How do I fix code po740?

Repairs that can fix the P0740 code may include:

  1. Replacing the torque converter clutch solenoid.
  2. Replacing the torque converter or clutch.
  3. Adding or replacing transmission fluid and filter.
  4. Replacing the powertrain control module.
  5. Overhauling the current transmission.
  6. Replacing the transmission with a brand new one.

Where is the torque converter clutch circuit located?

The torque converter is located between the rear of the engine and the front of the transmission. Inside this device is the torque converter clutch (TCC)—a component made up of a friction material that locks the converter shell onto the turbine shaft.

Where is the torque converter clutch solenoid valve?

► What Does a Torque Converter Clutch Solenoid do? Positioned between the rear of the engine and the front of the transmission is the torque converter. The torque converter is responsible for transmitting the engine’s torque and power to the transmission.

What causes po740 code?

The p0740 code means that there is a problem in the circuit between the transmission control module and the torque converter clutch solenoid. A faulty solenoid or bad wirings can cause this.

Can you replace a torque converter clutch solenoid?

Other parts such as the battery or air filter may also need to be moved if accessing through the hood. The transmission fluid will most likely need to be cleared out in order to change out the solenoid without issue. Replacing a TCC solenoid can be done as a DIY project with common manual tools.

How do you fix a torque converter clutch circuit stuck on?

What Repairs Will Fix P0742?

  1. Replace the torque converter clutch solenoid.
  2. Replace the torque converter or clutch.
  3. Change transmission fluid and filter.
  4. Repair/replace damaged wiring and connectors.
  5. Repair/replace TCM or ECU.
  6. Install a rebuilt or remanufactured transmission.

How do you check a torque converter clutch?

Put the pedal to the metal While pressing on the brake pedal, press the accelerator to the floor for two to three seconds. Don’t exceed five seconds, or you risk blowing out the transmission. The RPM the engine maxes out at is the stall speed.

https://www.youtube.com/watch?v=tDUicHtQEik