FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

General Information





C1604 ECU Hardware Error

General Information

Component Location





General Description

EPS (MDPS=Motor Driving Power Steering) Control Module monitors internal circuit to protect abnormal operation. This test includes hardware (MCU, RAM, ROM and so on) test.

DTC Description

EPS (MDPS=Motor Driving Power Steering) Control Module checks operating condition of H/W periodically. EPS CM (Control Module) 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