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C1604 EPS Module(pre-charge circuit) Malfunction

AutoHex Online Help: Hyundai EON(HA) 2012
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 opreation.

DTC Detecting Condition

Item

Detecting Condition

Possible cause

DTC Strategy

Check ECU H/W

Faulty EPS CM

Enable conditions

IG ON

Threshold value

ECU H/W error occurs

Fail Safe

EPS warning lamp "ON", EPS control is inhibited

Restoration conditions

Normal condition after IG changed OFF to ON