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Home >> Kia >> 2023 >> Sorento Plug-In Hybrid SX Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Motor Driven Power Steering System Diagnosis (PHEV)) >> DTC C1704-01: ECU Fail-Safe Relay Fail >> General Description

DTC C1704-01: ECU Fail-Safe Relay Fail: General Description

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.

Driven Power Steering (MDPS) ECU has a relay to cut off current to a motor if abnormal operation is detected. MDPS ECU checks a condition of relay while ignition ON.