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U0151: Lost Communication With Restraints Control Module

Severity
Low
NHTSA Reports
7
Vehicles Affected
6
System
Powertrain

What Does U0151 Mean?

U0151 is a diagnostic trouble code indicating: Lost Communication With Restraints Control Module. This code relates to the network communication system. It has been reported in NHTSA complaints across 6 different vehicle models.

Symptoms of U0151

Common Causes

U0151 Reports by Year

2024
3
2025
2
2014
1
2023
1

Real Owner Reports

From NHTSA complaint database — actual owner descriptions.

"Randomly whilst driving, my dash had multiple error messages pop up and my power steering went out completely. The error messages were as follows: Service AdvanceTrac, Terrain Management System Fault, Hill Start Assist Not Available, & Power Steering Assit Fault. This keeps happening intermittently,"

— Ford Explorer owner, 08/26/2024

"I am reporting a safety-related defect involving the electric power steering system on my 2017 Ford Explorer. The vehicle displays a “Steering System Fault” warning, and when this occurs the power steering assist is reduced or disabled, creating a safety risk during low-speed driving, turning, and p"

— Ford Explorer owner, 12/11/2025

"The engine makes a very loud ticking and whirring sound, there are also quite a few electrical components that will not communicate with the PCM causing errors on the vehicle code such as a switch component failure U2002-96 Battery voltage circuit below and above threshold U3003-16 and U3003-17, ele"

— Ford Fusion owner, 02/06/2024

Source: NHTSA Complaints Database

Most Reported Vehicles for U0151

Based on NHTSA owner complaint data.

# Vehicle Reports
1 FORD EXPLORER
2 FORD FUSION
3 CHEVROLET MALIBU
4 CHEVROLET TRAVERSE
5 CHEVROLET CAMARO
6 JEEP WRANGLER

U0151 Reports by Vehicle

Detailed NHTSA complaint analysis for each vehicle model.

Frequently Asked Questions

What causes communication codes?
Usually a wiring issue, corroded connector, failed module, or dead battery. The CAN bus network connects all your car's computers.
Can a bad battery cause network codes?
Yes. Low voltage can cause communication failures between modules. Always check battery health first — it's the cheapest potential fix.

What To Do Next

Possible Fixes

  • 🔧 Have the code scanned with a professional-grade scanner to read freeze frame data
  • 🔧 Test the relevant sensor(s) with a multimeter before replacing
  • 🔧 Inspect wiring harness and connectors for damage, corrosion, or loose connections
  • 🔧 Check battery voltage and ground connections; inspect CAN bus wiring
  • 🔧 If DIY repair isn't feasible, get a diagnostic from a trusted mechanic ($50-150)
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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