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U1451 Code - Invalid Or Missing Data For Anti-Theft Module Vehicle Immobilized

- Code Popularity: 9,518 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC U1451?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Anti-Theft Module
  • Anti-Theft Module harness is open or shorted
  • Anti-Theft Module circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)
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How to Fix the DTC U1451?

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

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U1451 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code U1451 Description

The Diagnostic Trouble Code (DTC) will set when the Powertrain Control Module (PCM) received a signal on the Standard Corporate Protocol (SCP) bus that indicated Invalid or Missing Data for the Anti-Theft Module.

OBDII Code U1451 - Invalid Or Missing Data For Anti-Theft Module Vehicle Immobilized - AutoCodes.com
U1451 Code - Invalid Or Missing Data For Anti-Theft Module Vehicle Immobilized

Need More Information on the Code?

Need more information on how to fix the U1451 code? Get Access to Factory Service Manuals

Information for Specific Makes

  • U1451 Ford Invalid Or Missing Data For Anti-Theft Module Vehicle Immobilized
  • U1451 Lincoln Invalid Or Missing Data For Anti-Theft Module Vehicle Immobilized
  • U1451 Mercury Invalid Or Missing Data For Anti-Theft Module Vehicle Immobilized

Need Help with the Code?

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Code U1451 comments

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