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Home DTC Codes B0141 Medium · 30-60min
B0141 Warning

OBD2 code B0141: Body control module (BCM)

BCM module malfunction.

ECU: BCM

Detected Root Component

Body Component

Confidence level: low

Observed Symptoms

  • Inoperative window regulator
  • Faulty central locking
  • Dashboard errors

Possible Causes

  • Faulty BCM module
  • Blown fuse
  • Damaged wiring
  • Corroded connector
Diagnostic Progress 0 %
Difficulty Medium
Est. time 30-60min
Tools Required 5 tool(s)

Tools Required

multimeter (with ohms and continuity) OBD scanner (SRS capable) wiring diagram terminal drag tool safety glasses

Interactive Diagnostic

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Diagnostic Result

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certainty points

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Parts likely to be the cause (Boîtier fusibles / BSI)

Boîtier fusibles / BSI

Boîtier fusibles / BSI

Photo d'illustration : Boîtier fusibles / BSI

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Frequently asked questions about code B0141

What does code B0141 mean?

OBD2 code B0141: Body control module (BCM). BCM module malfunction.

What are the symptoms of code B0141?

Code B0141 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 B0141?

The most common causes of code B0141 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 B0141?

Code B0141 has moderate severity (Warning). Short-term driving remains possible, but a prompt check is recommended to prevent worsening.

How do I fix code B0141?

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: Medium · Estimated time: 30-60min.