OPERATION CHECK CHECK LANE DEPARTURE ALERT MAIN SWITCH (a) Check the lane departure alert main switch (steering pad switch assembly) on/off operation. (1) Turn the ignition switch to ON. (2) Confirm that the lane departure alert indicator (green) in the combination meter assembly illuminates or turns off when the lane departure alert main switch (steering pad switch assembly) is pressed. HINT: The ON/OFF status of the lane departure alert system remains unchanged when the ignition switch is turned off and back to ON. 
|
Toyota Tundra Service Manual > Fuel System: On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CHECK FUEL PUMP OPERATION AND FOR FUEL LEAK (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. NOTICE: Do not start the engine. (c) Turn the Techstream main switch on. (d) Enter the following menus: Powertrain / Engine and ECT / Active Test ...
