AutoCodes – Nissan – P1805 2006 Nissan Pathfinder

P1805 2006 Nissan Pathfinder Code - Stop Lamp Switch

Quick Answer

The brake switch signal is applied to the Engine Control Module (ECM) through the stop lamp switch when the brake pedal is depressed. Common causes include Faulty Stop Lamp Switch, Stop Lamp Switch harness is open or shorted, Stop Lamp Switch circuit 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: P1805 2006 Nissan Pathfinder indicates Stop Lamp Switch.
Common causes: Common causes include Faulty Stop Lamp Switch, Stop Lamp Switch harness is open or shorted, Stop Lamp Switch circuit 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 2,826

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 05, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1805 2006 Nissan Pathfinder Description

The brake switch signal is applied to the Engine Control Module (ECM) through the stop lamp switch when the brake pedal is depressed. This signal is used mainly to decrease the engine speed when the vehicle is driving. The Diagnostic Trouble Code (DTC) will be set when the ECM detects a faulty Stop Lamp Switch.

OBDII Code P1805 2006 Nissan Pathfinder - Stop Lamp Switch - AutoCodes.com — P1805 2006 Nissan Pathfinder Code - Stop Lamp Switch

What does this mean?

What are the Possible Causes of the DTC P1805 2006 Nissan Pathfinder?

Faulty Stop Lamp Switch
Stop Lamp Switch harness is open or shorted
Stop Lamp Switch circuit poor electrical connection

How to Fix the DTC P1805 2006 Nissan Pathfinder?

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 P1805 2006 Nissan Pathfinder 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 P1805 2006 Nissan Pathfinder code?

Need more information on how to fix the P1805 2006 Nissan Pathfinder 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 P1805 2006 Nissan Pathfinder Code

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

- OBDII code P1805 in a 2006 Nissan Pathfinder typically indicates a malfunction with the Stop Lamp Switch.

2. What are some common symptoms of a faulty Stop Lamp Switch triggering code P1805?

- Common symptoms include inoperative brake lights, difficulty shifting gears, and the inability to deactivate the cruise control.

3. What are the possible causes of OBDII code P1805 in a 2006 Nissan Pathfinder?

- The most common cause of code P1805 in a 2006 Nissan Pathfinder is a defective or misadjusted Stop Lamp Switch.

4. How can I diagnose a faulty Stop Lamp Switch triggering code P1805 on my 2006 Nissan Pathfinder?

- You can check the functionality of the brake lights, inspect the wiring and connections to the Stop Lamp Switch, and use an OBDII scanner to retrieve the trouble code.

5. Can a malfunctioning Stop Lamp Switch triggering code P1805 affect the vehicle's performance?

- Yes, a faulty Stop Lamp Switch can impact the operation of the brake lights, cruise control system, and transmission shifting in the 2006 Nissan Pathfinder.

6. What are some repair tips for resolving OBDII code P1805 related to the Stop Lamp Switch?

- Repair options may include adjusting or replacing the Stop Lamp Switch, checking and repairing any damaged wiring, and clearing the trouble code with an OBDII scanner.

7. Is it safe to continue driving a 2006 Nissan Pathfinder with OBDII code P1805 related to the Stop Lamp Switch?

- It is not recommended to drive the vehicle with a malfunctioning Stop Lamp Switch, as it can affect safety systems like brake lights and cruise control.

8. Can I fix OBDII code P1805 on my 2006 Nissan Pathfinder at home, or should I take it to a mechanic?

- Depending on your mechanical skills and access to tools, you may be able to address the issue yourself by inspecting and potentially replacing the Stop Lamp Switch.

9. How much does it typically cost to repair OBDII code P1805 caused by a faulty Stop Lamp Switch in a 2006 Nissan Pathfinder?

- The cost of repair can vary depending on the root cause and whether you perform the repair yourself or take the vehicle to a mechanic. Expect costs for parts and labor.

10. Will resetting the OBDII system clear code P1805 related to the Stop Lamp Switch in a 2006 Nissan Pathfinder?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue with the Stop Lamp Switch is not addressed, the code is likely to reappear.