Engine-CodesGeneric – P2735

P2735 Code - Pressure Control Solenoid 'F' Intermittent

Quick Answer

The OBD-II trouble code P2735 stands for Pressure Control Solenoid 'F' Intermittent. Common causes include Faulty pressure control solenoid 'F', Electrical issues such as a short circuit or open circuit in the solenoid wiring, Mechanical problems within the transmission control system. 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
P2735 indicates Pressure Control Solenoid 'F' Intermittent.
Common causes
Common causes include Faulty pressure control solenoid 'F', Electrical issues such as a short circuit or open circuit in the solenoid wiring, Mechanical problems within the transmission control system.
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 16, 2024
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Code P2735 Description

The OBD-II trouble code P2735 stands for Pressure Control Solenoid 'F' Intermittent. This code is set when the powertrain control module (PCM) detects an intermittent issue with the pressure control solenoid 'F' in the transmission control system. The pressure control solenoid 'F' is responsible for regulating the hydraulic pressure in the transmission, which is crucial for proper gear shifting and overall transmission performance.

OBDII Code P2735 - Pressure Control Solenoid 'F' Intermittent
P2735 Code - Pressure Control Solenoid 'F' Intermittent

Common Causes of P2735

  1. Faulty pressure control solenoid 'F'
  2. Electrical issues such as a short circuit or open circuit in the solenoid wiring
  3. Mechanical problems within the transmission control system
  4. Low transmission fluid levels or dirty transmission fluid
  5. PCM software issues

Symptoms of P2735

  1. Harsh or delayed shifting
  2. Erratic shifting patterns
  3. Transmission slipping
  4. Decreased fuel efficiency
  5. Transmission overheating

How to Fix P2735

  1. Begin by conducting a thorough diagnostic scan using an OBD-II scanner to confirm the P2735 code.
  2. Inspect the pressure control solenoid 'F' for any signs of damage or malfunction.
  3. Check the wiring harness connected to the solenoid for any loose connections or damage.
  4. Test the transmission fluid level and quality, topping up or replacing if necessary.
  5. If the solenoid is faulty, replace it with a new one and clear the trouble code from the PCM.

Cost to Fix P2735

The typical repair costs for addressing the P2735 code can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Most auto repair shops charge between $80 and $150 per hour for labor, but rates may be higher in metropolitan areas or at dealerships, while independent shops may offer lower rates. It's recommended to check local rates for a more accurate estimate.

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Code P2735 Information for Specific Makes

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 P2735 Code

1. What does the OBDII code P2735 mean?

P2735 indicates an intermittent issue with the pressure control solenoid "F," which regulates hydraulic pressure in the transmission for smooth gear shifting.

2. What are the common symptoms of the P2735 code?

Symptoms include harsh or delayed shifting, transmission slippage, decreased fuel efficiency, and in some cases, the vehicle entering limp mode.

3. What causes the P2735 code to trigger?

Possible causes include a faulty pressure control solenoid, low or contaminated transmission fluid, damaged wiring or connectors, or an issue with the transmission control module (TCM).

4. Can I drive with the P2735 code active?

Driving with this code is not recommended, as it can lead to transmission damage or unsafe driving conditions due to erratic shifting.

5. How do I diagnose the P2735 code?

Diagnosis involves checking the transmission fluid level and condition, inspecting wiring and connectors for damage, and testing the pressure control solenoid and related circuits.

6. How is the P2735 code typically fixed?

Repairs may involve replacing the faulty pressure control solenoid, repairing damaged wiring, cleaning or replacing the transmission fluid, or updating/replacing the TCM.

7. Could low transmission fluid cause the P2735 code?

Yes, low or contaminated transmission fluid can cause hydraulic pressure issues, leading to the P2735 code.

8. How much does it cost to fix the P2735 code?

Repair costs vary, but replacing a pressure control solenoid typically costs between $200 and $500, depending on labor and parts.

9. Will clearing the P2735 code with a scanner fix the issue?

Clearing the code without addressing the root cause is a temporary solution, and the issue will likely return.

10. Can a bad TCM cause the P2735 code?

Yes, a malfunctioning transmission control module can fail to properly control the pressure solenoid, triggering the code.

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