AutoCodes – Dodge – U1446 Dodge

U1446 Dodge Code - Implausible Heated Steering Wheel Temperature Message Recieved

Quick Answer

The Heated Steering Wheel (HSW) Temperature Sensor is connected to the Right Steering Switch. Common causes include Faulty Heated Steering Wheel (HSW) Temperature Sensor, Heated Steering Wheel Temperature Sensor harness is open or shorted, Heated Steering Wheel Temperature 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: U1446 Dodge indicates Implausible Heated Steering Wheel Temperature Message Recieved.
Common causes: Common causes include Faulty Heated Steering Wheel (HSW) Temperature Sensor, Heated Steering Wheel Temperature Sensor harness is open or shorted, Heated Steering Wheel Temperature 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 1,072

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 May 24, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U1446 Dodge Description

The Heated Steering Wheel (HSW) Temperature Sensor is connected to the Right Steering Switch. The sensor data is transferred from the Right Steering Switch to the Cluster Cabin Compartment Node(CCN) by way of the LIN bus, a serial sub-bus. The Diagnostic Trouble Code (DTC) sets when the Heated Seat Module (HSM) does not receive the Heated Steering Wheel (HSW) Temperature Sensor Fault Signal from the Cluster (CCN) for more than two seconds.

OBDII Code U1446 Dodge - Implausible Heated Steering Wheel Temperature Message Recieved - AutoCodes.com — U1446 Dodge Code - Implausible Heated Steering Wheel Temperature Message Recieved

What does this mean?

What are the Possible Causes of the DTC U1446 Dodge?

Faulty Heated Steering Wheel (HSW) Temperature Sensor
Heated Steering Wheel Temperature Sensor harness is open or shorted
Heated Steering Wheel Temperature Sensor circuit poor electrical connection
Faulty Right Steering Switch
Faulty Steering Control Module (SCM)

How to Fix the DTC U1446 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 U1446 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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Need Help with the Code?

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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 U1446 Dodge Code

1. What does the OBDII code U1446 mean on a Dodge vehicle?

The U1446 code indicates that the vehicle's computer has received an implausible or incorrect message about the heated steering wheel temperature.

2. What are common symptoms of the U1446 code?

Symptoms may include the heated steering wheel not functioning properly, the heated steering wheel light failing to turn on, or inconsistent heating of the steering wheel.

3. What causes the U1446 code to be triggered?

The most common causes are a faulty heated steering wheel temperature sensor, wiring or connector issues, or a malfunction in the Body Control Module (BCM).

4. Can a loose connection cause the U1446 code?

Yes, a loose or corroded connector in the heated steering wheel circuit can lead to an implausible temperature message and trigger the code.

5. How is the U1446 code diagnosed?

A technician will use a scan tool to check for related codes, inspect the heated steering wheel systemâ€™s wiring and connectors, and test the temperature sensor for proper functionality.

6. Can I still drive with the U1446 code?

Yes, the U1446 code does not affect drivability, but the heated steering wheel may not work as intended.

7. How can the U1446 code be fixed?

Repairs may involve replacing the heated steering wheel temperature sensor, repairing damaged wiring or connectors, or reprogramming the Body Control Module if necessary.

8. How much does it cost to fix the U1446 code?

Repair costs vary, but replacing a temperature sensor or fixing wiring issues typically ranges from $100 to $300, depending on labor and parts.

9. Can a software update resolve the U1446 code?

In some cases, a BCM software update from the dealership may resolve the issue if it is related to a communication error.

10. How can I prevent the U1446 code from recurring?

Regularly inspect and maintain the wiring and connectors in the heated steering wheel system, and address any electrical issues promptly to prevent communication errors.