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Network communication

U0080

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.

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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.

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Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

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Manufacturer communications

18

Original wording in English

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JEEP, RAM

TBM2.0H Setting U0080-00. Do not replace TBM ECU or SGW. If replacement is determined, Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders, Warranty, Mopar, Customer Pay and Service Contract. Order "68" part number for New, Unsold units only. Under certain conditions, SGW Module may take longer t…

9100788 ↗

DODGE

Under certain conditions, TBM Module may take longer to establish Ethernet communication after boot up. If it takes longer than 5 seconds, The SGW2.0 module will set DTC U0080 - Ethernet Bus 1. As soon as TBM responds, the SGW2.0 will demature the DTC and move it to STORED. This issue should not cause any customer related sympto…

9100786 ↗

JEEP, RAM

TBM2.0H Setting U0080-00. Do not replace TBM ECU or SGW. Under certain conditions, SGW Module may take longer to establish Ethernet communication after boot up. If it takes longer than 30 seconds, The TBM2.0H module will set DTC U0080 - Ethernet Bus 1. As soon as SGW responds, the TBM2.0H will demature the DTC and move it to STO…

9100782 ↗

DODGE

TBM2.0H Setting U0080-00. Do not replace TBM ECU or SGW. Under certain conditions, SGW Module may take longer to establish Ethernet communication after boot up. If it takes longer than 30 seconds, The TBM2.0H module will set DTC U0080 - Ethernet Bus 1. As soon as SGW responds, the TBM2.0H will demature the DTC and move it to STO…

Check vehicle applicability

31

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
AudiA6 ↗2019
AudiA7 ↗2019
DodgeCHARGER ↗2026
DodgeCHARGER ↗2025
DodgeCHARGER ↗2024
JeepCHEROKEE ↗2026
JeepGRAND CHEROKEE ↗2026
JeepGRAND CHEROKEE ↗2025

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.