AutoCodes – Jeep – U141B Jeep

U141B Jeep Code - Implausible Data Received From Left Rear OCS Sensor 4

Quick Answer

At ignition on the Occupant Classification Module (OCM) supplies 5 volts to power up the Left Rear Passenger Seat Weight Sensor. Common causes include Faulty Passenger Seat Harness, Passenger Seat harness is open or shorted, Passenger Seat harness 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
U141B Jeep indicates Implausible Data Received From Left Rear OCS Sensor 4.
Common causes
Common causes include Faulty Passenger Seat Harness, Passenger Seat harness is open or shorted, Passenger Seat harness 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,297
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 23, 2020
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Code U141B Jeep Description

At ignition on the Occupant Classification Module (OCM) supplies 5 volts to power up the Left Rear Passenger Seat Weight Sensor. Every time the sensor is powered up it sends an initialization message containing the sensor serial number to the OCM. If the Left Rear Passenger Seat Weight Sensor 5 volt supply is temporarily interrupted resulting in the sensor powering up more than one time in the same ignition cycle the Diagnostic Trouble Code (DTC) will be set.
OBDII Code U141B Jeep - Implausible Data Received From Left Rear OCS Sensor 4 - AutoCodes.com
U141B Jeep Code - Implausible Data Received From Left Rear OCS Sensor 4

What are the Possible Causes of the DTC U141B Jeep?

  • Faulty Passenger Seat Harness
  • Passenger Seat harness is open or shorted
  • Passenger Seat harness circuit poor electrical connection

How to Fix the DTC U141B 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U141B 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 U141B Jeep code?

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Need Help with the Code?

Get the U141B 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 U141B Jeep Code

1. What are the common symptoms of OBDII code U141B in a Jeep related to the left rear OCS sensor 4?

The common symptoms include issues with the left rear occupant classification system, airbag warning light illuminating, and possible airbag system malfunctions.

2. What can cause the OBDII code U141B in a Jeep indicating implausible data received from the left rear OCS sensor 4?

Possible causes include a faulty left rear occupant classification system sensor, wiring problems, damaged connectors, or a malfunctioning airbag control module.

3. How can I diagnose the issue related to the U141B code on my Jeep's left rear OCS sensor 4?

Diagnosis involves using a professional OBDII scanner to read and interpret the code, inspecting the wiring and connectors for damage, and testing the left rear OCS sensor for proper functionality.

4. Is it safe to drive my Jeep with the U141B code triggered by the left rear OCS sensor 4 issue?

It is not recommended to drive the vehicle with this code active, as it indicates a potential problem with the airbag system, which may compromise occupant safety in the event of a collision.

5. How can I repair the U141B code associated with the left rear OCS sensor 4 in my Jeep?

Repairing the issue involves addressing the root cause, such as replacing the faulty sensor, repairing damaged wiring or connectors, or reprogramming the airbag control module to clear the code.

6. Can I reset the U141B code related to the left rear OCS sensor 4 in my Jeep without fixing the underlying issue?

Resetting the code without addressing the underlying problem will only temporarily clear the warning light, but the issue will likely reoccur until the root cause is resolved.

7. Are there any recalls or technical service bulletins related to the U141B code for Jeep vehicles?

It's recommended to check with a Jeep dealership or online resources for any recalls or technical service bulletins related to the U141B code specific to your vehicle model and year.

8. What precautions should I take when working on the airbag system to fix the U141B code issue in my Jeep?

When working on the airbag system, it is crucial to disconnect the vehicle's battery, follow proper safety procedures, and avoid touching or tampering with airbag components to prevent accidental deployment.

9. Will fixing the U141B code issue related to the left rear OCS sensor 4 require professional assistance, or can it be done DIY?

Depending on your experience and knowledge of automotive systems, you may be able to address the issue yourself by following repair guides and using the necessary tools. However, seeking professional assistance is recommended for complex airbag system repairs.

10. How can I prevent the U141B code from recurring in my Jeep after fixing the left rear OCS sensor 4 issue?

To prevent the code from recurring, ensure all repairs are done correctly, conduct regular maintenance checks on the airbag system, and address any related issues promptly to maintain the system's integrity.

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