DESCRIPTION This circuit is from the parking brake switch assembly to the radio and display receiver assembly. WIRING DIAGRAM ![]() PROCEDURE
(b) Check that the display changes between ON and OFF according to the parking brake operation. OK:
HINT: This display is updated once per second. As a result, it is normal for the display to lag behind the actual parking brake operation.
(a) Disconnect the J139 radio and display receiver assembly connector. (b) Disconnect the A5 parking brake switch assembly connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Remove the parking brake switch assembly (See page
(b) Inspect the parking brake switch assembly (See page
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Toyota Tundra Service Manual > Navigation Antenna: Removal
REMOVAL PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work (See page ). 2. ...