AutoCodes – RAM – U1115 RAM

U1115 RAM Code - Lost Communication With Right Front Tire Pressure Trigger Module

Quick Answer

The Diagnostic Trouble Code (DTC) sets if the Wireless Ignition Node (WIN) fails to receive bus messages from the Tire Pressure Trigger Module for two consecutive counts of trigger module not responding to a communication check. Common causes include Faulty Tire Pressure Trigger Module, Tire Pressure Trigger Module harness is open or shorted, Tire Pressure Trigger 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: U1115 RAM indicates Lost Communication With Right Front Tire Pressure Trigger Module.
Common causes: Common causes include Faulty Tire Pressure Trigger Module, Tire Pressure Trigger Module harness is open or shorted, Tire Pressure Trigger 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 558

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 Apr 23, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code U1115 RAM Description

OBDII Code U1115 RAM - Lost Communication With Right Front Tire Pressure Trigger Module - AutoCodes.com — U1115 RAM Code - Lost Communication With Right Front Tire Pressure Trigger Module

What does this mean?

What are the Possible Causes of the DTC U1115 RAM?

Faulty Tire Pressure Trigger Module
Tire Pressure Trigger Module harness is open or shorted
Tire Pressure Trigger Module circuit poor electrical connection
Faulty Wireless Ignition Node (WIN)

How to Fix the DTC U1115 RAM?

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 U1115 RAM 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 U1115 RAM code?

Need more information on how to fix the U1115 RAM code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1115 RAM 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 U1115 RAM Code

1. What are common symptoms of OBDII code U1115 RAM?

- Common symptoms include the TPMS light on the dashboard illuminating, loss of communication with the right front tire pressure trigger module, and possible issues with monitoring tire pressure.

2. What can cause the OBDII code U1115 RAM to be triggered?

- This code is typically triggered due to a communication error between the vehicle's onboard computer and the right front tire pressure trigger module.

3. How can I diagnose the OBDII code U1115 RAM?

- Diagnosis involves using a scan tool to communicate with the vehicle's system and check for any communication errors with the right front tire pressure trigger module.

4. Can a faulty TPMS sensor cause the U1115 RAM code?

- Yes, a faulty TPMS sensor or issues with the tire pressure trigger module can potentially trigger the U1115 RAM code.

5. What is the recommended repair for the U1115 RAM code?

- The recommended repair involves troubleshooting the communication issue between the vehicle's system and the right front tire pressure trigger module, which may require repairing or replacing faulty components.

6. Are there any DIY tips for addressing the U1115 RAM code?

- DIY tips include checking the TPMS sensor for proper operation, ensuring all connections are secure, and resetting the system to see if the code clears.

7. Can driving with the U1115 RAM code present cause any safety concerns?

- While driving with this code may not immediately impact safety, it is advisable to address the underlying communication issue to ensure proper monitoring of tire pressure for optimal vehicle performance.

8. How long does it typically take to repair the U1115 RAM code?

- Repair time can vary depending on the exact cause of the communication error, but it may take anywhere from a few hours to a day to diagnose and resolve the issue.

9. Is it necessary to visit a dealership for U1115 RAM repairs?

- While visiting a dealership is recommended for complex issues, independent repair shops with experience in TPMS systems can also effectively diagnose and repair the U1115 RAM code.

10. Can the U1115 RAM code be intermittent or permanent?

- The U1115 RAM code can be intermittent if the communication error with the right front tire pressure trigger module occurs sporadically, but it can become permanent if the issue persists.