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AutoCodes – Ford – P1411 Ford

P1411 Ford Code - Secondary Air Injection Downstream Flow

Quick Answer

Secondary Air Injection Downstream (AIR) Flow. Common causes include Faulty Secondary Air Injection Downstream (AIR) pump, Hose off or blocked, Bypass solenoid stuck open/closed. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
P1411 Ford indicates Secondary Air Injection Downstream Flow.
Common causes
Common causes include Faulty Secondary Air Injection Downstream (AIR) pump, Hose off or blocked, Bypass solenoid stuck open/closed.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code Popularity 7,890
How popular is this code, among other codes? Low
What is this?
Table of contents Created and updated by William Orellana on Aug 20, 2019
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Code P1411 Ford Description

Secondary Air Injection Downstream (AIR) Flow. The secondary air injection system does not detect the presence of air in the exhaust when introduced by the secondary air injection system Electric AIR Pump Hose from AIR pump leak AIR bypass solenoid leak/blocked Hose from AIR pump blocked AIR bypass solenoid stuck open/closed In order to test the AIR pump, it must be capable of driving the HO2S lean.
OBDII Code P1411 Ford - Secondary Air Injection Downstream Flow - AutoCodes.com
P1411 Ford Code - Secondary Air Injection Downstream Flow
What does this mean?

What are the Possible Causes of the DTC P1411 Ford?

  • Faulty Secondary Air Injection Downstream (AIR) pump
  • Hose off or blocked
  • Bypass solenoid stuck open/closed

How to Fix the DTC P1411 Ford?

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 P1411 Ford 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 P1411 Ford code?

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Need Help with the Code?

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Information for Specific Ford Models

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 P1411 Ford Code

No Frequently Asked Questions about P1411 Ford Code found.

Discuss the causes and fixes for P1411 Ford OBDII Code

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  • would this cause motor to shake if not what could be the problem

    Reply to Comment

  • Could be the problem. Unfortunately there are many things that can cause the engine to shake. If the shake is caused by a cylinder misfire, then spark plugs or spark plugs wire/coils could cause the problem. Also, broken engine/motor mounts could cause an engine vibration.

    Reply to Comment
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