Vehicle Identification And Serial Numbers VEHICLE IDENTIFICATION AND SERIAL NUMBERS 1. VEHICLE IDENTIFICATION NUMBER (a) The vehicle identification number is stamped on the vehicle identification number plate and certification label, as shown in the illustrations. (1) Vehicle Identification Number Plate  (2) Certification Label  (3) Frame Number  2. ENGINE SERIAL NUMBER AND TRANSMISSION SERIAL NUMBER (a) The engine serial number is stamped on the cylinder block of the engine and the transmission serial number is stamped on the housing as shown in the illustrations. (1) Engine Serial Number  (2) Transmission Serial Number  |
Toyota Tundra Service Manual > Automatic Transmission System: Shift Solenoid "B" Performance (Shift Solenoid Valve S2) (P0756)
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 ...
