Engine-CodesChrysler – U1110 Chrysler

U1110 Chrysler Code - Lost Vehicle Speed Message

Quick Answer

The U1110 Chrysler code indicates that the vehicle's onboard computer has lost communication with the vehicle speed sensor module. Common causes include Faulty vehicle speed sensor, Wiring or connector issues between the sensor and the vehicle's computer, ECM (engine control module) software glitches. 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
U1110 Chrysler indicates Lost Vehicle Speed Message.
Common causes
Common causes include Faulty vehicle speed sensor, Wiring or connector issues between the sensor and the vehicle's computer, ECM (engine control module) software glitches.
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.
Table of contents Created and updated by William Orellana on Aug 18, 2024
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Code U1110 Chrysler Description

The U1110 Chrysler code indicates that the vehicle's onboard computer has lost communication with the vehicle speed sensor module. This can lead to a variety of issues related to the vehicle's speed control systems, such as cruise control, traction control, and anti-lock brakes. Without accurate speed data, the vehicle may not be able to operate these systems effectively, which can impact overall performance and safety.

OBDII Code U1110 Chrysler - Lost Vehicle Speed Message
U1110 Chrysler Code - Lost Vehicle Speed Message

Common Causes of U1110 Chrysler

  1. Faulty vehicle speed sensor
  2. Wiring or connector issues between the sensor and the vehicle's computer
  3. ECM (engine control module) software glitches
  4. Electrical interference or shorts in the system
  5. Water damage or corrosion in the sensor module

Symptoms of U1110 Chrysler

  1. Loss of cruise control functionality
  2. Inaccurate speedometer readings
  3. ABS or traction control warning lights illuminated on the dashboard
  4. Harsh shifting of the transmission
  5. Decreased fuel efficiency

How to Fix U1110 Chrysler

  1. Use a diagnostic scanner to retrieve the trouble codes and confirm the issue is related to the lost vehicle speed message.
  2. Inspect the wiring and connectors for any signs of damage or corrosion. Repair or replace as necessary.
  3. Test the vehicle speed sensor using a multimeter to ensure it is functioning correctly. Replace if faulty.
  4. Clear the trouble codes from the system and perform a test drive to confirm the repair.
  5. If the issue persists, consult with a professional technician for further diagnosis and potential ECM reprogramming.

Cost to Fix U1110 Chrysler

The cost estimate for resolving a U1110 Chrysler code can vary depending on the specific cause of the issue. On average, the repair costs can range from $100 to $300 for parts and labor. However, additional expenses may be incurred if more extensive repairs or component replacements are required. It's recommended to get a detailed quote from a trusted auto repair shop to accurately assess the total cost.

Tech Notes for U1110 Chrysler

This is typically an electrical wiring connection issue at one of the controllers being monitored by the manufacturer.
It can occur if:
Someone changes a battery while the ignition switch is left on, that is, left in the RUN position.
Someone flashes/upgrades their engine controller – other modules unable to communicate with PCM during this process – this will set U1110 at a multitude of controllers on the vehicle – all false codes. Erase and carry on.
May need to disconnect both battery cables and touch them together for 15 seconds. Reattach battery cables, positive first, then negative and see if a soft reset helps.

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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 U1110 Chrysler Code

1. What does the OBDII code U1110 Chrysler indicate?

The code U1110 for Chrysler vehicles signifies a Lost Vehicle Speed Message, indicating a communication error between various control modules related to vehicle speed data.

2. What are the common symptoms of the U1110 code in a Chrysler?

Common symptoms associated with the U1110 code include issues with the speedometer not working, ABS warning lights illuminated on the dashboard, and potential transmission shifting problems.

3. What are the possible causes of the U1110 Chrysler code?

Potential causes of the U1110 code include faulty wheel speed sensors, damaged wiring or connectors in the speed sensor circuit, issues with the ABS module, or a malfunction in the powertrain control module.

4. How can I diagnose the U1110 code in my Chrysler?

Diagnosing the U1110 code typically involves using a diagnostic scanner to retrieve the code, checking the speed sensor signals, inspecting the wiring harness for damage, and testing the related control modules for proper communication.

5. Can the U1110 code be triggered by a loose gas cap in a Chrysler vehicle?

No, the U1110 code specifically relates to a Lost Vehicle Speed Message and is not triggered by issues such as a loose gas cap. It is important to focus on diagnosing the speed sensor and communication system.

6. Is it safe to drive my Chrysler with the U1110 code illuminated?

It is not recommended to drive your Chrysler with the U1110 code active, as it can lead to potential safety hazards due to inaccurate speed readings and issues with the vehicle's ABS and transmission systems.

7. How can I clear the U1110 code from my Chrysler's OBDII system?

Clearing the U1110 code involves using a diagnostic scanner to reset the codes after addressing the underlying issue causing the communication error related to vehicle speed data.

8. Can a DIY enthusiast repair the U1110 code in a Chrysler, or is professional assistance necessary?

While some DIY enthusiasts may be able to address the U1110 code by checking and replacing faulty components like speed sensors or wiring, complex issues with control modules may require professional diagnosis and repair.

9. Will the U1110 code prevent my Chrysler from passing an emissions test?

The U1110 code alone may not impact emissions testing directly, but it is important to address and resolve the underlying issue to ensure proper functioning of the vehicle's systems and components for overall performance.

10. How much does it typically cost to repair the U1110 code in a Chrysler at a dealership or repair shop?

The cost of repairing the U1110 code in a Chrysler can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, considering parts and labor costs.

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