AutoCodes – Generic – U250C

U250C Code - Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus

Quick Answer

Some devices are constantly receiving information from other devices through serial data communication network. Common causes include Reprogram Active Safety Control Module 2, Faulty Active Safety Control Module 2, Active Safety Control Module 2 harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U250C indicates Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus.
Common causes: Common causes include Reprogram Active Safety Control Module 2, Faulty Active Safety Control Module 2, Active Safety Control Module 2 harness is open or shorted.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 757

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 17, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code U250C Description

Some devices are constantly receiving information from other devices through serial data communication network. The invalid data code will be set when a receiving device detects a discrepancy in the information it receives from another device causing its integrity to be questioned. The symptom byte listed in the Diagnostic Trouble Code (DTC) Descriptor is for engineering reference only. No external circuit diagnosis is involved. The DTC will set if the Active Safety Control Module 2 is not configured properly.

OBDII Code U250C - Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus - AutoCodes.com — U250C Code - Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus

What does this mean?

What are the Possible Causes of the DTC U250C?

Reprogram Active Safety Control Module 2
Faulty Active Safety Control Module 2
Active Safety Control Module 2 harness is open or shorted
Active Safety Control Module 2 circuit poor electrical connection

How to Fix the DTC U250C?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U250C code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the U250C code?

Need more information on how to fix the U250C code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U250C code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

U250C Buick — Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus
U250C Cadillac — Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus
U250C Chevrolet — Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus
U250C GMC — Invalid Data Received From Active Safety Control Module 2 On Chassis Expansion CAN Bus

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about U250C Code

1. What are common symptoms of OBDII code U250C?

Symptoms may include warning lights on the dashboard, loss of communication with active safety systems, and potential issues with vehicle stability control.

2. What can cause the OBDII code U250C to trigger?

The code U250C is typically triggered by a communication error between the active safety control module 2 and the chassis expansion CAN bus.

3. How can I diagnose the cause of the U250C code?

Diagnosis involves checking the wiring and connections between the active safety control module 2 and the chassis expansion CAN bus. It may also require scanning the vehicle's network for other communication faults.

4. Is it safe to drive with the U250C code present?

It is generally not recommended to drive with the U250C code active, as it may affect the proper functioning of critical safety systems in the vehicle.

5. Can a DIYer repair the U250C code issue?

Repairing the U250C code may require advanced diagnostic tools and knowledge of automotive electronics. It is recommended to consult a professional mechanic for proper diagnosis and repair.

6. How much does it cost to fix the U250C code?

The cost of fixing the U250C code can vary depending on the underlying cause. It may involve replacing faulty components, repairing wiring issues, or reprogramming control modules.

7. Are there any preventive measures to avoid the U250C code?

Regular maintenance of the vehicle's electrical systems, including checking for loose connections and damaged wiring, can help prevent issues that may trigger the U250C code.

8. Can the U250C code be intermittent?

Yes, the U250C code can sometimes be intermittent, especially if the communication error between the active safety control module 2 and the chassis expansion CAN bus is sporadic.

9. Will resetting the code make it go away permanently?

Resetting the code may temporarily clear the fault, but if the underlying issue causing the U250C code is not addressed, it is likely to reappear.

10. How long does it take to repair the U250C code?

The repair time for the U250C code can vary depending on the specific cause and complexity of the issue. It is advisable to consult a professional technician for an accurate estimate.