U2031 — Ethernet performance

Network (CAN bus, communication)

Ethernet performance

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Can I drive with U2031?

You can usually drive home and book an inspection within a few days.

Frequently asked questions

What does fault code U2031 mean?

U2031 means Ethernet performance.

Can I keep driving with U2031?

You can usually drive home and book an inspection within a few days.

Related fault codes

• U2030 — Ethernet communication error
• U2032 — Ethernet link failure
• U2033 — Ethernet — no link partner detected
• U2000 — Audio bus communication error
• U2001 — Audio bus performance
• U2002 — Audio bus circuit short to battery
• U2003 — Audio bus circuit short to ground
• U2004 — Audio bus circuit open
• U2005 — Audio bus data integrity failure
• U2006 — Audio bus message count incorrect

Get a full diagnosis for U2031 with AutoUncover.