AutoCodes – Nissan – P1805 2011 Nissan Sentra

P1805 2011 Nissan Sentra 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 2011 Nissan Sentra 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 3,550

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
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1805 2011 Nissan Sentra 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 2011 Nissan Sentra - Stop Lamp Switch - AutoCodes.com — P1805 2011 Nissan Sentra Code - Stop Lamp Switch

What does this mean?

What are the Possible Causes of the DTC P1805 2011 Nissan Sentra?

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 2011 Nissan Sentra?

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 does this mean?

Code Tech Notes

Check to see all the brake lights are working, if they are not check the stop lamp switch. (see picture)

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1805 2011 Nissan Sentra 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 2011 Nissan Sentra code?

Need more information on how to fix the P1805 2011 Nissan Sentra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1805 2011 Nissan Sentra 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 2011 Nissan Sentra Code

1. What does OBDII code P1805 on a 2011 Nissan Sentra indicate?

The OBDII code P1805 on a 2011 Nissan Sentra specifically relates to an issue with the Stop Lamp Switch.

2. What are the common symptoms of a P1805 code in a 2011 Nissan Sentra?

Common symptoms of a P1805 code in a 2011 Nissan Sentra may include the inability to shift out of Park, the brake lights staying on continuously, or the cruise control not working.

3. What can cause the P1805 code to trigger in a 2011 Nissan Sentra?

The P1805 code in a 2011 Nissan Sentra is typically triggered by a malfunction in the Stop Lamp Switch, which may be due to a faulty switch, wiring issues, or a defective brake pedal position sensor.

4. How can I diagnose a P1805 code in a 2011 Nissan Sentra?

To diagnose a P1805 code in a 2011 Nissan Sentra, you can start by checking the condition of the Stop Lamp Switch, inspecting the wiring for any damage, and testing the brake pedal position sensor for proper functionality.

5. How can I repair a P1805 code in a 2011 Nissan Sentra?

Repairing a P1805 code in a 2011 Nissan Sentra usually involves replacing the faulty Stop Lamp Switch, repairing any damaged wiring, or recalibrating the brake pedal position sensor as needed.

6. Can a P1805 code in a 2011 Nissan Sentra cause any safety concerns?

Yes, a P1805 code in a 2011 Nissan Sentra can pose safety concerns as it may affect the proper operation of the brake lights, cruise control, and the ability to shift gears, potentially compromising the vehicle's safety.

7. Is it safe to continue driving with a P1805 code in a 2011 Nissan Sentra?

It is not recommended to drive a 2011 Nissan Sentra with a P1805 code as it can impact crucial vehicle functions like brake lights and gear shifting, leading to potential safety hazards.

8. How much does it typically cost to fix a P1805 code in a 2011 Nissan Sentra?

The cost to fix a P1805 code in a 2011 Nissan Sentra can vary depending on the extent of the issue and whether you choose to DIY or have a professional mechanic handle the repair. Costs may include parts and labor.

9. Can I reset the P1805 code in a 2011 Nissan Sentra myself?

You can attempt to reset the P1805 code in a 2011 Nissan Sentra by using an OBDII scanner to clear the code after addressing the underlying issue with the Stop Lamp Switch or related components.

10. How can I prevent the P1805 code from recurring in my 2011 Nissan Sentra?

To prevent the P1805 code from recurring in a 2011 Nissan Sentra, it's essential to regularly inspect the Stop Lamp Switch, maintain proper wiring connections, and address any brake system issues promptly to ensure optimal performance.