Inspection INSPECTION PROCEDURE 1. INSPECT FUEL TANK CAP ASSEMBLY (a) Visually check if the cap and/or gasket are deformed or damaged.  Text in Illustration
If the result is not as specified, replace the fuel tank cap assembly or gasket.  NOTICE: Confirm that ID mark S is printed on the replacement fuel tank cap. Text in Illustration
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Toyota Tundra Service Manual > Meter / Gauge System: Communication with BODY ECU (Receive) (U0142)
DESCRIPTION The combination meter assembly communicates with the main body ECU (multiplex network body ECU) via the CAN line. DTC Code DTC Detection Condition Trouble Area U0142 When either of following conditions is detected: IG voltage 10.5 V or more No communication with main body ECU (multiplex ...
