OBD Guide
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B2325

LIN Communication Bus Malfunction

B2325 is an OBD-II diagnostic trouble code meaning: LIN Communication Bus Malfunction. Common causes: open or short in lin wiring harness, poor contact in connectors. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Some electronic systems do not work (for example, heated seats, sensors)
  • Check Engine light comes on
  • Malfunctions of comfort systems

Causes

  • Open or short in LIN wiring harness
  • Poor contact in connectors
  • Fault in one of the modules connected to the LIN bus
  • Problems with module power supply

How to Fix

  1. Check the integrity of the LIN wiring harness
  2. Inspect and clean all connectors on the LIN bus
  3. Check the power supply of the modules connected to the bus
  4. Disable the modules one by one to identify the faulty one.

Related codes

U0121U0155B2326

FAQ

What does the B2325 code mean?

B2325 is an OBD-II diagnostic trouble code that indicates: LIN Communication Bus Malfunction

What causes a B2325 error code?

The most common causes of B2325 include: Open or short in LIN wiring harness; Poor contact in connectors; Fault in one of the modules connected to the LIN bus; Problems with module power supply.

How do I fix a B2325 diagnostic trouble code?

To fix B2325: Check the integrity of the LIN wiring harness. Inspect and clean all connectors on the LIN bus. Check the power supply of the modules connected to the bus. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2325?

Limited driving only, diagnose soon

How much does it cost to fix B2325?

The estimated repair cost for B2325 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat