL × ● “Base fuel schedule” indicates the fuel ● When engine is running specification A/F ALPHA-B1 [%] × ● The mean value of the air-fuel ratio feed- ● When engine is running specification ● This data also includes the data for the |