OBD2 code U0261: Bad data received
Invalid data received on the bus.
Detected Root Component
Network Component
Observed Symptoms
- Loss of communication between modules
- Dashboard errors
Possible Causes
- Damaged CAN wiring
- Defective sensor
- Incorrect module configuration
- Damaged wiring
Tools Required
Interactive Diagnostic
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Diagnostic Result
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Parts likely to be the cause (Moteur (général))
Moteur (général)
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Frequently asked questions about code U0261
What does code U0261 mean? ▾
OBD2 code U0261: Bad data received. Invalid data received on the bus.
What are the symptoms of code U0261? ▾
Code U0261 may cause: Loss of communication between modules, Dashboard errors. The intensity of these symptoms varies depending on the vehicle and driving conditions.
What causes code U0261? ▾
The most common causes of code U0261 are: Damaged CAN wiring, Defective sensor, Incorrect module configuration, Damaged wiring. A proper OBD2 diagnostic will pinpoint the exact cause.
Is it serious to drive with code U0261? ▾
Code U0261 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.
How do I fix code U0261? ▾
Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Damaged CAN wiring, Defective sensor, Incorrect module configuration, Damaged wiring. Difficulty: Medium · Estimated time: 30-60min.