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P253D OBD2: PTO Sense Circuit High

P253D OBD2: PTO Sense Circuit High

The P253D code is a diagnostic trouble code (DTC) that indicates a problem with the Power Take-Off (PTO) sensor circuit. This code is part of the OBD-II system, which monitors various functions in your vehicle.

What Does the P253D Code Mean?

The P253D code signifies that the PTO sense circuit is registering a high signal. This typically indicates that the PTO sensor is not functioning correctly, leading to the inability to operate auxiliary equipment like hydraulic dump beds or plows.

What Causes the P253D Code?

Several factors can trigger the P253D code, including:

  • PTO sensor failure
  • Wiring issues in the PTO sensor circuit

If the PTO sensor fails to send a plausible signal to the vehicle’s computer, the P253D code will be stored, and functionality of any PTO-operated features will be compromised.

What Are the Symptoms of the P253D Code?

When the P253D code is present, you may notice the following symptoms:

  • PTO system disabled
  • Inability to operate auxiliary equipment

These symptoms indicate that the PTO system is not functioning as intended, which can affect vehicle operation.

How Serious Is the P253D Code?

The severity of the P253D code is considered moderate. While it may not pose an immediate threat to vehicle safety or functionality, it is important to diagnose the issue promptly to prevent more serious problems down the road.

How to Diagnose the P253D Code

To properly diagnose the P253D code, a certified mechanic should:

  • Use an OBD-II scanner to confirm the presence of the code
  • Inspect the wiring and connectors related to the PTO sensor
  • Test the PTO sensor to ensure it is functioning correctly
  • Check for any additional codes that may provide further insight into the issue

Common Repairs for the P253D Code

Common repairs for resolving the P253D code may include:

  • Replacing a faulty PTO sensor
  • Repairing or replacing damaged wiring or connectors in the PTO circuit
  • Clearing the code after repairs to see if it reoccurs

How Much Does It Cost to Fix the P253D Code?

The cost to fix the P253D code can vary widely depending on the underlying issue. On average, you can expect to pay between $100 and $300 for diagnostics and repairs. Costs may increase if extensive wiring repairs or sensor replacements are necessary.

Can I Fix the P253D Code Myself?

If you have experience with automotive repairs and access to the necessary tools, you may be able to diagnose and fix the P253D code yourself. However, if you are unsure, it is advisable to consult with a professional mechanic to ensure the issue is addressed properly.

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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