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U0456

Code meaning and manufacturer information

OBD-II / DTC

Reference meaning

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

Narrow by vehicle

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

Scan worksheet →

Manufacturer communications

1

Original wording in English

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PS647 ↗

KIA

PITSTOP: ENGINE ELECTRIC WATER PUMP (EWP) CONNECTOR AND PIGTAIL ISSUES FOR DTC U045600 - This Pitstop provides information regarding DTC U045600 on some 2017-2020MY Niro (P/HEV) vehicles, which may set due to the EWP and/or harness connectors (C102) being contaminated with coolant. In the event that this DTC is set, throughly in…

Check vehicle applicability

8

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

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MakeModelModel year
KiaNIRO ↗2020
KiaNIRO ↗2019
KiaNIRO ↗2018
KiaNIRO ↗2017
KiaNIRO PHEV ↗2020
KiaNIRO PHEV ↗2018
KiaNIRO PHEV ↗2017
KiaNIRO PLUG-IN HYBRID ↗2019

Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.