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 > Occupant Classification System: Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION The front occupant detection sensor LH circuit consists of the occupant classification ECU and the front occupant detection sensor LH. DTC B1780 is set when a malfunction is detected in the front occupant detection sensor LH circuit. DTC Code DTC Detection Condition Trouble Area B1780 On ...
