1.CHECK OPERATION OF METER BUZZER
1. Select BUZZER of BCM(BUZZER) on CONSULT.
2. Perform LIGHT WARN ALM of Active Test.
Does meter buzzer beep?
YES >> Inspection End.
NO >> GO TO 2.
2.CHECK COMBINATION METER INPUT SIGNAL
Select the DATA MONITOR for the METER/MA and check the BUZZER monitor value.
BUZZER
Under the condition of buzzer input : On
Except above : Off
Is the inspection result normal?
YES >> Replace combination meter. Refer to MWI "Removal and Installation" (Type A) or MWI "Removal and Installation" (Type B).
NO >> Replace BCM. Refer to BCS "Removal and Installation" (with Intelligent Key) or BCS "Removal and Installation" (without Intelligent Key).
Regarding Wiring Diagram information, refer to WCS "Wiring Diagram".
1.CHECK POWER SUPPLY OF COMBINATION METER
Check power supply of combination meter. Refer to MWI "COMBINATION METER : Diagnosis Procedure" or MWI "COMBINATION METER : Diagnosis Procedure".
NOTE: To identify combination meter type, refer to MWI "Information".
Is the inspection result normal?
YES >> Inspection End.
NO >> Repair power supply circuit of combination meter.
P0743 Torque converter
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0743
Torque Converter Clutch Circuit
Electrical
The following diagnosis conditions
are met, and the TCM
torque converter clutch solenoid
valve current monito ...
C1607, C1608 EPS Control unit
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn
ignition switch OFF and
wait at least 10 seconds before conducting the next test.
>> GO TO 2 ...