The TP sensor indicates the throttle plate angle. If the driver accelerates to broad-open throttle, the TCM disengages the TCC to downshift. Now you are able to consider to apply the drive gear. Listen carefully If you're able to listen to any signs of sounds in the torque converter. A https://torqueconverterclutch68912.wizzardsblog.com/33923652/about-torque-converter-clutch