Engine-CodesGeneric – P1706

P1706 Code - Park and Neutral Position Switch

Quick Answer

The P1706 diagnostic trouble code refers to an issue with the Park and Neutral Position Switch, which is a component of the vehicle's transmission system. Common causes include Faulty Park and Neutral Position Switch, Wiring or electrical issues in the switch circuit, Corrosion or damage to the switch connectors. 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
P1706 indicates Park and Neutral Position Switch.
Common causes
Common causes include Faulty Park and Neutral Position Switch, Wiring or electrical issues in the switch circuit, Corrosion or damage to the switch connectors.
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 Aug 18, 2024
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Code P1706 Description

The P1706 diagnostic trouble code refers to an issue with the Park and Neutral Position Switch, which is a component of the vehicle's transmission system. This switch is responsible for ensuring that the vehicle can only be started in Park or Neutral, preventing it from being started in gear. When this switch malfunctions, it can lead to various issues with the vehicle's starting and shifting capabilities. If left unresolved, it can potentially result in safety hazards and further damage to the transmission system.

OBDII Code P1706 - Park and Neutral Position Switch
P1706 Code - Park and Neutral Position Switch

Common Causes of P1706

  1. Faulty Park and Neutral Position Switch.
  2. Wiring or electrical issues in the switch circuit.
  3. Corrosion or damage to the switch connectors.
  4. Mechanical issues affecting the switch's operation.
  5. Transmission fluid leaks affecting the switch's functionality.

Symptoms of P1706

  1. Inability to start the vehicle in Park or Neutral.
  2. Difficulty shifting gears.
  3. Vehicle starts in gear.
  4. Dashboard warning lights related to transmission issues.
  5. Erratic behavior when shifting between Park and Drive.

How to Fix P1706

  1. Perform a diagnostic scan to confirm the P1706 code and pinpoint the exact cause.
  2. Inspect the Park and Neutral Position Switch for any visible damage or signs of malfunction.
  3. Test the switch's operation using a multimeter to check for continuity.
  4. Replace the Park and Neutral Position Switch if it is found to be faulty.
  5. Clear the error code and test the vehicle to ensure the issue has been resolved.

Cost to Fix P1706

The cost of repairing a Park and Neutral Position Switch issue can vary depending on the vehicle make and model, as well as the labor rates in your area. On average, the parts for this repair can range from $50 to $150, with additional costs for labor. The total repair cost, including parts and labor, can range from $150 to $300. It's recommended to consult with a trusted mechanic or dealership for a more accurate estimate based on your specific vehicle and location.

When is the Code Detected?

The signal of the park/neutral position (PNP) switch is not changed in the process of engine starting and driving.

Need more information about the P1706 code?

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Code P1706 Information for Specific Makes

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 P1706 Code

1. What are common symptoms of OBDII code P1706 related to the Park and Neutral Position Switch?

Symptoms may include difficulty starting the vehicle, inability to shift gears, and the Check Engine Light being illuminated.

2. What are the possible causes of OBDII code P1706?

Potential causes of this code include a faulty park/neutral position switch, wiring issues, or a defective transmission range sensor.

3. How can I diagnose the Park and Neutral Position Switch issue causing OBDII code P1706?

Diagnosis involves checking the switch for proper operation, inspecting the wiring for damage, and using a scan tool to monitor switch signals.

4. Can a DIYer repair the Park and Neutral Position Switch issue triggering OBDII code P1706?

Depending on your skill level, replacing the park/neutral position switch or repairing damaged wiring may be feasible for DIYers with the proper tools and knowledge.

5. Is it safe to continue driving with OBDII code P1706 present?

It is not recommended to drive with this code as it can lead to transmission issues and potential safety hazards due to the inability to shift gears properly.

6. Are there any tips to prevent OBDII code P1706 from occurring in the future?

Regularly inspecting and maintaining the park/neutral position switch, as well as ensuring proper wiring connections, can help prevent this issue from arising.

7. How much does it typically cost to repair OBDII code P1706 related to the Park and Neutral Position Switch?

Costs can vary depending on the specific cause of the issue, but generally, the repair can range from $100 to $300 at a professional auto repair shop.

8. Can a faulty Park and Neutral Position Switch cause other OBDII codes to appear?

Yes, a malfunctioning switch can also trigger related codes such as P0705 (Transmission Range Sensor Circuit Malfunction) or P0850 (Park/Neutral Switch Input Circuit High).

9. Does weather or temperature affect the likelihood of encountering OBDII code P1706?

Extreme temperature fluctuations or exposure to moisture can potentially impact the performance of the park/neutral position switch, leading to the triggering of this code.

10. How long does it usually take to repair the Park and Neutral Position Switch issue causing OBDII code P1706?

The repair time can vary based on the complexity of the issue and the availability of parts, but it typically takes a few hours to a half-day to complete the repair.

Discuss the causes and fixes for P1706 OBDII Code

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