EN / RU / ES / FR / DE

OBDII / EOBD Diagnose-Fehlercodes Definition

Wenn Ihr Auto mit OBD-II oder EOBD ausgestattet ist, haben Sie Zugriff auf über 5.000 generische OBD-II Diagnosefehlercodes (DTCs). Diese Codes decken verschiedene Fahrzeugsysteme ab, darunter Antriebsstrang (P0XXX, P2XXX, P34XX), Karosserie (B0XXX), Fahrwerk (C0XXX) und Netzwerk/Kommunikation (U0XXX, U2XXX, U3XXX). Zusätzlich gibt es mehr als 13.500 herstellerspezifische OBD-II-Codes, die dabei helfen, Probleme zu diagnostizieren, die spezifisch für verschiedene Automarken und -modelle sind. Stellen Sie sicher, dass Sie über die richtigen Werkzeuge verfügen, um diese Fehlercodes zu verstehen und zu beheben, damit Ihr Fahrzeug reibungslos läuft.

Mit diesen OBD-II-Codes können Sie effektiv Probleme im Zusammenhang mit Motorleistung, Sicherheitsfunktionen, Fahrwerk und vielen weiteren wichtigen Komponenten diagnostizieren.

Unterstützte Hersteller mit spezifischen OBD2 Codes:

Code eingeben:
+
P
-
+
0
-
+
0
-
+
0
-
+
0
-


Detailed Description of Error U0008

OBDII error code U0008 stands for ''High Speed CAN Communication Bus (-) High''. This error code is related to the Controller Area Network (CAN) bus system in a vehicle. The CAN bus is a high-speed communication network that allows various electronic control units (ECUs) in a vehicle to communicate with each other. The error code U0008 specifically refers to a problem with the high-speed CAN communication bus, which is the (-) or negative side of the bus.

The high-speed CAN bus operates at a speed of 500 kbps and is used for critical systems such as engine control, transmission control, and safety systems. When the error code U0008 is triggered, it means that there is a problem with the communication on the high-speed CAN bus, which can cause a range of issues with the vehicle''s systems.

The error code U0008 can be caused by a variety of factors, including electrical issues, faulty components, or software problems. It''s essential to diagnose and repair the problem promptly to prevent further damage to the vehicle''s systems.

Possible Causes of Error U0008

  • Short circuit or open circuit in the high-speed CAN bus wiring
  • Corrosion or damage to the CAN bus connectors
  • Faulty or malfunctioning CAN bus transceiver
  • ECU malfunction or software issue
  • Incorrect CAN bus wiring or configuration
  • Electrical noise or interference on the CAN bus
  • Water or moisture damage to the CAN bus components
  • Manufacturing defects or faulty components

Possible Fixes for Error U0008

To fix the error code U0008, the following steps can be taken:

  • Inspect the high-speed CAN bus wiring and connectors for any signs of damage or corrosion. Repair or replace as needed.
  • Use a scan tool to monitor the CAN bus communication and identify any faulty or malfunctioning ECUs.
  • Check the CAN bus transceiver for any signs of damage or malfunction. Replace if necessary.
  • Update the ECU software to the latest version.
  • Check the CAN bus wiring and configuration to ensure it is correct and meets the manufacturer''s specifications.
  • Use a multimeter to check for any electrical noise or interference on the CAN bus.
  • Replace any faulty or malfunctioning components, such as ECUs or CAN bus transceivers.

It''s essential to note that fixing the error code U0008 may require specialized tools and expertise. If you''re not familiar with CAN bus systems or vehicle electronics, it''s recommended to seek the help of a professional mechanic or a qualified technician.