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P2733 OBD2: Pressure Control Solenoid "F" Stuck On

P2733 OBD2: Pressure Control Solenoid “F” Stuck On

What Does the P2733 Code Mean?

The P2733 code indicates that the Transmission Control Module (TCM) has detected an issue with the Pressure Control Solenoid “F” in your vehicle. This solenoid is crucial for controlling the hydraulic pressure in the transmission, which is necessary for applying the various clutch packs that enable the vehicle to shift through its gear ratios. When this solenoid becomes stuck on, it can lead to improper shifting and other transmission-related issues.

What Causes the P2733 Code?

Several factors can trigger the P2733 code, including:

  • Failure of the Transmission Control Module (TCM)
  • Low transmission fluid levels
  • Failure of the transmission shift solenoid
  • Wiring issues related to the solenoid

What Are the Symptoms of the P2733 Code?

When your vehicle experiences a P2733 code, you may notice the following symptoms:

  • Transmission may not shift properly
  • Increased fuel consumption

How Serious Is the P2733 Code?

The P2733 code is classified as urgent. Ignoring this issue can lead to significant malfunctions, potentially causing severe damage to the transmission or posing safety risks to the driver and passengers. Immediate attention is advisable.

How to Diagnose the P2733 Code

To diagnose this code, a mechanic typically performs the following steps:

  • Use an OBD-II scanner to confirm the P2733 code and check for any other related trouble codes.
  • Inspect the transmission fluid level and condition.
  • Examine the wiring and connectors associated with the Pressure Control Solenoid.
  • Test the solenoid and the TCM for proper functionality.

Common Repairs for the P2733 Code

Common repairs that may be necessary for the P2733 code include:

  • Replacing the Transmission Control Module (TCM)
  • Adding or replacing transmission fluid
  • Replacing the failed transmission shift solenoid
  • Repairing or replacing damaged wiring or connectors

How Much Does It Cost to Fix the P2733 Code?

The cost to repair the P2733 code can vary significantly based on the specific issue and vehicle make and model. On average, repairs can range from $100 to $1,500 or more, particularly if a TCM replacement is necessary.

Can I Fix the P2733 Code Myself?

While some DIY enthusiasts may attempt to fix the P2733 code themselves, it is important to have a clear understanding of automotive systems and diagnostics. If you’re not experienced in transmission repair, it’s advisable to seek help from a professional mechanic to ensure the problem is accurately diagnosed and properly repaired.

About JC Landry

JC is the Senior Editor at eManualOnline.com, GarageSpot.com, and Drive-My.com, as well as the Webmaster of TheMechanicDoctor.com, only to name a few. He's been a certified Master Mechanic for 15 years, working for various car dealers and specialized repair shops before turning towards blogging about cars and EVs in the hope of helping the next generation of automotive technicians. He also loves cats, Johnny Cash and Subarus.

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