AutoCodes – Ford – P1709 2009 Ford Fusion

P1709 2009 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 2009 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 2,355

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 2009 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 2009 Ford Fusion - Park/ Neutral Position Switch Out Of Self-Test Range - AutoCodes.com — P1709 2009 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 2009 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 2009 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 2009 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 2009 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 2009 Ford Fusion Code

1. What does OBDII code P1709 for a 2009 Ford Fusion mean?

The code P1709 indicates that the Park/Neutral Position (PNP) switch is out of self-test range, meaning there may be an issue with the switch's operation.

2. What are the common symptoms of a P1709 code on a 2009 Ford Fusion?

Common symptoms include difficulty starting the vehicle, the engine not cranking, or the vehicle not shifting out of Park.

3. What are the possible causes of a P1709 code on a 2009 Ford Fusion?

Potential causes include a faulty PNP switch, wiring issues, a misaligned switch, or a malfunction in the transmission control module.

4. How can I diagnose a P1709 code on my 2009 Ford Fusion?

Diagnosing a P1709 code typically involves checking the PNP switch's operation, inspecting the wiring for damage, and using a scan tool to read the code and clear it for testing.

5. Can I drive my 2009 Ford Fusion with a P1709 code?

It's not recommended to drive your vehicle with a P1709 code, as it may lead to further transmission or starting issues. It's best to address the problem as soon as possible.

6. How can I repair a P1709 code on a 2009 Ford Fusion?

Repairing a P1709 code may involve replacing the Park/Neutral Position switch, repairing any damaged wiring, or realigning the switch to ensure proper operation.

7. Will resetting the check engine light fix a P1709 code on a 2009 Ford Fusion?

Resetting the check engine light may temporarily clear the code, but if the underlying issue with the PNP switch is not addressed, the code is likely to come back.

8. How much does it cost to repair a P1709 code on a 2009 Ford Fusion?

The cost of repairing a P1709 code can vary depending on the root cause of the issue, but it may range from $100 to $300 for parts and labor.

9. Can a DIY enthusiast fix a P1709 code on a 2009 Ford Fusion?

While some may attempt to diagnose and repair a P1709 code themselves, it's recommended to seek professional help, especially when dealing with transmission-related issues.

10. Is the P1709 code a common issue in 2009 Ford Fusion vehicles?

The P1709 code related to the Park/Neutral Position switch can occur in 2009 Ford Fusion vehicles, especially as they age and the switch components wear out.