OBD Guide

U250C

Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus

U250C is an OBD-II diagnostic trouble code meaning: Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus. Common causes: problems with can bus wiring, active safety module malfunction. Estimated repair cost: $56–278.

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–278 (est.)

Symptoms

  • Check Engine Light Is On
  • Safety warnings may come on
  • Disabling or incorrect operation of ESP/ABS systems
  • Possible problems with cruise control
  • Errors in other CAN bus-related systems

Causes

  • Problems with CAN bus wiring
  • Active safety module malfunction
  • Damage to connectors or corrosion of contacts
  • Module power problems
  • Software errors in the module

How to Fix

  1. Check the integrity of the CAN bus and connections
  2. Diagnose the power supply of the security module
  3. Check the condition of connectors and contacts
  4. Update module software
  5. Repair only from an authorized dealer

Related codes

FAQ

What does the U250C code mean?

U250C is an OBD-II diagnostic trouble code that indicates: Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus

What causes a U250C error code?

The most common causes of U250C include: Problems with CAN bus wiring; Active safety module malfunction; Damage to connectors or corrosion of contacts; Module power problems.

How do I fix a U250C diagnostic trouble code?

To fix U250C: Check the integrity of the CAN bus and connections. Diagnose the power supply of the security module. Check the condition of connectors and contacts. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U250C?

Do not drive — repair immediately

How much does it cost to fix U250C?

The estimated repair cost for U250C is $56–278. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat