AutoCodes – Jeep – U1418 Jeep

U1418 Jeep Code - Implausible Left Wheel Distance Signal Received

Quick Answer

The Powertrain Control Module (PCM) receives wheel speed and wheel distance Controller Area Network (CAN) C bus messages from the Anti-lock Brake (ABS) Module. Common causes include Faulty Vehicle Speed Sensor, Faulty Anti-lock Brake (ABS) Module, Anti-lock Brake Module 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
U1418 Jeep indicates Implausible Left Wheel Distance Signal Received.
Common causes
Common causes include Faulty Vehicle Speed Sensor, Faulty Anti-lock Brake (ABS) Module, Anti-lock Brake Module 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 16,179
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 28, 2022
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Code U1418 Jeep Description

The Powertrain Control Module (PCM) receives wheel speed and wheel distance Controller Area Network (CAN) C bus messages from the Anti-lock Brake (ABS) Module. The Diagnostic Trouble Code (DTC) sets when the Powertrain Control Module either doesn't receive a bus message or receives an implausible bus message from the Anti-Lock Brake Module.
OBDII Code U1418 Jeep - Implausible Left Wheel Distance Signal Received - AutoCodes.com
U1418 Jeep Code - Implausible Left Wheel Distance Signal Received

What are the Possible Causes of the DTC U1418 Jeep?

  • Faulty Vehicle Speed Sensor
  • Faulty Anti-lock Brake (ABS) Module
  • Anti-lock Brake Module harness is open or shorted
  • Anti-lock Brake Module circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC U1418 Jeep?

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 U1418 Jeep 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 U1418 Jeep code?

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Need Help with the Code?

Get the U1418 Jeep 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 U1418 Jeep Code

1. What are the common symptoms of OBDII code U1418 in a Jeep?

The common symptoms of OBDII code U1418 in a Jeep include ABS or traction control warning lights illuminating on the dashboard, erratic speedometer readings, and potential issues with the vehicle's stability control system.

2. What does the OBDII code U1418 "Implausible Left Wheel Distance Signal Received" mean for my Jeep?

The U1418 code indicates that the vehicle's onboard computer has detected an implausible signal from the left wheel speed sensor, which can lead to problems with the ABS, traction control, and stability control systems.

3. What are the possible causes of OBDII code U1418 in a Jeep?

Possible causes of code U1418 in a Jeep include a faulty left wheel speed sensor, damaged wiring or connectors related to the sensor, issues with the ABS module, or a problem with the vehicle's wheel bearings.

4. How can I diagnose the issue causing OBDII code U1418 in my Jeep?

To diagnose the problem causing code U1418, you can start by inspecting the left wheel speed sensor and its wiring for any signs of damage. You may also need to perform a diagnostic scan using a compatible OBDII scanner to retrieve more specific information about the fault.

5. Can I continue driving my Jeep with OBDII code U1418 present?

It is not recommended to drive your Jeep with OBDII code U1418 present, as the issue can affect the proper functioning of important safety systems like ABS and traction control. It's best to address the problem promptly to ensure safe driving conditions.

6. How can I repair OBDII code U1418 in my Jeep?

Repairing code U1418 in a Jeep typically involves replacing the faulty left wheel speed sensor, repairing any damaged wiring or connectors, or addressing any underlying issues with the ABS module. It's advisable to consult a professional mechanic for accurate diagnosis and repair.

7. Will resetting the OBDII code U1418 in my Jeep make the issue go away?

Simply resetting the OBDII code U1418 may temporarily clear the warning lights, but it will not fix the underlying issue causing the fault. It's important to diagnose and address the root cause of the problem for a lasting repair.

8. How much does it cost to fix OBDII code U1418 in a Jeep?

The cost of fixing OBDII code U1418 in a Jeep can vary depending on the specific cause of the fault, the parts needed for repair, and labor costs. It's recommended to obtain quotes from reputable auto repair shops for an accurate estimate.

9. Can extreme weather conditions contribute to triggering OBDII code U1418 in a Jeep?

Yes, extreme weather conditions such as heavy rain, snow, or extreme temperatures can potentially affect the performance of wheel speed sensors and other related components, leading to the triggering of code U1418 in a Jeep.

10. Is OBDII code U1418 specific to Jeep vehicles only?

While OBDII code U1418 is commonly associated with Jeep vehicles, it may also appear in other vehicle makes and models equipped with similar ABS and traction control systems. The specific meaning and troubleshooting steps may vary across different manufacturers.

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