DTC U0402-00: Signal Error From TCM: Notes

DTC U0402:00 (DSC HU/CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

DTC	U0402:00	Signal error from TCM
DETECTION CONDITION		Error detected in signal from TCM via CAN communication.
FAIL-SAFE FUNCTION		Refer to "Fail-safe function table". (See DTC TABLE (DSC HU/CONTROL MODULE) .)
POSSIBLE CAUSE		TCM malfunction
SYSTEM WIRING DIAGRAM		-