Electrical Components Inspection (Cont'd) - E.C.U. inspection table
EF & EC-344spec tableE.C.U. inspection table
NOTE
*Data are reference values.
E.C.U. inspection table
1
ITEMIgnition signal
CONDITIONEngine is running. - Idle speed
*DATA0.3 - 0.5V
1
ITEMIgnition signal
CONDITIONEngine is running. - Engine speed is 2,000 rpm
*DATAApproximately 0.9V
3
ITEMIgnition check
CONDITIONEngine is running. - Idle speed
*DATAApproximately 13V
4
ITEME.C.C.S. relay (Self-shutoff)
CONDITIONEngine is running. Ignition switch "OFF" - For approximately 5 seconds after turning ignition switch "OFF"
*DATA0 - 1V
4
ITEME.C.C.S. relay (Self-shutoff)
CONDITIONIgnition switch "OFF" - Approximately 5 seconds after turning ignition switch "OFF"
*DATABATTERY VOLTAGE (11 - 14V)
9
ITEMRadiator fan relay
CONDITIONEngine is running. - Radiator fan is not operating.
*DATABATTERY VOLTAGE (11 - 14V)
9
ITEMRadiator fan relay
CONDITIONEngine is running. - Radiator fan is operating.
*DATAApproximately 0V
11
ITEMAir conditioner relay
CONDITIONEngine is running. - Both A/C switch and blower switch are "ON".
*DATAApproximately 0V
11
ITEMAir conditioner relay
CONDITIONEngine is running. - A/C switch is "OFF".
*DATABATTERY VOLTAGE (11 - 14V)
16
ITEMAir flow meter
CONDITIONEngine is running.
*DATA0.7 - 3.0V Output voltage varies with engine revolution.
18
ITEMEngine temperature sensor
CONDITIONEngine is running.
*DATA0 - 5.0V Output voltage varies with engine water temperature.
20
ITEMThrottle sensor
CONDITIONIgnition switch "ON"
*DATA0.5 - Approximately 5V Output voltage varies with the throttle valve opening angle.
22, 30
ITEMCrank angle sensor (Reference signal)
CONDITIONEngine is running. - Do not run engine at high speed under no-load.
*DATA0.2 - 1.3V