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Engine-Codes – Lincoln – C1706 Lincoln

C1706 Lincoln Code - Parking Aid Left Rear Inner Sensor Circuit Failure

Quick Answer

The C1706 diagnostic trouble code (DTC) for Lincoln vehicles specifically refers to a Parking Aid Left Rear Inner Sensor Circuit Failure. Common causes include Faulty left rear inner sensor, Damaged wiring or connectors, 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
C1706 Lincoln indicates Parking Aid Left Rear Inner Sensor Circuit Failure.
Common causes
Common causes include Faulty left rear inner sensor, Damaged wiring or connectors, 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 11, 2024
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Code C1706 Lincoln Description

The C1706 diagnostic trouble code (DTC) for Lincoln vehicles specifically refers to a Parking Aid Left Rear Inner Sensor Circuit Failure. This code indicates that there is an issue with the sensor responsible for detecting obstacles or objects in the left rear inner area of the vehicle. The parking aid system is designed to assist drivers in maneuvering their vehicle in tight spaces by providing audible alerts or visual indicators when objects are detected in close proximity.

OBDII Code C1706 Lincoln - Parking Aid Left Rear Inner Sensor Circuit Failure
C1706 Lincoln Code - Parking Aid Left Rear Inner Sensor Circuit Failure

Common Causes of C1706 Lincoln

  1. Faulty left rear inner sensor
  2. Damaged wiring or connectors
  3. Malfunctioning control module
  4. Corrosion or debris affecting sensor performance
  5. Electrical issues within the system

Symptoms of C1706 Lincoln

  1. Loss of parking aid system functionality
  2. No audible alerts or visual indicators when objects are detected
  3. Inaccurate or inconsistent sensor readings
  4. Difficulty in parking or maneuvering in tight spaces
  5. Warning light illuminated on the dashboard

How to Fix C1706 Lincoln

  1. Diagnose the specific cause of the issue by using a diagnostic scanner to retrieve the fault codes and testing the sensor, wiring, and control module.
  2. Replace the faulty left rear inner sensor if it is determined to be the root cause of the problem.
  3. Check and repair any damaged wiring or connectors that may be affecting the sensor's performance.
  4. Reset the system and clear the fault codes to ensure proper functionality.
  5. Test the parking aid system to verify that the issue has been resolved and that the sensor is accurately detecting obstacles.

Cost to Fix C1706 Lincoln

The typical repair costs for resolving a Parking Aid Left Rear Inner Sensor Circuit Failure can range from $200 to $500, depending on the extent of the damage and the parts needed for replacement. This estimate includes the cost of the sensor, any necessary wiring or connectors, and labor charges for the repair process. It is important to note that the specific diagnosis time and labor rates can vary among auto repair shops, so it is advisable to inquire about local rates for a more accurate estimate.

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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 C1706 Lincoln Code

1. What are the common symptoms of OBDII code C1706 in a Lincoln related to the Parking Aid Left Rear Inner Sensor Circuit Failure?

The common symptoms include the parking aid system not functioning properly, warning lights illuminated on the dashboard, and potential issues with the left rear inner sensor.

2. What could cause the OBDII code C1706 in a Lincoln indicating a Parking Aid Left Rear Inner Sensor Circuit Failure?

The code C1706 is typically triggered by a fault in the wiring or connections associated with the left rear inner sensor, a malfunction within the sensor itself, or a problem in the parking aid control module.

3. How can I diagnose the OBDII code C1706 related to the Parking Aid Left Rear Inner Sensor Circuit Failure in my Lincoln?

Diagnosing this code involves inspecting the wiring and connectors for any damage, testing the left rear inner sensor for proper functionality, and using a diagnostic scanner to check the parking aid system for faults.

4. Is it safe to continue driving my Lincoln with the OBDII code C1706 indicating a Parking Aid Left Rear Inner Sensor Circuit Failure?

While the vehicle should still be safe to drive, it is recommended to address the issue promptly to ensure the parking aid system functions correctly and to prevent potential accidents or damage while parking.

5. How can I repair the OBDII code C1706 in a Lincoln related to the Parking Aid Left Rear Inner Sensor Circuit Failure?

Repairing this code may involve fixing any damaged wiring or connectors, replacing the left rear inner sensor if faulty, or reprogramming the parking aid control module if necessary.

6. Can I reset the OBDII code C1706 in my Lincoln after repairing the issue with the Parking Aid Left Rear Inner Sensor Circuit?

Yes, once the underlying problem causing the code C1706 has been fixed, you can reset the code using a diagnostic scanner to clear the fault codes from the vehicle's system.

7. Are there any DIY tips for troubleshooting the OBDII code C1706 in a Lincoln indicating a Parking Aid Left Rear Inner Sensor Circuit Failure?

While basic inspections like checking for loose connections or visible damage can be done DIY, diagnosing and repairing the specific issue causing the code may require professional expertise and specialized tools.

8. How much does it typically cost to repair the OBDII code C1706 associated with the Parking Aid Left Rear Inner Sensor Circuit Failure in a Lincoln?

The cost of repair can vary depending on the exact cause of the issue, the parts needed for replacement, and the labor rates of the repair shop. It's advisable to obtain quotes from different sources for an accurate estimate.

9. Can extreme weather conditions affect the triggering of the OBDII code C1706 in a Lincoln related to the Parking Aid Left Rear Inner Sensor Circuit Failure?

Extreme weather conditions like heavy rain or snow could potentially impact the functionality of the parking aid system and trigger faults such as code C1706. Ensuring the system is well-maintained can help prevent weather-related issues.

10. Is it necessary to visit a dealership for repairing the OBDII code C1706 linked to the Parking Aid Left Rear Inner Sensor Circuit Failure in my Lincoln?

While dealerships are equipped to handle such repairs, independent auto repair shops with experience in diagnostics and electrical systems may also be able to effectively address the issue, often at a lower cost.

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