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P1706 2002 Nissan Altima Sedan Code - Park and Neutral Position Switch

Quick Answer

The P1706 code for a 2002 Nissan Altima Sedan refers to an issue with the Park/Neutral Position (PNP) switch. Common causes include Faulty PNP switch, Wiring issues or shorts in the electrical circuit, Corrosion or dirt affecting the switch's contacts. 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 2002 Nissan Altima Sedan indicates Park and Neutral Position Switch.
Common causes
Common causes include Faulty PNP switch, Wiring issues or shorts in the electrical circuit, Corrosion or dirt affecting the switch's contacts.
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 Aug 19, 2024
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Code P1706 2002 Nissan Altima Sedan Description

The P1706 code for a 2002 Nissan Altima Sedan refers to an issue with the Park/Neutral Position (PNP) switch. This switch, also known as the transmission range sensor, is responsible for indicating whether the transmission is in Park or Neutral. When this switch malfunctions or fails, it can cause problems with starting the vehicle, shifting gears, and even safety features like the backup lights. The PNP switch plays a crucial role in ensuring the proper functioning of the transmission system. If left unresolved, it can lead to further transmission issues and potentially leave the vehicle inoperable.

OBDII Code P1706 2002 Nissan Altima Sedan - Park and Neutral Position Switch
P1706 2002 Nissan Altima Sedan Code - Park and Neutral Position Switch

Common Causes of P1706 2002 Nissan Altima Sedan

  1. Faulty PNP switch
  2. Wiring issues or shorts in the electrical circuit
  3. Corrosion or dirt affecting the switch's contacts
  4. Misalignment of the switch due to external factors
  5. General wear and tear over time

Symptoms of P1706 2002 Nissan Altima Sedan

  1. Difficulty starting the vehicle
  2. Inability to shift gears
  3. Unintended rolling of the vehicle when in Park
  4. Backup lights not functioning
  5. Check Engine Light illuminated

How to Fix P1706 2002 Nissan Altima Sedan

  1. Begin by locating the PNP switch on the transmission
  2. Inspect the wiring and connections for any damage or corrosion
  3. Test the switch using a multimeter to check for proper functionality
  4. If the switch is faulty, replace it with a new one
  5. Clear the diagnostic trouble codes and test the vehicle to ensure the issue is resolved

Cost to Fix P1706 2002 Nissan Altima Sedan

The cost of repairing a P1706 code on a 2002 Nissan Altima Sedan can vary depending on the specific cause of the issue. In general, the cost of a new PNP switch can range from $50 to $150, with additional labor costs of approximately $100 to $200. Overall, the total repair cost could be anywhere from $150 to $350. It is important to note that labor rates and part prices may differ based on location and the auto repair shop chosen. It is recommended to obtain quotes from multiple sources to ensure a competitive price.

What does this mean?

Tech Notes for P1706 2002 Nissan Altima Sedan

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





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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 2002 Nissan Altima Sedan Code

1. What are the common symptoms of OBDII code P1706 in a 2002 Nissan Altima Sedan?

The common symptoms of code P1706 include difficulty shifting gears, the transmission not engaging properly, and the vehicle not starting in Park or Neutral.

2. What is the most common cause of OBDII code P1706 in a 2002 Nissan Altima Sedan?

The most common cause of code P1706 is a malfunction in the Park/Neutral Position (PNP) switch, also known as the Transmission Range Sensor.

3. How can I diagnose a faulty Park/Neutral Position switch causing OBDII code P1706 in my 2002 Nissan Altima Sedan?

You can diagnose the PNP switch by performing a visual inspection for any visible damage or corrosion, conducting a multimeter test to check for continuity, and using a scan tool to monitor the switch's signal.

4. Can a faulty battery or alternator cause OBDII code P1706 in a 2002 Nissan Altima Sedan?

While a weak battery or alternator may indirectly affect the transmission's electrical system, the primary cause of code P1706 is typically related to the Park/Neutral Position switch itself.

5. What are the repair options for fixing OBDII code P1706 in a 2002 Nissan Altima Sedan?

Repair options for code P1706 may include replacing the Park/Neutral Position switch, checking and repairing any damaged wiring or connectors, and resetting the fault code with a scan tool.

6. Is it safe to continue driving my 2002 Nissan Altima Sedan with OBDII code P1706 present?

It is not recommended to continue driving your vehicle with code P1706 as it may lead to further transmission issues and potentially unsafe driving conditions. It's best to address the problem promptly.

7. Can I reset OBDII code P1706 in my 2002 Nissan Altima Sedan by disconnecting the battery?

While disconnecting the battery may reset the fault code temporarily, it is not a recommended method for resolving the underlying issue causing code P1706. It's best to diagnose and repair the problem properly.

8. How much does it typically cost to repair OBDII code P1706 in a 2002 Nissan Altima Sedan?

The cost of repairing code P1706 can vary depending on the underlying cause and the labor rates of the repair shop. However, replacing the Park/Neutral Position switch can range from $150 to $300.

9. Can a DIY enthusiast with basic automotive knowledge fix OBDII code P1706 in a 2002 Nissan Altima Sedan?

While diagnosing and repairing code P1706 may require some technical expertise, a DIY enthusiast with basic automotive knowledge and the right tools can potentially replace the Park/Neutral Position switch themselves.

10. How long does it typically take to repair OBDII code P1706 in a 2002 Nissan Altima Sedan?

The repair time for code P1706 can vary depending on the extent of the issue and the repair process. On average, replacing the Park/Neutral Position switch and resetting the fault code can take around 1-2 hours.

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