P0740
Torque Converter Clutch Circuit
OBD-II
Transmission
What it means
Torque converter clutch circuit fault — shudder at highway speed and worse fuel economy.
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Check your car freeRelated codes
P0218
Transmission Fluid Over Temperature Condition
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P0700
Transmission Control System (MIL Request)
TransmissionMedium
P0701
Transmission Control System Range/Performance
TransmissionMedium
P0702
Transmission Control System Electrical
TransmissionMedium
P0705
Transmission Range Sensor Circuit (PRNDL Input)
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P0706
Transmission Range Sensor Circuit Range/Performance
TransmissionMedium
P0707
Transmission Range Sensor Circuit Low
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P0708
Transmission Range Sensor Circuit High
TransmissionMedium
General reference only — what a code means can vary by make and model. Confirm with a qualified technician.