DIAGNOSIS SYSTEM 1. DESCRIPTION The 4 wheel drive control ECU records DTCs when the ECU detects a malfunction in the ECU itself or in system circuits. The DTCs can be read through the DLC3 of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform troubleshooting. 2. CHECK DLC3 (a) Inspect the battery voltage. Standard voltage: 11 to 14 V If the voltage is below 11 V, recharge the battery before proceeding. (b) Check the DLC3 (See page 3. FUNCTION OF INDICATOR LIGHT (a) When a problem occurs in the touch select 2-4 and high-low system, the 4HI and 4LO indicator lights on the combination meter assembly rapidly blink* to inform the driver of the problem.
|
Toyota Tundra Owners Manual > Using the air conditioning
system: Seat heaters/
seat ventilators
The seat heaters and ventilators heat the seats and maintain good airflow by blowing air from the seats. Seat heaters Turns the seat heater on Hi Mid Lo Off The level indicator lights come on. Press the "" on the button to up and "" to down, and off. Seat ventilators ■ Seat heater Turns the seat ...
).
