AutoCodes – Ford – P1709 2007 Ford Fusion

P1709 2007 Ford Fusion Code - Park/ Neutral Position Switch Out Of Self-Test Range

Quick Answer

The Park/Neutral Position (PNP) Switch completes the start circuit in PARK and NEUTRAL, the back-up lamp circuit in REVERSE, and a neutral sense circuit. Common causes include Faulty Park/Neutral Position (PNP) Switch, Park/Neutral Position Switch harness is open or shorted, Park/Neutral Position Switch 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: P1709 2007 Ford Fusion indicates Park/ Neutral Position Switch Out Of Self-Test Range.
Common causes: Common causes include Faulty Park/Neutral Position (PNP) Switch, Park/Neutral Position Switch harness is open or shorted, Park/Neutral Position Switch 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.

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Code Popularity 2,309

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jul 13, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1709 2007 Ford Fusion Description

The Park/Neutral Position (PNP) Switch completes the start circuit in PARK and NEUTRAL, the back-up lamp circuit in REVERSE, and a neutral sense circuit. The sensor also opens/closes a set of four switches that are monitored by the Powertrain Control Module (PCM) to determine the position of the manual lever (P, R, N, (D), 2, 1). The Diagnostic Trouble Code (DTC) indicates that the voltage is high from the Park/Neutral Position Switch when it should be low.

OBDII Code P1709 2007 Ford Fusion - Park/ Neutral Position Switch Out Of Self-Test Range - AutoCodes.com — P1709 2007 Ford Fusion Code - Park/ Neutral Position Switch Out Of Self-Test Range

What does this mean?

What are the Possible Causes of the DTC P1709 2007 Ford Fusion?

Faulty Park/Neutral Position (PNP) Switch
Park/Neutral Position Switch harness is open or shorted
Park/Neutral Position Switch poor electrical connection
FaultyPowertrain Control Module (PCM)

How to Fix the DTC P1709 2007 Ford Fusion?

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 P1709 2007 Ford Fusion 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 P1709 2007 Ford Fusion 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 P1709 2007 Ford Fusion Code

1. What does OBDII code P1709 mean for a 2007 Ford Fusion?

The code indicates that the Park/Neutral Position (PNP) switch is out of the self-test range, potentially causing issues with the transmission's operation.

2. What are the common symptoms of a P1709 code in a 2007 Ford Fusion?

Common symptoms include difficulty starting the vehicle, erratic shifting behavior, and the inability to shift out of Park or Neutral.

3. What are the possible causes of a P1709 code in a 2007 Ford Fusion?

Potential causes include a faulty PNP switch, wiring issues, poor electrical connections, or a malfunctioning transmission control module.

4. How can I diagnose a P1709 code in my 2007 Ford Fusion?

Diagnosis typically involves using a scan tool to retrieve the trouble code, inspecting the PNP switch and its wiring for damage, and performing a self-test to verify the switch's functionality.

5. Can I continue driving my 2007 Ford Fusion with a P1709 code?

It's not recommended to drive the vehicle with a P1709 code, as it can lead to further transmission problems and safety concerns. It's best to address the issue promptly.

6. How can I repair a P1709 code in my 2007 Ford Fusion?

Repair options may include replacing the Park/Neutral Position switch, repairing damaged wiring or connectors, or reprogramming the transmission control module.

7. Is it possible to reset the P1709 code in a 2007 Ford Fusion without repairs?

While clearing the trouble code may temporarily turn off the check engine light, it won't fix the underlying issue causing the P1709 code. Repairs are necessary for a permanent solution.

8. How much does it typically cost to repair a P1709 code in a 2007 Ford Fusion?

The cost of repairs for a P1709 code can vary depending on the specific cause of the issue, but it may range from a few hundred dollars to over a thousand dollars at a dealership or repair shop.

9. Are there any preventive measures to avoid a P1709 code in a 2007 Ford Fusion?

Regularly inspecting and maintaining the Park/Neutral Position switch, as well as addressing any transmission-related issues promptly, can help prevent the occurrence of a P1709 code.

10. Can a DIY enthusiast fix a P1709 code in a 2007 Ford Fusion?

While some basic troubleshooting and repairs may be possible for experienced DIY enthusiasts, diagnosing and repairing a P1709 code often requires specialized tools and knowledge, making it best left to professionals.