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: Pressure Control Solenoid "A" Electrical (Shift Solenoid Valve SL1) (P0748)
DESCRIPTION Shifting from 1st to 6th is performed in combination with the ON and OFF operation of the shift solenoid valves SL1, SL2, S1, S2, S3, S4 and SR, which are controlled by the ECM. If an open or short circuit occurs in the shift solenoid valves, the ECM controls the remaining normal shift s ...
