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P1706 2005 Nissan Altima Sedan Code - Park and Neutral Position Switch

Quick Answer

The P1706 diagnostic trouble code (DTC) for a 2005 Nissan Altima Sedan refers to the Park and Neutral Position (PNP) switch. Common causes include Worn or damaged PNP switch contacts, Loose or corroded electrical connections, Faulty wiring harness or 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 2005 Nissan Altima Sedan indicates Park and Neutral Position Switch.
Common causes
Common causes include Worn or damaged PNP switch contacts, Loose or corroded electrical connections, Faulty wiring harness or 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P1706 2005 Nissan Altima Sedan Description

The P1706 diagnostic trouble code (DTC) for a 2005 Nissan Altima Sedan refers to the Park and Neutral Position (PNP) switch. The PNP switch, also known as the transmission range sensor or neutral safety switch, is an essential component that communicates with the vehicle's Transmission Control Module (TCM) to determine the gear position of the transmission. This information is crucial for various functions such as starting the engine, shifting gears, and engaging the reverse lights.

OBDII Code P1706 2005 Nissan Altima Sedan - Park and Neutral Position Switch
P1706 2005 Nissan Altima Sedan Code - Park and Neutral Position Switch

Common Causes of P1706 2005 Nissan Altima Sedan

  1. Worn or damaged PNP switch contacts
  2. Loose or corroded electrical connections
  3. Faulty wiring harness or connectors
  4. Water or debris intrusion causing short circuits
  5. Mechanical damage to the PNP switch due to external factors

Symptoms of P1706 2005 Nissan Altima Sedan

  1. Difficulty starting the vehicle or inability to start in Park or Neutral
  2. Inaccurate gear display on the instrument cluster
  3. Engine stalling when shifting gears
  4. Reverse lights not functioning properly
  5. Transmission slipping or erratic shifting

How to Fix P1706 2005 Nissan Altima Sedan

  1. Diagnose the issue by checking for any stored codes and conducting a visual inspection of the PNP switch and related components.
  2. Test the PNP switch using a multimeter to check for proper continuity and resistance values.
  3. Replace the PNP switch if it fails the diagnostic tests, ensuring that the replacement part is compatible with the make and model of the vehicle.
  4. Clear the DTC codes and reset the TCM memory to ensure the issue is resolved.
  5. Conduct a final test drive to confirm that the PNP switch is functioning correctly and that all symptoms have been resolved.

Cost to Fix P1706 2005 Nissan Altima Sedan

The typical cost to replace a Park and Neutral Position (PNP) switch on a 2005 Nissan Altima Sedan can range from $150 to $300, including parts and labor. However, the specific cost may vary depending on the location, the auto repair shop's labor rates, and the brand of the replacement part used. It's advisable to consult with a trusted mechanic or obtain quotes from multiple shops to get a more accurate estimate. Keep in mind that additional diagnostic time may be required to pinpoint the exact cause of the issue, which could incur extra charges.

What does this mean?

Tech Notes for P1706 2005 Nissan Altima Sedan

For models with "Manual Transmission" the P1706 is for the Neutral Position Switch.











User Submitted Video

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.

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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 P1706 2005 Nissan Altima Sedan Code

1. What does OBDII code P1706 on a 2005 Nissan Altima Sedan mean?

The code P1706 indicates a problem with the Park and Neutral Position Switch.

2. What are the common symptoms of a faulty Park and Neutral Position Switch in a 2005 Nissan Altima Sedan?

Common symptoms include difficulty starting the vehicle, the engine not cranking when the key is turned, and the inability to shift out of park.

3. What are some possible causes of OBDII code P1706 in a 2005 Nissan Altima Sedan?

Common causes include a malfunctioning Park and Neutral Position Switch, damaged wiring or connectors, or a faulty transmission range sensor.

4. How can I diagnose the issue causing OBDII code P1706 in my 2005 Nissan Altima Sedan?

Diagnosis typically involves checking the Park and Neutral Position Switch for proper operation, inspecting the wiring and connectors for damage, and testing the transmission range sensor.

5. Can I still drive my 2005 Nissan Altima Sedan with OBDII code P1706?

It is not recommended to drive the vehicle with a faulty Park and Neutral Position Switch as it can lead to safety concerns and potential further damage to the transmission.

6. How can I repair OBDII code P1706 in my 2005 Nissan Altima Sedan?

Repair typically involves replacing the Park and Neutral Position Switch, repairing any damaged wiring or connectors, or replacing the transmission range sensor if necessary.

7. Is it possible to reset OBDII code P1706 in a 2005 Nissan Altima Sedan without fixing the underlying issue?

Resetting the code without addressing the root cause will only temporarily clear the error code, and it is likely to reappear once the issue persists.

8. Are there any DIY tips for fixing OBDII code P1706 in a 2005 Nissan Altima Sedan?

While some may attempt to replace the Park and Neutral Position Switch themselves, it is recommended to seek professional help for a proper diagnosis and repair.

9. How much does it cost to repair OBDII code P1706 in a 2005 Nissan Altima Sedan?

The cost of repair can vary depending on the cause of the issue, the parts needed, and labor costs. It is advisable to obtain quotes from reputable mechanics or dealerships.

10. Can a faulty Park and Neutral Position Switch affect other systems in a 2005 Nissan Altima Sedan?

Yes, a faulty Park and Neutral Position Switch can impact the vehicle's starting system, transmission operation, and overall drivability. Addressing the issue promptly is crucial to avoid further complications.

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