AutoCodes – Generic – P1922

P1922 Code - Fuel Additive Level Circuit Malfunction

Quick Answer

P1922 indicates Fuel Additive Level Circuit Malfunction. Common causes include Faulty Fuel Additive Level, Fuel Additive Level harness is open or shorted, Fuel Additive Level 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: P1922 indicates Fuel Additive Level Circuit Malfunction.
Common causes: Common causes include Faulty Fuel Additive Level, Fuel Additive Level harness is open or shorted, Fuel Additive Level 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 20,219

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 28, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1922 Description

OBDII Code P1922 - Fuel Additive Level Circuit Malfunction - AutoCodes.com — P1922 Code - Fuel Additive Level Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1922?

Faulty Fuel Additive Level
Fuel Additive Level harness is open or shorted
Fuel Additive Level circuit poor electrical connection

How to Fix the DTC P1922?

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 P1922 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 P1922 code?

Need more information on how to fix the P1922 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1922 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1922 Ford — Fuel Additive Level Circuit Malfunction
P1922 Lincoln — Fuel Additive Level Circuit Malfunction
P1922 Mazda — Fuel Additive Level Circuit Malfunction
P1922 Mercury — Fuel Additive Level Circuit Malfunction

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 P1922 Code

1. What are the common symptoms of OBDII code P1922?

- Common symptoms include the illumination of the check engine light, issues with fuel additive systems, and potential difficulties starting the vehicle.

2. What can cause the OBDII code P1922 to trigger?

- The code P1922 is typically triggered by a malfunction in the fuel additive level circuit, which may be caused by a faulty fuel additive sensor, wiring issues, or a problem with the fuel additive control module.

3. How serious is the OBDII code P1922 - Fuel Additive Level Circuit Malfunction?

- While the code itself may not have an immediate impact on the drivability of the vehicle, it is important to address it promptly to ensure proper functioning of the fuel additive system and to prevent potential long-term issues.

4. Can I continue to drive my vehicle with the OBDII code P1922 present?

- It is generally safe to drive the vehicle with the code present, but it is recommended to have the issue diagnosed and repaired as soon as possible to avoid any potential complications or damage to the fuel additive system.

5. How can I diagnose and repair the OBDII code P1922?

- Diagnosing and repairing the code may involve conducting a thorough inspection of the fuel additive system components, checking the wiring for any damage or loose connections, and testing the fuel additive sensor and control module for proper functionality.

6. Is it possible to reset the OBDII code P1922 without fixing the underlying issue?

- While it is possible to clear the code using an OBDII scanner, resetting the code without addressing the root cause will likely result in it reappearing once the issue persists.

7. Are there any DIY repair tips for the OBDII code P1922?

- DIY repair tips may include visually inspecting the fuel additive system components for any obvious signs of damage, checking the wiring connections, and ensuring that the fuel additive tank is filled to the appropriate level.

8. How much does it typically cost to repair the OBDII code P1922?

- The cost of repairing the code P1922 can vary depending on the underlying issue, the labor rates in your area, and whether you choose to address the problem yourself or take it to a professional mechanic. It is recommended to obtain a few quotes for an accurate estimate.

9. Can a faulty fuel additive level circuit affect the vehicle's performance?

- While the code P1922 itself may not directly impact the vehicle's performance, a malfunctioning fuel additive system can lead to decreased fuel efficiency and potentially affect the overall performance of the engine over time.

10. How often does the OBDII code P1922 occur in vehicles?

- The occurrence of the P1922 code can vary depending on the make and model of the vehicle, as well as the age and condition of the fuel additive system components. It is not as common as some other OBDII codes but can still occur in certain vehicles.