EPS System: Fail-Safe

If any malfunction occurs in the system and control module detects the malfunction, power steering warning lamp on combination meter turns ON to indicate system malfunction.
When power steering warning lamp is ON, the system enters into a manual steering state. (Control turning force steering wheel becomes heavy.)

DTC	Fail-safe condition
C1601-16	Manual steering state
C1601-17
C1604-96
C1608-43	Normal state (According to default calibration)
C1608-46	Normal state (According to default calibration)
C1608-49	Manual steering state
C1608-52	Normal state
C1608-54	Normal state (According to default calibration)
C1615-4B	Limit steering assist level state
C161A-82	Constant steering assist level state
C161A-83
C161A-86
C161B-82
C161B-83
C161B-86
C161C-82	Normal state
C161C-83
C161C-86
C161E-82
C161E-83
C161E-86
C161F-86	Lock the drive mode function to the last position or STANDARD/AUTO position
C1620-82	Normal state
C1620-83
C1621-86
C1622-86
C1624-00	Slowly reducing assistance state
C1632-86	Normal state
C1633-86
C1634-86
C163A-86
C163E-86
U0076-00
U1321-55	Normal state (According to default calibration)
U2140-87	Normal state
U2148-87	Normal state or constant steering assist level state
U214F-87	Normal state
U2156-87
U215B-87
U2176-87	Normal state or lock the drive mode function to the last position or STANDARD/AUTO position