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 > Side Airbag Sensor(for Crewmax): Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT SIDE AIRBAG SENSOR (a) Check that the ignition switch is OFF. (b) Check that the cable is disconnected from the battery negative (-) terminal. CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent air ...