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U0285

Code meaning and manufacturer information

U0285

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.

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

Manufacturer communications

7

Original wording in English

HYUNDAI

Reported code forms U028500

Certain Palisade (LX3) and Palisade Hybrid (LX3 HEV) vehicles may exhibit a “Check Active Air Flap System" warning message, Engine MIL ON, and/or “Low Engine Oil" warning message, due to improper operation of the Active…

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HYUNDAI

Reported code forms U028500

Certain Palisade (LX3) and Palisade Hybrid (LX3 HEV) vehicles may exhibit a “Check Active Air Flap System” warning message, Engine MIL ON, and/or “Low Engine Oil” warning message, due to improper operation of the Active…

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26-01-026H DCS

HYUNDAI

Reported code forms U028500

Certain Palisade (LX3) and Palisade Hybrid (LX3 HEV) vehicles may exhibit a “Check Active Air Flap System" warning message, Engine MIL ON, and/or “Low Engine Oil" warning message, due to improper operation of the Active…

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26-01-026H TSB

HYUNDAI

Reported code forms U028500

Certain Palisade (LX3) and Palisade Hybrid (LX3 HEV) vehicles may exhibit a “Check Active Air Flap System” warning message, check engine light on, and/or “Low Engine Oil” warning message, due to improper operation of…

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SSM 50870

FORD

Reported code forms U0285

Some 2022 Broncos equipped with a 2.3L engine and built on 01-Apr-2022 and through 08-Apr-2022 may exhibit a charging system fault message displayed in the IPC and diagnostic trouble codes (DTCs) U012D, U0284 and/or…

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SSM 50737

FORD

Reported code forms U0285

Some 2021-2022 F-150 vehicles equipped with a 2.7L EcoBoost engine may experience a Check Charging System message displayed in the instrument panel cluster (IPC). The following diagnostic trouble codes (DTCs) may also…

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Check vehicle applicability

6

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

MakeModelModel year
FordBRONCO2022
FordBRONCO2021
FordF-1502022
FordF-1502021
HyundaiPALISADE2026
HyundaiPALISADE HYBRID2026

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.

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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.