AutoCodes – Dodge – U1412 Dodge

U1412 Dodge Code - Implausible Vehicle Speed Signal Received

Quick Answer

The purpose of the monitoring is to detect rationality failures of the input speed and output speed sensor signals, as well as the wheel speed and engine speed, Controller Area Network (CAN) signals. Common causes include Faulty Anti-Lock Brake System (ABS) Module, ABS Module harness is open or shorted, ABS Module 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
U1412 Dodge indicates Implausible Vehicle Speed Signal Received.
Common causes
Common causes include Faulty Anti-Lock Brake System (ABS) Module, ABS Module harness is open or shorted, ABS Module 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 13,262
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 08, 2024
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Code U1412 Dodge Description

The purpose of the monitoring is to detect rationality failures of the input speed and output speed sensor signals, as well as the wheel speed and engine speed, Controller Area Network (CAN) signals. There are three categories of rationalities which include: Multi-sensor comparisons of up to three signals (input, output, and wheel speed). Monitoring of the gradient of the input speed signal. Double failure monitoring to determine unique failure situations that could require unique limp-in functionality. The Diagnostic Trouble Code (DTC) sets when the failure is detected if the output speed gradient is less than a threshold for a calibrated amount of time.
OBDII Code U1412 Dodge - Implausible Vehicle Speed Signal Received - AutoCodes.com
U1412 Dodge Code - Implausible Vehicle Speed Signal Received

What are the Possible Causes of the DTC U1412 Dodge?

  • Faulty Anti-Lock Brake System (ABS) Module
  • ABS Module harness is open or shorted
  • ABS Module circuit poor electrical connection
  • Faulty Transmission Control Module (TCM) (if code is set on TCM)
  • Faulty Powertrain Control Module (PCM) (if code is set on PCM)

How to Fix the DTC U1412 Dodge?

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 U1412 Dodge 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 U1412 Dodge Code

1. What does the OBDII code U1412 for Dodge mean?

The U1412 code indicates that the vehicle's onboard computer has detected an implausible vehicle speed signal.

2. What are the common symptoms of OBDII code U1412 in a Dodge vehicle?

Common symptoms of U1412 may include issues with the speedometer, ABS warning lights, traction control system malfunctions, and potentially harsh shifting.

3. What are the possible causes of the U1412 code in a Dodge vehicle?

Potential causes of the U1412 code include a faulty wheel speed sensor, damaged wiring or connectors, a malfunctioning ABS module, or a problem with the vehicle's transmission control module.

4. How can I diagnose the U1412 code in my Dodge vehicle?

Diagnosing the U1412 code typically involves using an OBDII scanner to retrieve the code, inspecting the wheel speed sensors and related components, checking for damaged wiring, and performing a thorough visual inspection.

5. Can I continue driving my Dodge with the U1412 code present?

It is not recommended to drive your Dodge with the U1412 code present, as it can affect the vehicle's speedometer accuracy and various safety systems like ABS and traction control.

6. How serious is the U1412 code in a Dodge vehicle?

While the U1412 code may not cause immediate drivability issues, it is essential to address the underlying problem promptly to prevent potential safety hazards and further damage to the vehicle.

7. How can I repair the U1412 code in my Dodge?

Repairing the U1412 code typically involves replacing a faulty wheel speed sensor, repairing damaged wiring or connectors, addressing issues with the ABS or transmission control module, and clearing the code with an OBDII scanner.

8. Can I reset the U1412 code in my Dodge without fixing the underlying issue?

While you can clear the U1412 code with an OBDII scanner, it is crucial to address the root cause of the problem to prevent the code from reoccurring.

9. Is the U1412 code a common issue in Dodge vehicles?

The U1412 code related to an implausible vehicle speed signal is a relatively common issue in Dodge vehicles, particularly in models equipped with ABS and traction control systems.

10. Can extreme weather conditions trigger the U1412 code in a Dodge vehicle?

Extreme weather conditions, such as heavy snow or flooding, can potentially damage wheel speed sensors or affect the vehicle speed signal, leading to the triggering of the U1412 code in a Dodge vehicle.

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