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Engine-Codes – Generic – C1104

C1104 Code - Front Left Sensor 1

Quick Answer

The C1104 code indicates a problem with the front left sensor 1 on the vehicle. Common causes include Sensor malfunction due to wear and tear, Corrosion or damage to sensor wiring or connectors, Faulty ABS control module. 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
C1104 indicates Front Left Sensor 1.
Common causes
Common causes include Sensor malfunction due to wear and tear, Corrosion or damage to sensor wiring or connectors, Faulty ABS control module.
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 C1104 Description

The C1104 code indicates a problem with the front left sensor 1 on the vehicle. This sensor is crucial for the proper functioning of the vehicle's braking system, as it is responsible for sending signals to the ABS (anti-lock braking system) and traction control system. When this sensor malfunctions, it can lead to issues with the vehicle's stability, traction control, and overall braking performance.

OBDII Code C1104 - Front Left Sensor 1
C1104 Code - Front Left Sensor 1

Common Causes of C1104

  1. Sensor malfunction due to wear and tear
  2. Corrosion or damage to sensor wiring or connectors
  3. Faulty ABS control module
  4. Electrical issues within the braking system
  5. Impact or damage to the sensor from road debris or accidents

Symptoms of C1104

  1. Illuminated ABS or traction control warning light on the dashboard
  2. Inconsistent or unresponsive braking performance
  3. Increased stopping distance
  4. ABS or traction control system engaging unexpectedly
  5. Sudden loss of traction on slippery surfaces

How to Fix C1104

  1. Begin by conducting a thorough diagnostic scan to confirm the C1104 code and pinpoint the exact cause of the issue.
  2. Inspect the front left sensor 1, wiring, and connectors for any visible damage or corrosion. Replace any damaged components.
  3. Test the ABS control module to ensure it is functioning correctly. Replace if necessary.
  4. Clear the code from the vehicle's computer system and perform a road test to verify that the issue has been resolved.
  5. If the problem persists, seek professional assistance for further troubleshooting and repairs.

Cost to Fix C1104

The typical repair costs for addressing the C1104 code can range from $200 to $500, including parts and labor. However, it's essential to note that the specific diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to consult with local auto repair shops for a more accurate estimate based on your specific circumstances.

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Code C1104 Information for Specific Makes

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 C1104 Code

What does the OBDII code C1104 indicate?

The OBDII code C1104 indicates a malfunction related to the front left wheel speed sensor or its circuit, which can affect the vehicle's traction control and anti-lock braking systems.

What are common symptoms of a C1104 code?

Common symptoms include the illumination of the ABS warning light, traction control light, and potential issues with braking performance or loss of traction control functionality.

What can cause a C1104 code to trigger?

Causes may include a faulty front left wheel speed sensor, damaged wiring or connectors, or issues with the ABS control module.

How can I diagnose a C1104 code?

To diagnose a C1104 code, inspect the front left wheel speed sensor and its wiring for damage, check the sensor's resistance and output with a multimeter, and use a scan tool to monitor live data.

Is it safe to drive with a C1104 code?

While it may be safe to drive, the vehicle may experience reduced braking performance and traction control, so it's advisable to address the issue promptly to ensure safety.

What are some common repair solutions for a C1104 code?

Common repairs include replacing a faulty front left wheel speed sensor, repairing damaged wiring or connectors, or reprogramming or replacing the ABS module if necessary.

How much does it typically cost to fix a C1104 code?

Repair costs can vary widely but generally range from $100 to $400, depending on whether the issue is a simple wiring fix or a sensor replacement.

Can I reset the C1104 code myself?

Yes, you can reset the C1104 code using an OBDII scanner, but it's important to fix the underlying issue to prevent the code from returning.

Will a C1104 code affect my vehicle's performance?

Yes, a C1104 code can affect the performance of your vehicle, particularly in terms of braking effectiveness and stability control, which can compromise safety.

Discuss the causes and fixes for C1104 OBDII Code

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