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 ...
Line pressure test
Work Procedure
INSPECTION
Check the engine oil level. Replenish if necessary. Refer to LU
"Inspection".
Check for CVT fluid leaks. Refer to TM "Inspection".
Drive for about 10 minutes to warm up the vehicle so that the CVT fluid
temperature is 50 to 80C (122 to
...