OBD2 code B0145: Body control module (BCM)
BCM module malfunction.
Detected Root Component
Body Component
Observed Symptoms
- Inoperative window regulator
- Faulty central locking
- Dashboard errors
Possible Causes
- Faulty BCM module
- Blown fuse
- Damaged wiring
- Corroded connector
Tools Required
Interactive Diagnostic
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Diagnostic Result
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Parts likely to be the cause (Boîtier fusibles / BSI)
Boîtier fusibles / BSI
Photo d'illustration : Boîtier fusibles / BSI
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Frequently asked questions about code B0145
What does code B0145 mean? ▾
OBD2 code B0145: Body control module (BCM). BCM module malfunction.
What are the symptoms of code B0145? ▾
Code B0145 may cause: Inoperative window regulator, Faulty central locking, Dashboard errors. The intensity of these symptoms varies depending on the vehicle and driving conditions.
What causes code B0145? ▾
The most common causes of code B0145 are: Faulty BCM module, Blown fuse, Damaged wiring, Corroded connector. A proper OBD2 diagnostic will pinpoint the exact cause.
Is it serious to drive with code B0145? ▾
Code B0145 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.
How do I fix code B0145? ▾
Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Faulty BCM module, Blown fuse, Damaged wiring, Corroded connector. Difficulty: moderate · Estimated time: 45-90min.