AutoCodes – Nissan – P1814 Nissan

P1814 Nissan Code - Wait Detection Switch

Quick Answer

The wait detection switch detects if the transfer case is in 4WD. Common causes include Faulty Wait Detection Switch, Wait Detection Switch harness is open or shorted, Wait Detection 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: P1814 Nissan indicates Wait Detection Switch.
Common causes: Common causes include Faulty Wait Detection Switch, Wait Detection Switch harness is open or shorted, Wait Detection 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 25,286

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Sep 20, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1814 Nissan Description

The wait detection switch detects if the transfer case is in 4WD. DTC P1814 will set if an improper signal from the wait detection switch is input due to open or short circuit.

OBDII Code P1814 Nissan - Wait Detection Switch - AutoCodes.com — P1814 Nissan Code - Wait Detection Switch

What does this mean?

What are the Possible Causes of the DTC P1814 Nissan?

Faulty Wait Detection Switch
Wait Detection Switch harness is open or shorted
Wait Detection Switch circuit poor electrical connection

How to Fix the DTC P1814 Nissan?

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 P1814 Nissan 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.

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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 P1814 Nissan Code

1. What are the common symptoms of OBDII code P1814 (Nissan) Wait Detection Switch?

The common symptoms include difficulty shifting gears, harsh shifting, or the transmission not shifting at all.

2. What causes the OBDII code P1814 (Nissan) Wait Detection Switch to trigger?

The code is usually triggered by a faulty wait detection switch or issues with the transmission control module.

3. How can I diagnose the OBDII code P1814 (Nissan) Wait Detection Switch?

Diagnosis involves using a scan tool to read the code, checking the wait detection switch for proper operation, and inspecting the wiring and connections for any issues.

4. Can I drive my vehicle with the OBDII code P1814 (Nissan) Wait Detection Switch?

It is not recommended to drive the vehicle with this code as it can lead to further transmission issues and potential safety risks.

5. What are the repair options for OBDII code P1814 (Nissan) Wait Detection Switch?

Repair options include replacing the faulty wait detection switch, repairing any damaged wiring or connections, or reprogramming the transmission control module.

6. How much does it cost to repair the OBDII code P1814 (Nissan) Wait Detection Switch?

The cost of repair can vary depending on the extent of the issue and the labor rates in your area, but it typically ranges from $200 to $500.

7. Can I reset the OBDII code P1814 (Nissan) Wait Detection Switch without repairing it?

Resetting the code without addressing the underlying issue will only temporarily clear the code, and it is likely to reappear once the problem persists.

8. How do I prevent OBDII code P1814 (Nissan) Wait Detection Switch from occurring again?

Regular maintenance of the transmission system, including checking the wait detection switch and related components, can help prevent the code from reoccurring.

9. Is OBDII code P1814 (Nissan) Wait Detection Switch a common issue in Nissan vehicles?

While not extremely common, this code can occur in Nissan vehicles, particularly those with automatic transmissions.

10. Can a DIY enthusiast repair OBDII code P1814 (Nissan) Wait Detection Switch?

Depending on your skill level and access to tools, some DIY enthusiasts may be able to replace the wait detection switch or perform basic troubleshooting, but professional help is recommended for accurate diagnosis and repair.