Engine-CodesInfiniti – P1775 Infiniti

P1775 Infiniti Code - Torque Converter Clutch Solenoid Valve

Quick Answer

The P1775 Infiniti code specifically refers to an issue with the Torque Converter Clutch Solenoid Valve. Common causes include Faulty torque converter clutch solenoid valve, Low transmission fluid level, Dirty or contaminated transmission fluid. 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
P1775 Infiniti indicates Torque Converter Clutch Solenoid Valve.
Common causes
Common causes include Faulty torque converter clutch solenoid valve, Low transmission fluid level, Dirty or contaminated transmission fluid.
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P1775 Infiniti Description

The P1775 Infiniti code specifically refers to an issue with the Torque Converter Clutch Solenoid Valve. The torque converter clutch solenoid valve is a crucial component of the vehicle's transmission system. When this valve fails or malfunctions, it can lead to a variety of performance issues and potential long-term effects if left unaddressed.

OBDII Code P1775 Infiniti - Torque Converter Clutch Solenoid Valve
P1775 Infiniti Code - Torque Converter Clutch Solenoid Valve

Common Causes of P1775 Infiniti

  1. Faulty torque converter clutch solenoid valve
  2. Low transmission fluid level
  3. Dirty or contaminated transmission fluid
  4. Electrical issues with the solenoid valve
  5. Mechanical issues within the transmission system

Symptoms of P1775 Infiniti

  1. Poor fuel efficiency
  2. Rough shifting
  3. Transmission slipping
  4. Stalling
  5. Check Engine Light illuminated

How to Fix P1775 Infiniti

  1. Diagnose the issue by using a diagnostic scanner to retrieve the trouble code and inspect the torque converter clutch solenoid valve for any visible damage.
  2. Check the transmission fluid level and condition. If low, top up the fluid and replace if dirty or contaminated.
  3. Test the electrical connections to the solenoid valve and repair any wiring issues if necessary.
  4. If the solenoid valve is faulty, replace it with a new one and ensure proper installation.
  5. Clear the trouble code from the vehicle's computer and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P1775 Infiniti

The typical repair costs for addressing a P1775 Infiniti code related to the torque converter clutch solenoid valve can vary depending on the specific vehicle make and model, as well as the labor rates in your area. On average, the cost of parts for replacing the solenoid valve can range from $150 to $300, while labor costs can range from $200 to $400. Therefore, the total cost for this repair can be expected to be between $350 and $700. It's important to note that labor rates at auto repair shops can vary, so it's advisable to obtain quotes from different shops to ensure the best price.

When is the Code Detected?

An excessively low voltage from the solenoid is sent to Engine Control Module (ECM).

Need more information about the P1775 Infiniti code?

Need more information on how to fix the P1775 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1775 Infiniti 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 P1775 Infiniti Code

1. What does the OBDII code P1775 mean for an Infiniti?

The P1775 code indicates an issue with the Torque Converter Clutch Solenoid Valve, which controls the engagement of the torque converter clutch in the transmission.

2. What are the common symptoms of a P1775 code?

Symptoms include poor fuel efficiency, transmission slipping, harsh shifting, overheating transmission, and the check engine light being illuminated.

3. What causes the P1775 code to appear in an Infiniti?

Common causes include a faulty torque converter clutch solenoid valve, wiring issues in the transmission circuit, low or dirty transmission fluid, or a malfunctioning transmission control module (TCM).

4. How can I diagnose the P1775 code?

Diagnosis involves scanning the vehicle with an OBDII reader, inspecting the transmission wiring and connections, checking the fluid condition and level, and testing the torque converter clutch solenoid valve.

5. Is it safe to drive with a P1775 code on an Infiniti?

Driving with this code can cause further damage to your transmission and reduce performance. It's best to address the issue promptly.

6. How do you fix the P1775 code on an Infiniti?

Repairs may include replacing the torque converter clutch solenoid valve, fixing or replacing damaged wiring, flushing and refilling the transmission fluid, or reprogramming the TCM.

7. Can dirty transmission fluid trigger the P1775 code?

Yes, dirty or degraded transmission fluid can cause the solenoid valve to malfunction, leading to the P1775 code.

8. What tools are needed to repair the P1775 code?

You’ll need an OBDII scanner, a multimeter for electrical testing, basic hand tools, and possibly transmission fluid and a replacement solenoid valve.

9. How much does it cost to fix the P1775 code on an Infiniti?

Repair costs can range from $200 to $500 for parts and labor, depending on whether the solenoid valve or other components need replacement.

10. Can a P1775 code reappear after repairs?

Yes, if the underlying issue isn't fully resolved, such as a wiring problem or dirty transmission fluid, the code can return. Always verify repairs with a test drive.

Discuss the causes and fixes for P1775 Infiniti OBDII Code

Code P1775 Infiniti comments

No comments found for this page.