General Information

C1604 ECU Hardware Error

General Information

Component Location





General Description

EPS CM monitors internal circuit to protect abnormal operation. This test includes hardware (MCU, RAM, ROM and so on) test.

DTC Description

EPS CM checks operating condition of H/W periodically. EPS CM sets this code and turns on warning lamp if there is a fault in H/W. At that time EPS CM inhibits EPS operation.

DTC Detecting Condition