DTC U0420: 00 Abnormal Message From EPS Cm: Notes

DTC U0420:00 (DSC) DETECTION CONDITION AND POSSIBLE CAUSE

DTC	U0420:00	Abnormal message from EPS CM
DETECTION CONDITION	Correct data cannot be received from EPS CM
FAIL-SAFE FUNCTION	Illuminates the TCS/DSC indicator light and master warning light. Tire pressure monitoring system warning light illuminates after flashes. Inhibits the TCS, DSC, roll over mitigation (ROM), TPMS, and smart city brake support (SCBS) controls. *: Vehicles with smart city brake support (SCBS)
POSSIBLE CAUSE	EPS CM malfunction
SYSTEM WIRING DIAGRAM	-