HomeB1090 · Code meaning and manufacturer information
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B1090

Code meaning and manufacturer information

B1090

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

4

Original wording in English

AUDI

Reported code forms B109009

This bulletin provides information for when the Air distribution or heating.cooling adjustment are inoperative; DTC B109209, B174F09, B109009, B116909, B108C09, B10B709.

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22-01-076H-1

HYUNDAI

Reported code forms B109052

Some 2021 ~ 2022MY Elantra (CN7, CN7a, CN7 HEV) vehicles may exhibit a condition with multiple warning lights displayed on the instrument cluster and various symptoms; multiple DTCs (Diagnostic Trouble Code), reduction…

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22-01-076H

HYUNDAI

Reported code forms B109052

Some 2021 ~ 2022MY Elantra (CN7, CN7a, CN7 HEV) vehicles may exhibit a condition with multiple warning lights displayed on the instrument cluster and various symptoms; multiple DTCs (Diagnostic Trouble Code), reduction…

Read communication ↗

21-01-056H

HYUNDAI

Reported code forms B109052

Some 2021 Elantra (CN7) vehicles may exhibit a condition with multiple warning lights displayed on the instrument cluster and various symptoms; multiple DTCs (Diagnostic Trouble Code), reduction in power steering…

Read communication ↗

Check vehicle applicability

10

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

MakeModelModel year
AudiE-TRON GT2024
AudiE-TRON GT2023
AudiE-TRON GT2022
AudiRS E-TRON GT2024
AudiRS E-TRON GT2023
AudiRS E-TRON GT2022
HyundaiELANTRA2022
HyundaiELANTRA2021
HyundaiELANTRA HYBRID2022
HyundaiELANTRA HYBRID2021

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.