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Engine-Codes – Generic – U1115

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

Quick Answer

The U1115 diagnostic trouble code (DTC) indicates that the vehicle's onboard computer system has lost communication with the Right Front Tire Pressure Trigger Module. Common causes include Faulty Right Front Tire Pressure Trigger Module, Wiring or communication system issues, Corrosion or damage to the module connectors. 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 indicates Lost Communication With Right Front Tire Pressure Trigger Module.
Common causes
Common causes include Faulty Right Front Tire Pressure Trigger Module, Wiring or communication system issues, Corrosion or damage to the module connectors.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code U1115 Description

The U1115 diagnostic trouble code (DTC) indicates that the vehicle's onboard computer system has lost communication with the Right Front Tire Pressure Trigger Module. This module is responsible for monitoring and managing the tire pressure in the right front tire. When communication is lost with this module, it can lead to inaccurate tire pressure readings, potentially affecting the vehicle's handling, safety, and overall performance.

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

Common Causes of U1115

  1. Faulty Right Front Tire Pressure Trigger Module
  2. Wiring or communication system issues
  3. Corrosion or damage to the module connectors
  4. Electrical interference from other vehicle components
  5. Software or programming issues within the vehicle's main computer

Symptoms of U1115

  1. TPMS warning light illuminated on the dashboard
  2. Inaccurate tire pressure readings displayed on the vehicle's information screen
  3. Loss of traction control or stability control functions
  4. Decreased fuel efficiency
  5. Uneven tire wear on the right front tire

How to Fix U1115

  1. Begin by visually inspecting the Right Front Tire Pressure Trigger Module and its wiring for any signs of damage or corrosion.
  2. Check the module connectors for a secure connection and clean any corrosion if present.
  3. Use a diagnostic scanner to reset the DTC and attempt to establish communication with the module.
  4. If communication cannot be established, consider replacing the Right Front Tire Pressure Trigger Module.
  5. Once the module is replaced, perform a TPMS reset procedure to ensure proper functionality.

Cost to Fix U1115

The cost of repairing the U1115 code can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, replacing the Right Front Tire Pressure Trigger Module can cost between $200 to $400, including parts and labor. However, additional diagnostic time and labor may be required to pinpoint the exact cause of the communication loss. It's advisable to consult with a certified mechanic or dealership for a more accurate cost estimate based on your vehicle make and model.

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Code U1115 Information for Specific Makes

  • U1115 Chrysler — Lost Communication With Right Front Tire Pressure Trigger Module
  • U1115 Dodge — Lost Communication With Right Front Tire Pressure Trigger Module
  • U1115 Jeep — Lost Communication With Right Front Tire Pressure Trigger Module
  • U1115 RAM — Lost Communication With Right Front Tire Pressure Trigger Module
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.

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