AutoCodes – Generic – P1727

P1727 Code - Transmission Slip Fault Conditions

Quick Answer

With the engine running in gear, the Powertrain Control module (PCM) receives a signal that the coast clutch solenoid had a fault. Common causes include Faulty Coast Clutch Solenoid, Coast Clutch Solenoid harness is open or shorted, Coast Clutch Solenoid 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: P1727 indicates Transmission Slip Fault Conditions.
Common causes: Common causes include Faulty Coast Clutch Solenoid, Coast Clutch Solenoid harness is open or shorted, Coast Clutch Solenoid 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 30,608

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 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1727 Description

With the engine running in gear, the Powertrain Control module (PCM) receives a signal that the coast clutch solenoid had a fault.

OBDII Code P1727 - Transmission Slip Fault Conditions - AutoCodes.com — P1727 Code - Transmission Slip Fault Conditions

What does this mean?

What are the Possible Causes of the DTC P1727?

Faulty Coast Clutch Solenoid
Coast Clutch Solenoid harness is open or shorted
Coast Clutch Solenoid circuit poor electrical connection

How to Fix the DTC P1727?

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 P1727 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 P1727 code?

Need more information on how to fix the P1727 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1727 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1727 Ford — Transmission Slip Fault Conditions
P1727 Hyundai — Throttle Position Sensor Input Out Of Range

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 P1727 Code

1. What are the common symptoms of OBDII code P1727 (Transmission Slip Fault Conditions)?

- Common symptoms include harsh shifting, slipping gears, decreased fuel efficiency, and the transmission staying in one gear.

2. What are the possible causes of OBDII code P1727?

- Possible causes include low transmission fluid levels, faulty transmission solenoids, a malfunctioning torque converter, or issues with the transmission control module.

3. How can I diagnose OBDII code P1727?

- Diagnosing this code typically involves using a scan tool to retrieve the code, checking the transmission fluid level and condition, inspecting for any leaks, and conducting a comprehensive transmission system check.

4. Is it safe to continue driving with OBDII code P1727 present?

- It is not recommended to continue driving with this code present, as it can lead to further damage to the transmission and potentially unsafe driving conditions.

5. Can OBDII code P1727 be repaired at home?

- Depending on the root cause, some DIY repairs may be possible, such as topping up transmission fluid or replacing a faulty solenoid. However, more complex issues may require professional intervention.

6. How much does it typically cost to repair OBDII code P1727?

- The cost of repair can vary significantly depending on the cause of the code and the extent of the damage. Repairs can range from a few hundred dollars for minor fixes to several thousand dollars for more extensive transmission repairs.

7. Can resetting the OBDII code P1727 resolve the issue?

- Resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the code. It is essential to diagnose and address the root cause for a permanent solution.

8. Are there any preventative maintenance tips to avoid OBDII code P1727?

- Regularly servicing the transmission, checking and maintaining proper fluid levels, and addressing any transmission issues promptly can help prevent the occurrence of this code.

9. How long does it take to repair OBDII code P1727?

- The repair time can vary depending on the specific issue causing the code and the accessibility of the components needing attention. Simple fixes may take a few hours, while more complex repairs could take several days.

10. Can a transmission specialist help with diagnosing and repairing OBDII code P1727?

- Yes, consulting a certified transmission specialist is recommended for accurate diagnosis and professional repairs when dealing with OBDII code P1727.