Engine-Codes - Cadillac - U2520 Cadillac

U2520 Cadillac Code - Invalid Data Received From Active Safety Control Module 1 On High Speed CAN B

- Code Popularity: 453 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC U2520 Cadillac?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Reprogram Active Safety Control Module 1
  • Faulty Active Safety Control Module 1
  • Active Safety Control Module 1 harness is open or shorted
  • Active Safety Control Module 1 circuit poor electrical connection
⚠ Does your Cadillac have Safety Recalls? → Check here

How to Fix the DTC U2520 Cadillac?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the U2520 Cadillac code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the U2520 Cadillac Code Mean?

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 1 is not configured properly.

U2520 Cadillac Code - Invalid Data Received From Active Safety Control Module 1 On High Speed CAN B

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