OPERATION CHECK CHECK TIRE PRESSURE WARNING SYSTEM FUNCTION (a) Using the Data List, check that the current tire pressure is normal. Click here (1) Slowly reduce the tire pressure of the front or rear tires and check that the tire pressure on the Data List changes. HINT: For this vehicle, data reception from the tire pressure warning valve and transmitter may worsen while displaying the Data List and it may takes longer than usual to receive data. If data reception worsens while displaying the Data List, rapidly decrease the tire pressure by 20 to 30 kPa (this increases the valve transmission frequency). (2) Further reduce the tire pressure and check that the warning light illuminates. (b) After reducing the tire pressure, set the tire pressure to the specified value. Click here |
Toyota Tundra Service Manual > Touch Select 2-4 And High-low System: Automatic Disconnecting Differential Motor Limit Switch Circuit (P17A4)
DESCRIPTION When the A.D.D. actuator is switching between 2WD and 4WD, the DL1 and DL2 terminals of the limit switch are in one of the ON/OFF combinations listed in the table below. Terminal In 2WD Switching between 2WD and 4WD In 4WD DL1 OFF (OPEN) ON (GND) ON (GND) DL2 ON (GND) ON (GND) OFF (OPEN) ...
