DESCRIPTION These DTCs are stored when the CAN communication system is malfunctioning.
PROCEDURE
(a) Clear the DTCs. Click here (b) Check for DTCs. Click here OK: DTC U023A is not output.
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Toyota Tundra Service Manual > Tire Pressure Warning System: Data List / Active Test
DATA LIST / ACTIVE TEST READ DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very useful because intermittent conditions or signals may b ...