P1744 MERCURY - Torque Converter Clutch System Stuck in Off Position
- Low transmission fluid level
- Dirty transmission fluid
- Faulty torque converter clutch solenoid valve
- Torque converter clutch solenoid valve harness or connectors
- Torque converter clutch solenoid valve circuit is open or shorted
- Transmission internal mechanical problem
1996-2003 Mercury Sable
When is the code detected?
- Engine Light ON (or Service Engine Soon Warning Light)
P1744 MERCURY Description
Lock-up operation, however, is prohibited when A/T fluid temperature is too low.
When the accelerator pedal is depressed (less than 2/8) in lock-up condition, the engine speed should not change abruptly. If there is a big jump in engine speed, there is no lock-up.
Need more help?
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