Engine-CodesNissan – P1805 2006 Nissan Altima Sedan

P1805 2006 Nissan Altima Sedan Code - Stop Lamp Switch

Quick Answer

The P1805 diagnostic trouble code (DTC) for a 2006 Nissan Altima Sedan relates to the Stop Lamp Switch. Common causes include Faulty stop lamp switch, Wiring issues in the stop lamp switch circuit, Corrosion or damage to the electrical 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
P1805 2006 Nissan Altima Sedan indicates Stop Lamp Switch.
Common causes
Common causes include Faulty stop lamp switch, Wiring issues in the stop lamp switch circuit, Corrosion or damage to the electrical 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 Sep 15, 2024
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Code P1805 2006 Nissan Altima Sedan Description

The P1805 diagnostic trouble code (DTC) for a 2006 Nissan Altima Sedan relates to the Stop Lamp Switch. This code indicates a malfunction in the stop lamp switch circuit. The stop lamp switch is a crucial component of the vehicle's brake system, as it is responsible for activating the brake lights when the brake pedal is pressed. When this switch malfunctions, it can lead to various issues with the vehicle's braking system, affecting safety and overall performance.

OBDII Code P1805 2006 Nissan Altima Sedan - Stop Lamp Switch
P1805 2006 Nissan Altima Sedan Code - Stop Lamp Switch

Common Causes of P1805 2006 Nissan Altima Sedan

  1. Faulty stop lamp switch.
  2. Wiring issues in the stop lamp switch circuit.
  3. Corrosion or damage to the electrical connectors.
  4. Brake pedal position sensor malfunction.
  5. Faulty brake light bulbs.

Symptoms of P1805 2006 Nissan Altima Sedan

  1. Brake lights not illuminating when the brake pedal is pressed.
  2. Inoperable cruise control system.
  3. Dashboard warning light indicating a brake system malfunction.
  4. Difficulty shifting out of park.

How to Fix P1805 2006 Nissan Altima Sedan

  1. Begin by locating the stop lamp switch, typically located near the brake pedal.
  2. Disconnect the electrical connector from the stop lamp switch.
  3. Remove the old stop lamp switch and replace it with a new one.
  4. Reconnect the electrical connector to the new stop lamp switch.
  5. Test the brake lights to ensure they illuminate properly when the brake pedal is pressed.

Cost to Fix P1805 2006 Nissan Altima Sedan

The cost of repairing a P1805 code related to the stop lamp switch can vary depending on the specific issue and the labor rates in your area. On average, the cost of replacing a stop lamp switch can range from $50 to $150 for the part, with additional labor costs of approximately $80 to $150 per hour. It's recommended to consult with a professional mechanic to get an accurate estimate based on your vehicle's make and model.

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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 P1805 2006 Nissan Altima Sedan Code

1. What does OBDII code P1805 on a 2006 Nissan Altima Sedan indicate?

The P1805 code specifically relates to the Stop Lamp Switch circuit in the vehicle.

2. What are the common symptoms of a P1805 code in a 2006 Nissan Altima Sedan?

Common symptoms include illuminated brake warning lights on the dashboard, inability to shift out of park, and in some cases, cruise control may not work.

3. What can cause the P1805 code to trigger in a 2006 Nissan Altima Sedan?

The most common cause of the P1805 code is a faulty or misadjusted stop lamp switch, which is located near the brake pedal.

4. How can I diagnose the cause of a P1805 code in my 2006 Nissan Altima Sedan?

To diagnose the issue, you can start by checking the stop lamp switch for proper adjustment and functionality. You may also need to inspect the wiring and connectors related to the switch.

5. Can a bad stop lamp switch be repaired or does it need to be replaced?

In most cases, a faulty stop lamp switch will need to be replaced. It is a relatively inexpensive part and can usually be easily swapped out.

6. Are there any DIY tips for fixing a P1805 code in a 2006 Nissan Altima Sedan?

If you have some mechanical experience, you may be able to adjust or replace the stop lamp switch yourself. However, if you are unsure, it's best to consult a professional mechanic.

7. Will driving with a P1805 code in a 2006 Nissan Altima Sedan cause any further damage?

While driving with a P1805 code may not cause immediate damage to the vehicle, it is important to address the issue promptly to ensure proper brake light operation and overall safety.

8. How much does it typically cost to repair a P1805 code in a 2006 Nissan Altima Sedan?

The cost of repairing a P1805 code can vary depending on the labor rates of the repair shop and the cost of the replacement parts. However, it is usually a relatively inexpensive repair.

9. Can a P1805 code in a 2006 Nissan Altima Sedan be cleared/reset without fixing the underlying issue?

While you can clear the code with an OBDII scanner, it is important to address the root cause of the issue to prevent the code from reoccurring.

10. Is the P1805 code specific to 2006 Nissan Altima Sedans, or can it occur in other vehicles?

The P1805 code related to the Stop Lamp Switch can occur in various makes and models of vehicles, not just the 2006 Nissan Altima Sedan.

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