AutoCodes – Dodge – U1489 Dodge

U1489 Dodge Code - Implausible Data Received From RF Hub

Quick Answer

The Diagnostic Trouble Code (DTC) will set when the Air Suspension Control Module (ASCM) detects an incorrect Controller Area Network (CAN) message from the Radio Frequency (RF) Hub. Common causes include Faulty Radio Frequency (RF) Hub, Radio Frequency (RF) Hub harness is open or shorted, Radio Frequency (RF) Hub 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
U1489 Dodge indicates Implausible Data Received From RF Hub.
Common causes
Common causes include Faulty Radio Frequency (RF) Hub, Radio Frequency (RF) Hub harness is open or shorted, Radio Frequency (RF) Hub 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 2,019
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 31, 2020
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Code U1489 Dodge Description

The Diagnostic Trouble Code (DTC) will set when the Air Suspension Control Module (ASCM) detects an incorrect Controller Area Network (CAN) message from the Radio Frequency (RF) Hub.
OBDII Code U1489 Dodge - Implausible Data Received From RF Hub - AutoCodes.com
U1489 Dodge Code - Implausible Data Received From RF Hub

What are the Possible Causes of the DTC U1489 Dodge?

  • Faulty Radio Frequency (RF) Hub
  • Radio Frequency (RF) Hub harness is open or shorted
  • Radio Frequency (RF) Hub circuit poor electrical connection
  • Faulty Air Suspension Control Module (ASCM)

How to Fix the DTC U1489 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 U1489 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 U1489 Dodge Code

1. What are common symptoms of OBDII code U1489 in a Dodge related to Implausible Data Received From RF Hub?

- Common symptoms include issues with the vehicle's remote keyless entry system, such as difficulty locking/unlocking doors or starting the engine.

2. What can cause the U1489 code in a Dodge?

- The U1489 code is typically caused by a malfunction in the RF (radio frequency) hub module, which is responsible for communication between the key fob and the vehicle.

3. How can I diagnose the U1489 code in my Dodge?

- Diagnosis of the U1489 code usually involves using a diagnostic scanner to retrieve the specific fault codes, checking the RF hub module for any physical damage, and testing the key fob for proper functionality.

4. Can I still drive my Dodge with the U1489 code present?

- While it may be possible to drive the vehicle with the U1489 code, it is recommended to address the issue promptly to avoid potential problems with the remote keyless entry system.

5. Is it safe to continue using the key fob if I have the U1489 code in my Dodge?

- It is usually safe to continue using the key fob, but if you notice any issues with its functionality, it is best to have it checked along with the RF hub module.

6. How can the U1489 code in a Dodge be repaired?

- Repairing the U1489 code often involves replacing the RF hub module with a new one and reprogramming it to ensure proper communication with the key fob.

7. Are there any DIY tips for fixing the U1489 code in a Dodge?

- DIY tips for fixing the U1489 code may include checking and cleaning the key fob battery contacts, ensuring the key fob is in good working condition, and checking for any loose wiring connections.

8. How much does it cost to repair the U1489 code in a Dodge?

- Repair costs for the U1489 code can vary depending on the extent of the issue, but replacing the RF hub module and reprogramming it can typically cost a few hundred dollars at a dealership or repair shop.

9. Will resetting the OBDII system clear the U1489 code in a Dodge?

- Resetting the OBDII system may temporarily clear the U1489 code, but if the underlying issue with the RF hub module persists, the code is likely to return.

10. Can a faulty RF hub module cause other problems in my Dodge besides triggering the U1489 code?

- Yes, a faulty RF hub module can cause other issues such as intermittent power door lock operation, malfunctioning alarm system, and difficulty starting the engine using the key fob.

1. What are the common symptoms of OBDII code U1489 in a Dodge, indicating implausible data received from the RF hub?

- Common symptoms include issues with the remote keyless entry system, malfunctioning tire pressure monitoring system, and potential communication errors with other modules in the vehicle.

2. What could cause the OBDII code U1489 in a Dodge?

- The code U1489 is often caused by a fault in the RF (radio frequency) hub module, wiring issues, software glitches, or problems with other related modules in the vehicle.

3. How can I diagnose the OBDII code U1489 in my Dodge?

- Diagnosis typically involves using a diagnostic scanner to read the code, checking for any related codes or issues in other modules, inspecting the RF hub module and its connections, and performing tests to identify the root cause.

4. Is it safe to continue driving with the OBDII code U1489 present in my Dodge?

- While the vehicle may still be operable with this code, it is recommended to address the issue promptly to prevent potential problems with keyless entry, tire pressure monitoring, or other electronic systems in the vehicle.

5. Can I repair the OBDII code U1489 in my Dodge on my own?

- Repairing the U1489 code may require advanced diagnostic and technical skills, so it is advisable to consult a qualified mechanic or dealership for proper diagnosis and repair.

6. Are there any common quick fixes for the OBDII code U1489 in a Dodge?

- Quick fixes may include checking and securing the RF hub module connections, ensuring proper battery voltage, and performing a module reset if applicable.

7. How much does it typically cost to repair the OBDII code U1489 in a Dodge?

- The cost of repair can vary depending on the exact cause of the code, labor rates, and parts needed. It is best to obtain a diagnosis from a professional to get an accurate estimate.

8. Can a low battery cause the OBDII code U1489 to appear in a Dodge?

- A low or failing battery can potentially trigger the U1489 code due to voltage fluctuations affecting the RF hub module's operation. It is recommended to ensure the battery is in good condition as part of the diagnosis.

9. Will resetting the OBDII code U1489 in a Dodge make it go away permanently?

- Resetting the code may temporarily clear it, but if the underlying issue causing the code is not addressed, it is likely to reappear. Proper diagnosis and repair are necessary for a permanent solution.

10. How long does it typically take to repair the OBDII code U1489 in a Dodge?

- The repair time can vary depending on the exact cause of the code, availability of parts, and the mechanic's workload. It is best to consult with the repair facility for an estimate of the repair timeline.

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