AutoCodes – Generic – U2507

U2507 Code - Invalid Data Received From Instrument Cluster On MOST Bus

Quick Answer

Some devices are constantly receiving information from other devices through serial data communication network. Common causes include Reprogram Instrument Cluster, Faulty Instrument Cluster, Instrument Cluster 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: U2507 indicates Invalid Data Received From Instrument Cluster On MOST Bus.
Common causes: Common causes include Reprogram Instrument Cluster, Faulty Instrument Cluster, Instrument Cluster 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.

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Code Popularity 771

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
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Code U2507 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 Instrument Cluster is not configured properly.

OBDII Code U2507 - Invalid Data Received From Instrument Cluster On MOST Bus - AutoCodes.com — U2507 Code - Invalid Data Received From Instrument Cluster On MOST Bus

What does this mean?

What are the Possible Causes of the DTC U2507?

Reprogram Instrument Cluster
Faulty Instrument Cluster
Instrument Cluster harness is open or shorted
Instrument Cluster circuit poor electrical connection

How to Fix the DTC U2507?

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 U2507 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 U2507 code?

Need more information on how to fix the U2507 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U2507 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

U2507 Buick — Invalid Data Received From Instrument Cluster On MOST Bus
U2507 Cadillac — Invalid Data Received From Instrument Cluster On MOST Bus
U2507 Chevrolet — Invalid Data Received From Instrument Cluster On MOST Bus
U2507 GMC — Invalid Data Received From Instrument Cluster On MOST 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 U2507 Code

1. What does the OBDII code U2507 mean?

The U2507 code indicates "Invalid Data Received From Instrument Cluster On MOST Bus," signaling a communication issue on the Media Oriented Systems Transport (MOST) bus network.

2. What are the common symptoms of the U2507 code?

Symptoms may include non-functioning gauges, warning lights on the dashboard, infotainment system malfunctions, or intermittent loss of communication with the instrument cluster.

3. What causes the U2507 code to appear?

The code is often caused by a faulty instrument cluster, damaged wiring, poor connections in the MOST bus network, or a malfunctioning control module.

4. Can a weak battery cause the U2507 code?

Yes, a weak or failing battery can disrupt communication on the MOST bus network and trigger the U2507 code.

5. How do I diagnose the U2507 code?

Diagnosis typically involves scanning the vehicle with an OBDII tool, inspecting the MOST bus wiring and connections, and testing the instrument cluster and related modules for proper communication.

6. Can I drive my car with the U2507 code?

Driving may still be possible, but issues with the instrument cluster or communication network can affect safety-critical functions, so itâ€™s best to address the problem promptly.

7. How is the U2507 code fixed?

Repairs may include checking and repairing wiring connections, replacing the instrument cluster, reprogramming the affected module, or addressing any power supply issues.

8. Is the U2507 code related to the infotainment system?

Yes, since the code involves the MOST bus network, which often manages infotainment components, malfunctions in this system may also be related.

9. Can the U2507 code be caused by a software issue?

Yes, outdated or corrupted software in the instrument cluster or control module can cause communication errors and trigger the U2507 code.

10. How much does it cost to repair the U2507 code?

Repair costs can vary depending on the root cause, ranging from $100 to $1,000, depending on whether it's a wiring repair, module replacement, or reprogramming.