AutoCodes – Ford – P1709 2003 Ford F150

P1709 2003 Ford F150 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 2003 Ford F150 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 4,394

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

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 2003 Ford F150 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 2003 Ford F150 - Park/ Neutral Position Switch Out Of Self-Test Range - AutoCodes.com — P1709 2003 Ford F150 Code - Park/ Neutral Position Switch Out Of Self-Test Range

What does this mean?

What are the Possible Causes of the DTC P1709 2003 Ford F150?

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 2003 Ford F150?

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 2003 Ford F150 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 2003 Ford F150 code?

Need more information on how to fix the P1709 2003 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the 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 2003 Ford F150 Code

1. What are common symptoms of OBDII code P1709 in a 2003 Ford F150?

- Common symptoms include difficulty starting the vehicle, shifting issues, stalling when put in gear, and the inability to shift out of Park.

2. What does the OBDII code P1709 indicate in a 2003 Ford F150?

- The code P1709 indicates that the Park/Neutral Position (PNP) switch is out of the self-test range, causing potential transmission control module issues.

3. What can cause the OBDII code P1709 to trigger in a 2003 Ford F150?

- The code P1709 can be triggered by a faulty Park/Neutral Position switch, damaged wiring, or a misalignment of the switch itself.

4. How can I diagnose the OBDII code P1709 in my 2003 Ford F150?

- To diagnose the code P1709, you can use an OBDII scanner to retrieve the code, visually inspect the PNP switch and its wiring, and perform a continuity test.

5. Can I drive my 2003 Ford F150 with the OBDII code P1709 present?

- It is not recommended to drive the vehicle with the P1709 code present, as it can cause transmission issues and potentially lead to further damage.

6. How can I repair the OBDII code P1709 in my 2003 Ford F150?

- The repair for the P1709 code typically involves replacing the Park/Neutral Position switch and ensuring proper alignment and wiring connections.

7. Are there any DIY tips for fixing the OBDII code P1709 in a 2003 Ford F150?

- DIY tips include carefully inspecting the switch and wiring for damage, checking for proper alignment, and following a repair manual for step-by-step instructions.

8. Can a faulty battery or alternator cause the OBDII code P1709 in a 2003 Ford F150?

- While a weak battery or alternator can cause electrical issues, the P1709 code is more commonly related to problems with the Park/Neutral Position switch.

9. How long does it usually take to repair the OBDII code P1709 in a 2003 Ford F150?

- The repair time for the P1709 code can vary depending on the extent of the issue, but it typically takes a few hours to replace the Park/Neutral Position switch.

10. Is it necessary to reset the OBDII code P1709 after repairing it in a 2003 Ford F150?

- After repairing the P1709 code, it is recommended to clear the code using an OBDII scanner to reset the system and ensure the issue has been resolved.