AutoCodes – Nissan – P1805 2012 Nissan Pathfinder

P1805 2012 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 2012 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 3,228

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 2012 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 2012 Nissan Pathfinder - Stop Lamp Switch - AutoCodes.com — P1805 2012 Nissan Pathfinder Code - Stop Lamp Switch

What does this mean?

What are the Possible Causes of the DTC P1805 2012 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 2012 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 2012 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 2012 Nissan Pathfinder code?

Need more information on how to fix the P1805 2012 Nissan Pathfinder code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1805 2012 Nissan Pathfinder code diagnosed by a professional: Find a repair shop in your area

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 2012 Nissan Pathfinder Code

1. What does OBDII code P1805 on a 2012 Nissan Pathfinder indicate?

The OBDII code P1805 on a 2012 Nissan Pathfinder indicates a malfunction in the Stop Lamp Switch circuit.

2. What are the common symptoms of a P1805 code in a 2012 Nissan Pathfinder?

Common symptoms of a P1805 code in a 2012 Nissan Pathfinder include brake lights staying on, brake lights not working, and possible issues with the vehicle's cruise control system.

3. What are the possible causes of the P1805 code in a 2012 Nissan Pathfinder?

Possible causes of the P1805 code in a 2012 Nissan Pathfinder include a faulty stop lamp switch, wiring issues in the stop lamp circuit, or a malfunctioning brake light relay.

4. How can I diagnose the P1805 code in my 2012 Nissan Pathfinder?

To diagnose the P1805 code in a 2012 Nissan Pathfinder, start by checking the stop lamp switch for proper operation, inspecting the wiring for any damage, and testing the brake light relay for functionality.

5. Can I still drive my 2012 Nissan Pathfinder with a P1805 code?

It is not recommended to drive your 2012 Nissan Pathfinder with a P1805 code, as it can affect the proper functioning of the brake lights, which are essential for safety on the road.

6. How can I repair the P1805 code in my 2012 Nissan Pathfinder?

To repair the P1805 code in a 2012 Nissan Pathfinder, you may need to replace the faulty stop lamp switch, repair any damaged wiring in the circuit, or replace a malfunctioning brake light relay.

7. Is the P1805 code in a 2012 Nissan Pathfinder easy to fix at home?

Depending on your mechanical skills and knowledge, you may be able to fix the P1805 code in a 2012 Nissan Pathfinder at home by following a repair manual or seeking guidance from online resources.

8. Will fixing the P1805 code in my 2012 Nissan Pathfinder solve all related issues?

Fixing the P1805 code in your 2012 Nissan Pathfinder should address the specific problem related to the stop lamp switch circuit, but it's essential to ensure that no other underlying issues are present.

9. Can a P1805 code in a 2012 Nissan Pathfinder be reset without repairs?

Resetting the P1805 code without addressing the underlying issue, such as a faulty stop lamp switch, may temporarily clear the code, but the problem will likely reoccur until the root cause is fixed.

10. How much does it cost to repair a P1805 code in a 2012 Nissan Pathfinder?

The cost to repair a P1805 code in a 2012 Nissan Pathfinder can vary depending on the exact cause of the issue, parts needed for replacement, and whether you choose to perform the repair yourself or take it to a mechanic.