Engine-CodesFord – C1145 Ford

C1145 Ford Code - Right Front Wheel Speed Sensor Input Circuit Failure

Quick Answer

The C1145 code for Ford vehicles indicates a Right Front Wheel Speed Sensor Input Circuit Failure. Common causes include Damaged or corroded wheel speed sensor wiring harness, Faulty right front wheel speed sensor, Loose or disconnected sensor connections. 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
C1145 Ford indicates Right Front Wheel Speed Sensor Input Circuit Failure.
Common causes
Common causes include Damaged or corroded wheel speed sensor wiring harness, Faulty right front wheel speed sensor, Loose or disconnected sensor connections.
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 Sep 10, 2024
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Code C1145 Ford Description

The C1145 code for Ford vehicles indicates a Right Front Wheel Speed Sensor Input Circuit Failure. This means that there is an issue with the sensor responsible for monitoring the speed of the right front wheel. The wheel speed sensors play a crucial role in the proper functioning of the vehicle's anti-lock braking system (ABS) and traction control system. When the sensor fails to provide accurate data to the vehicle's electronic control module (ECM), it can lead to a variety of issues that affect the vehicle's performance and safety.

OBDII Code C1145 Ford - Right Front Wheel Speed Sensor Input Circuit Failure
C1145 Ford Code - Right Front Wheel Speed Sensor Input Circuit Failure

Common Causes of C1145 Ford

  1. Damaged or corroded wheel speed sensor wiring harness.
  2. Faulty right front wheel speed sensor.
  3. Loose or disconnected sensor connections.
  4. Electronic control module (ECM) malfunction.
  5. Physical damage to the sensor or its mounting location.

Symptoms of C1145 Ford

  1. ABS warning light illuminated on the dashboard.
  2. Traction control system warning light activated.
  3. Erratic or inconsistent ABS activation during braking.
  4. Increased stopping distances in slippery conditions.
  5. Loss of traction or stability control on the right front wheel.

How to Fix C1145 Ford

  1. Begin by diagnosing the specific cause of the circuit failure using a diagnostic scanner to retrieve the fault codes and inspecting the right front wheel speed sensor and its wiring.
  2. Check the sensor's wiring harness for any signs of damage, corrosion, or disconnection. Repair or replace any faulty wiring as necessary.
  3. Test the right front wheel speed sensor using a multimeter to verify its functionality. Replace the sensor if it fails to provide the correct readings.
  4. Inspect the sensor's mounting location and ensure it is securely attached to the wheel hub or brake assembly.
  5. Clear the fault codes from the ECM using the diagnostic scanner and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix C1145 Ford

The typical repair costs for addressing a Right Front Wheel Speed Sensor Input Circuit Failure (C1145) can vary depending on the specific cause of the issue and the cost of parts and labor. In general, the replacement of a faulty wheel speed sensor can range from $100 to $200, while the cost of labor can add an additional $80 to $150 per hour. Overall, the total repair cost for this issue is estimated to be between $200 and $400, but it's important to note that prices may vary based on the location, vehicle make and model, and the specific repair shop. It is advisable to consult with a trusted mechanic or dealership for a more accurate cost estimate.

Tech Notes for C1145 Ford









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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 C1145 Ford Code

1. What are the common symptoms of OBDII code C1145 in a Ford vehicle?

The common symptoms associated with OBDII code C1145 include the ABS warning light illuminating on the dashboard, potential traction control system malfunctions, and possible loss of stability control.

2. What are the possible causes of OBDII code C1145 indicating a Right Front Wheel Speed Sensor Input Circuit Failure in a Ford?

The most common causes of OBDII code C1145 in a Ford are a faulty right front wheel speed sensor, damaged sensor wiring or connectors, sensor wiring harness issues, or a malfunctioning ABS module.

3. How can I diagnose the Right Front Wheel Speed Sensor Input Circuit Failure causing OBDII code C1145 in my Ford?

To diagnose the issue, you can use a diagnostic scan tool to read the fault code, visually inspect the right front wheel speed sensor and its wiring for any visible damage, and perform electrical tests on the sensor and circuit to identify the source of the problem.

4. Can I still drive my Ford with OBDII code C1145 triggered?

While it is technically possible to drive your Ford with the C1145 code triggered, it is not recommended as it can affect the proper functioning of the ABS, traction control, and stability control systems, potentially compromising your safety on the road.

5. How can I repair the Right Front Wheel Speed Sensor Input Circuit Failure triggering OBDII code C1145 in my Ford?

Depending on the underlying cause, repairing OBDII code C1145 may involve replacing the right front wheel speed sensor, repairing or replacing damaged wiring or connectors, or addressing any issues with the ABS module. It is recommended to consult a professional mechanic for accurate diagnosis and repair.

6. Will resetting the OBDII code C1145 in my Ford make the issue go away permanently?

Resetting the OBDII code C1145 may temporarily turn off the warning light, but if the underlying issue causing the fault code is not addressed and repaired, the code is likely to reappear, indicating an ongoing problem with the right front wheel speed sensor input circuit.

7. How much does it typically cost to repair OBDII code C1145 related to a Right Front Wheel Speed Sensor Input Circuit Failure in a Ford?

The cost of repairing OBDII code C1145 in a Ford can vary depending on the specific cause of the issue, the need for parts replacement, and the labor rates of the repair shop. It is advisable to obtain quotes from different mechanics or dealerships for an accurate estimate.

8. Can a DIY enthusiast with basic automotive knowledge repair OBDII code C1145 in a Ford?

While some DIY enthusiasts may be able to diagnose and repair OBDII code C1145 related to a Right Front Wheel Speed Sensor Input Circuit Failure, it is recommended to have the issue properly diagnosed by a professional to ensure the correct repair is performed and safety systems are functioning correctly.

9. What other OBDII codes may be related to or triggered along with C1145 in a Ford?

Other related OBDII codes that may be triggered along with C1145 in a Ford include codes related to wheel speed sensor circuit failures in other wheels, ABS module malfunctions, or general communication issues within the ABS system.

10. How important is it to address OBDII code C1145 indicating a Right Front Wheel Speed Sensor Input Circuit Failure in a Ford promptly?

It is crucial to address OBDII code C1145 promptly in a Ford to ensure the proper functioning of safety systems like ABS, traction control, and stability control. Ignoring the issue can lead to compromised vehicle stability and potential safety hazards while driving.

Discuss the causes and fixes for C1145 Ford OBDII Code

  • I changed both sensor or should I say the hole hub with new sensors and the codes c1145 and c1155 witch is front right/left speed sensors are still pulling can any one help