AutoCodes – Mercury – C1705 Mercury

C1705 Mercury Code - Parking Aid Left Rear Inner Sensor Circuit Short To Battery

Quick Answer

The parking aid system detects objects behind the vehicle when the vehicle is in REVERSE. Common causes include Faulty Parking Aid Left Rear Inner Sensor, Parking Aid Left Rear Inner Sensor harness is open or shorted, Parking Aid Left Rear Inner Sensor circuit poor electrical connection. 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
C1705 Mercury indicates Parking Aid Left Rear Inner Sensor Circuit Short To Battery.
Common causes
Common causes include Faulty Parking Aid Left Rear Inner Sensor, Parking Aid Left Rear Inner Sensor harness is open or shorted, Parking Aid Left Rear Inner Sensor circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 451
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 27, 2020
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Code C1705 Mercury Description

The parking aid system detects objects behind the vehicle when the vehicle is in REVERSE. The parking aid module does this by calculating the distance to an object by the use of 4 ultrasonic sensors mounted in the rear bumper. The ultrasonic field is emitted in a semicircular area around the rear of the vehicle. The parking aid sensors can detect objects approximately 1.8 m (5.9 ft) to the rear of the vehicle, 46 cm (18 in) to the rear side of the vehicle, and 16 cm (6 in) above ground. A 750 Hz variable warning tone is generated from a parking aid speaker attached to the parking aid module. The parking aid speaker increases its warning tone rate as the vehicle gets closer to an obstacle. When an object is detected within 25 cm (10 in) of the sensors, the warning tone becomes continuous.
The parking aid system is enabled when the ignition switch is in the RUN position and REVERSE is selected. The system can be disabled through the message center RESET switch located in the instrument cluster. The parking aid menu is displayed until the transmission is taken out of REVERSE. While the menu is displayed, pressing the message center RESET switch changes the parking aid system status to OFF.
The parking aid system is disabled if a fault is detected in 1 of the 4 sensors, the parking aid speaker, or the parking aid module. This will be indicated by the parking aid disabled warning CHECK BACKUP AID displayed in the message center. The parking aid module is on the International Standards Organization (ISO) 9141 network and can be diagnosed with a diagnostic tool.
OBDII Code C1705 Mercury - Parking Aid Left Rear Inner Sensor Circuit Short To Battery - AutoCodes.com
C1705 Mercury Code - Parking Aid Left Rear Inner Sensor Circuit Short To Battery

What are the Possible Causes of the DTC C1705 Mercury?

  • Faulty Parking Aid Left Rear Inner Sensor
  • Parking Aid Left Rear Inner Sensor harness is open or shorted
  • Parking Aid Left Rear Inner Sensor circuit poor electrical connection

How to Fix the DTC C1705 Mercury?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1705 Mercury code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the C1705 Mercury code?

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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 C1705 Mercury Code

1. What are common symptoms of OBDII code C1705 in a Mercury related to the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- Common symptoms include the parking aid system not functioning properly, warning lights illuminated on the dashboard, and audible alerts not working.

2. What can cause the OBDII code C1705 in a Mercury related to the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- The code C1705 can be triggered by a short circuit in the wiring, a faulty sensor, or issues with the parking aid module.

3. How can I diagnose the OBDII code C1705 in my Mercury for the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- Diagnosis typically involves checking the wiring harness for damage, testing the sensor for proper functionality, and using a diagnostic scanner to retrieve the specific fault code.

4. Are there any simple repair tips for fixing the OBDII code C1705 in a Mercury related to the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- Repair tips may include checking and repairing any damaged wiring, replacing the faulty sensor, or resetting the parking aid system using a diagnostic tool.

5. Can I drive my Mercury with the OBDII code C1705 related to the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure the proper functioning of the parking aid system.

6. How much does it typically cost to repair the OBDII code C1705 in a Mercury for the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- The cost of repair can vary depending on the underlying cause, but it may involve expenses for parts, labor, and diagnostic services.

7. Is it possible to reset the OBDII code C1705 in my Mercury related to the Parking Aid Left Rear Inner Sensor Circuit Short To Battery without visiting a mechanic?

- While you can attempt to reset the code using a diagnostic scanner, it is advisable to address the root cause of the issue to prevent the code from reappearing.

8. How often does the OBDII code C1705 related to the Parking Aid Left Rear Inner Sensor Circuit Short To Battery occur in Mercury vehicles?

- The occurrence of this specific OBDII code can vary among Mercury vehicles, but it is relatively common in models equipped with parking aid systems.

9. Are there any preventive measures I can take to avoid triggering the OBDII code C1705 in my Mercury for the Parking Aid Left Rear Inner Sensor Circuit Short To Battery?

- Regular maintenance checks, proper handling of the parking aid system, and prompt repairs of any sensor or wiring issues can help prevent the code from occurring.

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