Engine-CodesFord – C1706 Ford

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

Quick Answer

The C1706 Ford diagnostic trouble code (DTC) indicates a Parking Aid Left Rear Inner Sensor Circuit Failure. Common causes include Damaged wiring or connectors in the left rear inner sensor circuit, Faulty left rear inner sensor, Corrosion or water damage affecting the sensor or its 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
C1706 Ford indicates Parking Aid Left Rear Inner Sensor Circuit Failure.
Common causes
Common causes include Damaged wiring or connectors in the left rear inner sensor circuit, Faulty left rear inner sensor, Corrosion or water damage affecting the sensor or its 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 C1706 Ford Description

The C1706 Ford diagnostic trouble code (DTC) indicates a Parking Aid Left Rear Inner Sensor Circuit Failure. This code is typically associated with the vehicle's parking assist system, which uses sensors to detect obstacles around the vehicle when parking. The left rear inner sensor is responsible for detecting objects on the left side of the vehicle towards the rear. A circuit failure in this sensor can lead to a malfunction in the parking aid system, affecting the vehicle's ability to accurately detect obstacles and provide the driver with necessary warnings.

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

Common Causes of C1706 Ford

  1. Damaged wiring or connectors in the left rear inner sensor circuit.
  2. Faulty left rear inner sensor.
  3. Corrosion or water damage affecting the sensor or its connections.
  4. Issues with the electronic control module (ECM) responsible for processing sensor data.
  5. Electrical issues within the vehicle affecting the parking aid system.

Symptoms of C1706 Ford

  1. Parking aid system not providing warnings when approaching obstacles.
  2. Inaccurate or erratic readings on the parking aid display.
  3. Parking aid system error message displayed on the dashboard.
  4. Intermittent beeping or warning sounds when parking, even when no obstacles are present.

How to Fix C1706 Ford

  1. Perform a thorough visual inspection of the left rear inner sensor and its wiring for any visible damage or corrosion.
  2. Use a multimeter to test the continuity and voltage of the sensor circuit to identify any electrical issues.
  3. Replace the left rear inner sensor if it is found to be faulty or damaged.
  4. Repair or replace any damaged wiring or connectors in the sensor circuit.
  5. Clear the DTC and reset the parking aid system to ensure proper functionality.

Cost to Fix C1706 Ford

The typical repair costs for addressing a Parking Aid Left Rear Inner Sensor Circuit Failure can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops commonly charge between $80 and $150 per hour for labor. Rates may be higher at dealerships or metropolitan areas, while independent shops may offer lower prices. It's recommended to obtain quotes from local shops 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 Ford Code

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

- Common symptoms include the parking aid system not working properly, beeping alerts when there are no obstacles, or a warning light on the dashboard.

2. What are the potential causes of OBDII code C1706 in a Ford for the Parking Aid Left Rear Inner Sensor Circuit Failure?

- Causes can include a faulty left rear inner sensor, damaged wiring or connections, sensor calibration issues, or water damage to the sensor.

3. How can I diagnose the Parking Aid Left Rear Inner Sensor Circuit Failure issue triggering OBDII code C1706 in my Ford?

- You can diagnose the problem by visually inspecting the sensor and its connections, conducting a sensor test with a diagnostic tool, and checking for any visible damage or water intrusion.

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

- While the vehicle is safe to drive, it is recommended to get the issue addressed promptly to ensure the parking aid system functions correctly.

5. Can I repair OBDII code C1706 in my Ford for the Parking Aid Left Rear Inner Sensor Circuit Failure myself?

- Depending on your experience and access to tools, you may be able to repair the issue yourself by replacing the faulty sensor, fixing wiring connections, or addressing calibration problems.

6. Are there any quick fixes or temporary solutions for OBDII code C1706 in a Ford related to the Parking Aid Left Rear Inner Sensor Circuit Failure?

- Quick fixes may include checking and cleaning the sensor connections, ensuring they are properly secured, and clearing the code to see if it reoccurs.

7. If I ignore OBDII code C1706 in my Ford for the Parking Aid Left Rear Inner Sensor Circuit Failure, what could happen?

- Ignoring the issue could lead to inaccurate parking aid readings, potential accidents due to malfunctioning sensors, or further damage to the parking aid system.

8. Do I need to reset the OBDII code C1706 in my Ford after repairing the Parking Aid Left Rear Inner Sensor Circuit Failure issue?

- Yes, it is recommended to reset the code using a diagnostic tool after repairing the problem to ensure the system recognizes the fix and the warning light is cleared.

9. How much does it typically cost to repair OBDII code C1706 in a Ford related to the Parking Aid Left Rear Inner Sensor Circuit Failure?

- Repair costs can vary depending on the specific issue, but they may range from $100 to $300 for sensor replacement or wiring repairs at a dealership or repair shop.

10. Can extreme weather conditions affect OBDII code C1706 in a Ford related to the Parking Aid Left Rear Inner Sensor Circuit Failure?

- Yes, extreme weather conditions such as heavy rain or snow can potentially damage the sensors or affect their performance, triggering the code. Regular maintenance and inspections can help prevent weather-related issues.

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