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C1704 ECU Fail-Safe Relay Fault
AutoHex Online Help: Hyundai ELANTRA(MD) 2012
Component Location
General Description
EPS(MDPS=Motor Driving Power Steering) CM has a relay to cut off current to a motor if abnormal operation is detected.
EPS CM checks a condition of relay while ig ON.
DTC Description
EPS(MDPS=Motor Driving Power Steering) CM sets this code and turns on warning lamp if a relay can't be on state when it receives a commend to turn it on.
DTC Detecting Condition
Item | Detecting Condition | Possible cause |
DTC Strategy | Check relay state
| Faulty fail safe relay |
Enable conditions | IG ON
|
Threshold value | Relay isn't operated
|