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Engine-Codes – Lincoln – C1920 Lincoln

C1920 Lincoln Code - Parking Aid System LED Circuit Failure

Quick Answer

The C1920 diagnostic trouble code for Lincoln vehicles refers to a Parking Aid System LED Circuit Failure. Common causes include Damaged wiring in the LED circuit, Faulty LED sensor, Malfunctioning 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
C1920 Lincoln indicates Parking Aid System LED Circuit Failure.
Common causes
Common causes include Damaged wiring in the LED circuit, Faulty LED sensor, Malfunctioning 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 17, 2024
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Code C1920 Lincoln Description

The C1920 diagnostic trouble code for Lincoln vehicles refers to a Parking Aid System LED Circuit Failure. This code indicates that there is a malfunction in the LED circuit of the parking aid system. The parking aid system is designed to assist drivers in parking by providing visual and/or audible alerts when the vehicle is close to an obstacle. The LED circuit failure can prevent the system from functioning properly, potentially leading to difficulties in parking and an increased risk of accidents.

OBDII Code C1920 Lincoln - Parking Aid System LED Circuit Failure
C1920 Lincoln Code - Parking Aid System LED Circuit Failure

Common Causes of C1920 Lincoln

  1. Damaged wiring in the LED circuit
  2. Faulty LED sensor
  3. Malfunctioning control module
  4. Water damage to the parking aid system components
  5. Corrosion in the connections of the LED circuit

Symptoms of C1920 Lincoln

  1. Inaccurate or no parking aid alerts
  2. Malfunctioning rearview camera display
  3. Difficulty parking in tight spaces
  4. Increased risk of collisions while parking

How to Fix C1920 Lincoln

  1. Begin by conducting a thorough inspection of the parking aid system components, including the wiring, LED sensor, and control module.
  2. Test the LED circuit for continuity and check for any damaged or corroded connections.
  3. Replace any faulty components, such as the LED sensor or control module, if necessary.
  4. Clear the diagnostic trouble code from the vehicle's system using a diagnostic scanner.
  5. Test the parking aid system to ensure that it is functioning properly and providing accurate alerts.

Cost to Fix C1920 Lincoln

The cost of repairing a Parking Aid System LED Circuit Failure can vary depending on the specific components that need to be replaced and the labor rates of the auto repair shop. On average, the repair costs for this issue can range from $200 to $500, including parts and labor. It is important to note that the actual cost may be higher or lower based on factors such as the location of the repair shop, the make and model of the vehicle, and the extent of the damage. It is recommended to obtain quotes from multiple repair shops to compare prices and find the best option for your budget.

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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 C1920 Lincoln Code

1. What are the common symptoms of an OBDII code C1920 Lincoln related to Parking Aid System LED Circuit Failure?

The common symptoms include the parking aid system LED not illuminating or functioning properly, indicating a circuit failure.

2. What are the possible causes of the OBDII code C1920 Lincoln?

Possible causes of the code C1920 include damaged wiring, a faulty LED module, a defective parking aid sensor, or a malfunctioning control module.

3. How can I diagnose the issue related to the Parking Aid System LED Circuit Failure code?

Diagnosing the problem involves checking the wiring connections, testing the LED module, inspecting the parking aid sensors, and scanning the control module for any fault codes.

4. Can I still use my parking aid system if I have the C1920 code?

If the parking aid system LED is not functioning due to the circuit failure, the system may not provide accurate feedback, making parking assistance less reliable. It is recommended to address the issue promptly.

5. What are some repair tips for resolving the Parking Aid System LED Circuit Failure code?

Repair tips may include repairing or replacing damaged wiring, replacing the faulty LED module, testing and replacing defective parking aid sensors, or reprogramming the control module as necessary.

6. Is it possible to reset the OBDII code C1920 without addressing the underlying issue?

Resetting the code may temporarily clear the warning light, but if the root cause of the circuit failure is not fixed, the code is likely to reappear after driving cycles.

7. How important is it to address the OBDII code C1920 Lincoln promptly?

Addressing the code promptly is crucial to ensure the proper functioning of the parking aid system and maintain safety while parking, especially in situations where assistance is needed.

8. Can I fix the Parking Aid System LED Circuit Failure issue myself, or do I need a professional mechanic?

Depending on your automotive repair skills and access to tools, you may be able to address the issue yourself by following repair guides and using diagnostic equipment. However, seeking help from a professional mechanic is advisable if you are unsure.

9. Are there any preventive measures to avoid encountering the C1920 code in the future?

Regularly inspecting the parking aid system, checking for any signs of wiring damage or sensor issues, and promptly addressing any anomalies can help prevent the occurrence of the Parking Aid System LED Circuit Failure code.

10. How can I find the specific location of the LED module and parking aid sensors in my Lincoln vehicle?

Consulting the vehicle's service manual or seeking guidance from online resources specific to your Lincoln model can help you locate the LED module and parking aid sensors for inspection and potential repair.

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