AutoCodes – Ford – U2018 Ford

U2018 Ford Code - Passenger Side Crash Sensor Communication Fault

Quick Answer

The Restraints Control Module (RCM) checks the Passenger Side Impact Sensor circuits for faults. Common causes include Faulty Passenger Side Impact Sensor, Passenger Side Impact Sensor harness is open or shorted, Passenger Side Impact Sensor circuit poor electrical connection. 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: U2018 Ford indicates Passenger Side Crash Sensor Communication Fault.
Common causes: Common causes include Faulty Passenger Side Impact Sensor, Passenger Side Impact Sensor harness is open or shorted, Passenger Side Impact Sensor circuit poor electrical connection.
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 353

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 Oct 26, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U2018 Ford Description

The Restraints Control Module (RCM) checks the Passenger Side Impact Sensor circuits for faults. If the RCM detects one of the following faults on the Passenger Side Impact Sensor circuits, it will store Diagnostic Trouble Code (DTC) U2018 in memory and illuminate the air bag indicator.

OBDII Code U2018 Ford - Passenger Side Crash Sensor Communication Fault - AutoCodes.com — U2018 Ford Code - Passenger Side Crash Sensor Communication Fault

What does this mean?

What are the Possible Causes of the DTC U2018 Ford?

Faulty Passenger Side Impact Sensor
Passenger Side Impact Sensor harness is open or shorted
Passenger Side Impact Sensor circuit poor electrical connection
Faulty Restraints Control Module (RCM)

How to Fix the DTC U2018 Ford?

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 U2018 Ford 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 U2018 Ford code?

Need more information on how to fix the U2018 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U2018 Ford code diagnosed by a professional: Find a repair shop in your area

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 U2018 Ford Code

1. What does the OBDII code U2018 mean on a Ford vehicle?

U2018 indicates a "Passenger Side Crash Sensor Communication Fault," meaning the vehicle's system has detected a communication issue with the passenger-side crash sensor.

2. What are the common symptoms of a U2018 code on a Ford?

Typical symptoms include the airbag warning light staying on, potential deactivation of the airbag system, and a stored trouble code in the vehicle's computer.

3. What causes the U2018 code to appear?

The code is usually caused by a faulty passenger-side crash sensor, damaged wiring or connectors, poor electrical connections, or a failed control module.

4. Can I still drive my Ford with a U2018 code?

While the vehicle may be drivable, the airbag system could be compromised, potentially increasing the risk of injury in an accident. Addressing the issue promptly is recommended.

5. How do I diagnose a U2018 fault code on my Ford?

Start by visually inspecting the passenger-side crash sensor, its wiring, and connectors for damage or corrosion. Use a diagnostic scanner to confirm the fault and check for related codes.

6. How can I fix the U2018 code on my Ford?

Repairs may include replacing the faulty crash sensor, repairing or replacing damaged wiring, cleaning corroded connections, or, in rare cases, replacing the control module.

7. How much does it cost to fix a U2018 code on a Ford?

Repair costs vary depending on the issue, but replacing a crash sensor typically costs $150â€“$300, while wiring repairs may range from $50â€“$200.

8. Can a U2018 code clear itself after repairs?

The code may clear itself if the issue is resolved, but in most cases, you'll need an OBDII scanner to reset the code after repairs.

9. Is a U2018 code covered by Fordâ€™s warranty?

It depends on the age and mileage of the vehicle as well as the specific warranty coverage. Check with your dealer for details.

10. Can a dead battery cause the U2018 code?

A dead or weak battery could potentially cause communication faults, but the U2018 code is more likely related to sensor or wiring issues. Always check the battery and charging system during diagnostics.