DTC U3000-4B; EPS Cm Abnormal Temperature: Notes

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

The EPS CM temperature could become high and may cause a burn. Before performing the work, verify that the steering column is cold.

DETECTION CONDITION & POSSIBLE CAUSE

DTC U3000:4B	EPS CM
DETECTION CONDITION	Abnormal temperature in EPS CM is detected
FAIL-SAFE FUNCTION	Control is maintained in fail mode Power steering malfunction indicator light: Not illuminated
POSSIBLE CAUSE	Due to the continuously static steering, being turned to the lock end, or other causes, the internal temperature of the EPS CM is more than the specified value. EPS CM malfunction
SYSTEM WIRING DIAGRAM	-