SYSTEM DESCRIPTION 1. GENERAL (a) By operating the seat heater switch, which is located in the air conditioning control assembly, the temperature is controlled to 3 settings.
(b) Whether the seat heater is on or off can be determined by checking if the indication is located in air conditioning control assembly. (c) The seat heaters of both seats are controlled by the seat heater switches, which are located on the air conditioning control assembly. |
Toyota Tundra Service Manual > Automatic Transmission System: Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION (a) When troubleshooting On-Board Diagnostic (OBD II) vehicles, the vehicle must be connected to the OBD II scan tool (complying with SAE J1978). Various data output from the vehicle's ECM can then be read. (b) OBD II regulations require that the vehicle's on-board co ...