AutoCodes – Ford – P1584 Ford

P1584 Ford Code - Throttle Control Unit Input Circuit Malfunction

Quick Answer

P1584 Ford indicates Throttle Control Unit Input Circuit Malfunction. Common causes include Faulty Throttle Body, Throttle Body harness is ope or shorted, Throttle Body 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: P1584 Ford indicates Throttle Control Unit Input Circuit Malfunction.
Common causes: Common causes include Faulty Throttle Body, Throttle Body harness is ope or shorted, Throttle Body 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 7,798

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 May 18, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1584 Ford Description

OBDII Code P1584 Ford - Throttle Control Unit Input Circuit Malfunction - AutoCodes.com — P1584 Ford Code - Throttle Control Unit Input Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1584 Ford?

Faulty Throttle Body
Throttle Body harness is ope or shorted
Throttle Body circuit poor electrical connection

How to Fix the DTC P1584 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 P1584 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 P1584 Ford code?

Need more information on how to fix the P1584 Ford code? Get Access to Factory Service Manuals

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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 P1584 Ford Code

1. What are the common symptoms of OBDII code P1584 in a Ford vehicle?

The common symptoms of OBDII code P1584 in a Ford vehicle include issues with the throttle response, engine stalling, reduced power, and the illumination of the Check Engine Light.

2. What could cause the OBDII code P1584 Throttle Control Unit Input Circuit Malfunction in a Ford?

The OBDII code P1584 in a Ford is typically caused by a faulty throttle control unit, damaged wiring or connectors, or a problem with the throttle position sensor.

3. How can I diagnose the OBDII code P1584 in my Ford vehicle?

Diagnosing the OBDII code P1584 involves using a diagnostic scanner to retrieve the fault code, checking the throttle control unit, inspecting the wiring and connectors, and testing the throttle position sensor.

4. Can a dirty throttle body cause the OBDII code P1584 in a Ford?

Yes, a dirty throttle body can cause the OBDII code P1584 in a Ford by affecting the proper operation of the throttle control unit and the throttle position sensor.

5. What are some repair tips for fixing the OBDII code P1584 in a Ford?

Some repair tips for fixing the OBDII code P1584 in a Ford include cleaning the throttle body, inspecting and repairing any damaged wiring or connectors, and replacing the throttle control unit or throttle position sensor if necessary.

6. Is it safe to continue driving with the OBDII code P1584 in my Ford?

It is not recommended to continue driving with the OBDII code P1584 in your Ford as it can lead to further engine performance issues and potential safety hazards on the road.

7. How much does it typically cost to repair the OBDII code P1584 in a Ford?

The cost of repairing the OBDII code P1584 in a Ford can vary depending on the underlying cause, but it may range from $100 to $500 or more, including parts and labor.

8. Can I reset the OBDII code P1584 in my Ford using a diagnostic scanner?

Yes, you can reset the OBDII code P1584 in your Ford using a diagnostic scanner, but it is important to diagnose and fix the root cause of the issue to prevent the code from reoccurring.

9. Will disconnecting the battery reset the OBDII code P1584 in a Ford?

Disconnecting the battery may temporarily clear the OBDII code P1584 in a Ford, but if the underlying issue is not addressed, the code is likely to come back after some driving cycles.

10. How urgent is it to address the OBDII code P1584 Throttle Control Unit Input Circuit Malfunction in a Ford?

It is important to address the OBDII code P1584 in a Ford promptly to prevent further damage to the vehicle's components, ensure optimal engine performance, and maintain safe driving conditions.