DESCRIPTION The main body ECU (multiplex network body ECU) sends signals to the tire pressure warning ECU and receiver via a direct line.
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
PROCEDURE
(a) Disconnect the P21 tire pressure warning ECU and receiver connector. (b) Disconnect the J165 main body ECU (multiplex network body ECU) connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance:
(a) Replace the tire pressure warning ECU and receiver. Click here
(a) Clear the DTCs. Click here (b) Turn the ignition switch off. (c) Turn the ignition switch to ON. (d) Check for DTCs. Click here OK: DTC C2179/79 is not output.
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Toyota Tundra Service Manual > Seat Belt Warning System: System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Communication Method Center airbag sensor assembly Main body ECU (driver side junction block assembly) Front seat inner belt assembly LH buckle switch CAN Combination meter assembly Front seat inner belt assembly RH buckle switch Occupant det ...