AutoCodes – Generic – P174F

P174F Code - Valve 4 In The Sub-Gearbox 2 Electric Fault

Quick Answer

The Engine Control Module (ECM) monitors the Valve 4 In The Sub-Gearbox 2. Common causes include Faulty Valve 4 In The Sub-Gearbox 2, Valve 4 In The Sub-Gearbox 2 harness is open or shorted, Valve 4 In The Sub-Gearbox 2 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: P174F indicates Valve 4 In The Sub-Gearbox 2 Electric Fault.
Common causes: Common causes include Faulty Valve 4 In The Sub-Gearbox 2, Valve 4 In The Sub-Gearbox 2 harness is open or shorted, Valve 4 In The Sub-Gearbox 2 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 7,892

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 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P174F Description

The Engine Control Module (ECM) monitors the Valve 4 In The Sub-Gearbox 2. The ECM sets the OBDII code when the Valve 4 In The Sub-Gearbox 2 is not to factory specifications.

OBDII Code P174F - Valve 4 In The Sub-Gearbox 2 Electric Fault - AutoCodes.com — P174F Code - Valve 4 In The Sub-Gearbox 2 Electric Fault

What does this mean?

What are the Possible Causes of the DTC P174F?

Faulty Valve 4 In The Sub-Gearbox 2
Valve 4 In The Sub-Gearbox 2 harness is open or shorted
Valve 4 In The Sub-Gearbox 2 circuit poor electrical connection

How to Fix the DTC P174F?

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 P174F 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 P174F code?

Need more information on how to fix the P174F code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P174F code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P174F Audi — Valve 4 In The Sub-Gearbox 2 Electric Fault
P174F Volkswagen — Valve 4 In The Sub-Gearbox 2 Electric Fault

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 P174F Code

1. What are common symptoms of OBDII code P174F (Valve 4 In The Sub-Gearbox 2 Electric Fault)?

- Common symptoms include rough shifting, transmission slipping, and decreased fuel efficiency.

2. What are the possible causes of OBDII code P174F?

- Possible causes include a faulty shift solenoid, damaged wiring or connectors, low transmission fluid levels, or a malfunctioning transmission control module.

3. How can I diagnose the cause of OBDII code P174F?

- Diagnosis typically involves using a scan tool to read the code, checking the transmission fluid level and condition, inspecting wiring and connectors for damage, and performing a thorough transmission system inspection.

4. What are the repair options for OBDII code P174F?

- Repair options may include replacing the faulty shift solenoid, repairing damaged wiring or connectors, topping off or changing the transmission fluid, or reprogramming the transmission control module.

5. Can I drive my vehicle with OBDII code P174F?

- It is not recommended to drive your vehicle with OBDII code P174F as it can lead to further damage to the transmission system.

6. How much does it cost to repair OBDII code P174F?

- The cost of repairing OBDII code P174F can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars.

7. How long does it take to repair OBDII code P174F?

- The repair time for OBDII code P174F can vary depending on the complexity of the issue and the availability of parts, but it may take a few hours to a full day to complete the repair.

8. Can I reset OBDII code P174F with a simple scan tool?

- Resetting OBDII code P174F may temporarily clear the code, but it is important to diagnose and address the underlying issue to prevent it from recurring.

9. Is OBDII code P174F a serious issue?

- OBDII code P174F should be taken seriously as it can affect the performance and longevity of your vehicle's transmission system if left unresolved.

10. How can I prevent OBDII code P174F from happening again?

- To prevent OBDII code P174F from happening again, it is important to regularly maintain your vehicle, check transmission fluid levels, and address any transmission issues promptly.