AutoCodesJeep – U140D Jeep

U140D Jeep Code - Implausible Wheel Speed Signal Received

Quick Answer

The messages sent on the Controller Area Network (CAN) bus are distinguished by an Identifier (ID). Common causes include Check for Anti-lock Brake System (ABS) Module codes, Check for Body Control Module (BCM) codes, Faulty Electronic Limited Slip Differential (ELSD) Module. 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
U140D Jeep indicates Implausible Wheel Speed Signal Received.
Common causes
Common causes include Check for Anti-lock Brake System (ABS) Module codes, Check for Body Control Module (BCM) codes, Faulty Electronic Limited Slip Differential (ELSD) Module.
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 961
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 18, 2020
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Code U140D Jeep Description

The messages sent on the Controller Area Network (CAN) bus are distinguished by an Identifier (ID). Each CAN ID is defined to contain a certain number of bytes. The Electronic Limited Slip Differential (ELSD) Module verifies that it has received the proper number of bytes for each ID. The Diagnostic Trouble Code (DTC) sets when the ELSD detects an incorrect CAN ID from the Anti-lock Brake System (ABS) Module.
OBDII Code U140D Jeep - Implausible Wheel Speed Signal Received - AutoCodes.com
U140D Jeep Code - Implausible Wheel Speed Signal Received

What are the Possible Causes of the DTC U140D Jeep?

  • Check for Anti-lock Brake System (ABS) Module codes
  • Check for Body Control Module (BCM) codes
  • Faulty Electronic Limited Slip Differential (ELSD) Module
  • Electronic Limited Slip Differential Module harness is open or shorted
  • Electronic Limited Slip Differential Module circuit poor electrical connection

How to Fix the DTC U140D 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 U140D 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.

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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 U140D Jeep Code

What does the OBDII code U140D mean for a Jeep?

U140D indicates an "Implausible Wheel Speed Signal Received," meaning the vehicle's computer has detected a discrepancy in the wheel speed signals that it expects to receive.

What are the common symptoms of the U140D code?

Common symptoms may include the illumination of the check engine light, issues with traction control or stability control systems, erratic speedometer readings, or unusual handling characteristics while driving.

What can cause the U140D code to trigger?

The code can be triggered by faulty wheel speed sensors, damaged wiring or connectors, issues with the ABS module, or problems with the vehicle's computer or software.

How can I diagnose the U140D code?

To diagnose the U140D code, start by using an OBDII scanner to confirm the code and check for any related codes. Inspect wheel speed sensors and their wiring for damage, and ensure proper connections. A road test may also be necessary to monitor live data.

What is the typical repair for the U140D code?

Repairs may involve replacing faulty wheel speed sensors, repairing or replacing damaged wiring or connectors, updating software in the vehicle’s computer, or replacing the ABS module if it is found to be defective.

Can driving with the U140D code cause further damage to my Jeep?

While it's not immediately dangerous to drive with this code, it can lead to compromised traction control and stability systems, increasing the risk of loss of control in slippery conditions. It's best to address the issue promptly.

Is this code specific to certain Jeep models?

U140D is a generic OBDII code and can occur in various Jeep models, particularly those equipped with ABS systems and electronic stability control.

How much does it typically cost to repair the U140D code?

Repair costs can vary widely, ranging from $100 to $500 or more, depending on the specific issue (e.g., sensor replacement vs. more extensive wiring repairs).

Can I clear the U140D code myself?

Yes, you can clear the U140D code using an OBDII scanner. However, if the underlying issue is not resolved, the code may reappear, so it’s important to diagnose and fix the root cause before clearing the code.

Discuss the causes and fixes for U140D Jeep OBDII Code

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