Toyota Tundra Service Manual > Automatic Transmission System: Shift Solenoid "A" Performance (Shift Solenoid Valve S1) (P0751)
DESCRIPTION The ECM uses signals from the output shaft speed sensor and input speed sensor to detect the actual gear position (1st, 2nd, 3rd, 4th, 5th or 6th gear). Then the ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical problems of the shift solenoid val ...
