AutoCodes – Lincoln – P1725 Lincoln

P1725 Lincoln Code - Insufficient Engine Speed Increase During Self-Test

Quick Answer

The Powertrain Control Module (PCM) monitors the engine speed during the Key On Engine Running (KOER) self-test. Common causes for P1725 Lincoln include wiring or connector problems, a faulty related sensor or actuator, and control module or calibration issues. 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: P1725 Lincoln indicates Insufficient Engine Speed Increase During Self-Test.
Common causes: Common causes for P1725 Lincoln include wiring or connector problems, a faulty related sensor or actuator, and control module or calibration issues.
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 289

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 Jul 19, 2021

Description
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1725 Lincoln Description

The Powertrain Control Module (PCM) monitors the engine speed during the Key On Engine Running (KOER) self-test. When the PCM detects engine speed lower than a calibrated speed, the KOER self-test is aborted and this Diagnostic Trouble Code (DTC) sets.

OBDII Code P1725 Lincoln - Insufficient Engine Speed Increase During Self-Test - AutoCodes.com — P1725 Lincoln Code - Insufficient Engine Speed Increase During Self-Test

How to Fix the DTC P1725 Lincoln?

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

The P1726 code will be set if during the Key On Engine Running (KOER) the engine RPM increases below the minimum threshold for a self-test.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1725 Lincoln 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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Need more information on how to fix the P1725 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1725 Lincoln 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 P1725 Lincoln Code

1. What are the common symptoms of OBDII code P1725 in a Lincoln vehicle?

The common symptoms of OBDII code P1725 in a Lincoln vehicle include rough or sluggish acceleration, hesitation or jerking during gear shifts, and the Check Engine light illuminating on the dashboard.

2. What does the OBDII code P1725 in a Lincoln indicate?

OBDII code P1725 in a Lincoln indicates that there is insufficient engine speed increase detected during the self-test, which may point to issues with engine performance or transmission control.

3. What are the possible causes of OBDII code P1725 in a Lincoln?

Possible causes of OBDII code P1725 in a Lincoln include a faulty throttle position sensor, issues with the transmission control module, vacuum leaks, clogged fuel injectors, or a malfunctioning mass airflow sensor.

4. How can I diagnose the OBDII code P1725 in my Lincoln?

Diagnosing OBDII code P1725 in your Lincoln may involve using an OBDII scanner to retrieve the code, checking the throttle position sensor for proper operation, inspecting the transmission control module for any faults, and conducting a thorough inspection of the engine components.

5. Is it safe to continue driving my Lincoln with OBDII code P1725 present?

It is not recommended to continue driving your Lincoln with OBDII code P1725 present, as it can lead to further damage to the engine or transmission if left unresolved. It is advisable to address the issue promptly to avoid potential safety hazards.

6. Can I repair OBDII code P1725 in my Lincoln on my own?

Repairing OBDII code P1725 in your Lincoln may require advanced automotive knowledge and diagnostic tools. It is recommended to seek assistance from a professional mechanic to accurately diagnose and repair the underlying cause of the code.

7. How much does it typically cost to fix OBDII code P1725 in a Lincoln?

The cost to fix OBDII code P1725 in a Lincoln can vary depending on the root cause of the issue and the labor rates of the repair shop. It is advisable to obtain multiple quotes from reputable mechanics to compare prices.

8. Are there any common DIY solutions to address OBDII code P1725 in a Lincoln?

Common DIY solutions to address OBDII code P1725 in a Lincoln may include checking and cleaning the throttle body, inspecting and replacing damaged vacuum hoses, or resetting the Check Engine light to see if the code reappears.

9. How urgent is it to address OBDII code P1725 in a Lincoln?

It is recommended to address OBDII code P1725 in a Lincoln as soon as possible to prevent any potential damage to the engine or transmission. Ignoring the code can lead to performance issues and increased repair costs in the long run.

10. Can OBDII code P1725 in a Lincoln cause the vehicle to stall?

In some cases, OBDII code P1725 in a Lincoln can cause the vehicle to stall due to issues with engine speed increase during critical driving conditions. It is crucial to address the code promptly to avoid stalling and ensure safe operation of the vehicle.