AutoCodes – Generic – P17ED

P17ED Code - Ratio Monitoring Shift 4-3

Quick Answer

The Transmission Control Module (TCM) monitors the Shift Ratio. Common causes include Transmission Mechanical Problems, Faulty Transmission Assembly. 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: P17ED indicates Ratio Monitoring Shift 4-3.
Common causes: Common causes include Transmission Mechanical Problems, Faulty Transmission Assembly.
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 11,195

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 Jan 19, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P17ED Description

The Transmission Control Module (TCM) monitors the Shift Ratio. The TCM sets the OBDII code when the Shift Ratio is not to factory specifications.

OBDII Code P17ED - Ratio Monitoring Shift 4-3 - AutoCodes.com — P17ED Code - Ratio Monitoring Shift 4-3

What does this mean?

What are the Possible Causes of the DTC P17ED?

Transmission Mechanical Problems
Faulty Transmission Assembly

How to Fix the DTC P17ED?

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 P17ED 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 P17ED code?

Need more information on how to fix the P17ED code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P17ED code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P17ED BMW — Ratio Monitoring Shift 4-3
P17ED MINI — Ratio Monitoring Shift 4-3

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 P17ED Code

1. What are the common symptoms of OBDII code P17ED (Ratio Monitoring Shift 4-3)?

The common symptoms of P17ED may include harsh shifting between gears, transmission slipping, decreased fuel efficiency, and illuminated Check Engine Light.

2. What are the possible causes of OBDII code P17ED?

Possible causes of P17ED include low transmission fluid levels, a faulty transmission valve body, defective shift solenoids, wiring issues, or a malfunctioning transmission control module.

3. How serious is OBDII code P17ED?

P17ED can potentially lead to further damage to the transmission if left unresolved. It is recommended to address this issue promptly to prevent costly repairs down the line.

4. How do I diagnose OBDII code P17ED?

Diagnosing P17ED typically involves using a professional OBDII scanner to retrieve the code, checking the transmission fluid level and condition, inspecting for any visible damage to transmission components, and conducting thorough electrical checks.

5. Can I continue driving with OBDII code P17ED?

It is not recommended to continue driving with P17ED, as the issue can worsen over time and potentially cause further damage to the transmission. It is advisable to have the vehicle inspected and repaired as soon as possible.

6. How can I repair OBDII code P17ED?

Repairing P17ED may involve topping up or replacing the transmission fluid, repairing or replacing faulty components such as the valve body or shift solenoids, addressing any wiring issues, or reprogramming the transmission control module.

7. Is it possible to reset OBDII code P17ED without repairs?

While clearing the code may temporarily turn off the Check Engine Light, it will not address the underlying issue causing P17ED. It is crucial to diagnose and repair the problem to prevent it from recurring.

8. Can a DIY enthusiast fix OBDII code P17ED at home?

The complexity of fixing P17ED may require specialized tools and knowledge, making it challenging for DIY enthusiasts. It is advisable to consult with a professional mechanic or transmission specialist for proper diagnosis and repair.

9. Are there any preventive measures to avoid OBDII code P17ED?

Regularly servicing the transmission, ensuring proper fluid levels and condition, driving gently to avoid harsh shifting, and addressing any transmission issues promptly can help prevent the occurrence of P17ED.

10. How much does it typically cost to repair OBDII code P17ED?

The cost of repairing P17ED can vary depending on the underlying cause, parts needed, and labor charges. It is recommended to obtain quotes from reputable repair shops or dealerships to determine the exact cost for your specific situation.