[SOLVED] P3459 Code: Fix Low Intake Valve Control Circuit On Cylinder 8

The P3459 fault code in automobiles indicates a problem with the Cylinder Deactivation System.

The symptoms of this fault code are not very noticeable, but it can cause the Check Engine Light to turn on. The possible causes of this fault code include low oil pressure, restricted oil passage, engine mechanical condition, faulty Cylinder Deactivation Solenoid, Cylinder Deactivation Solenoid harness is open or shorted, and Cylinder Deactivation Solenoid circuit poor electrical connection. The repair importance of this fault code is moderate, and the repair difficulty is easy.

To fix this issue, one should visually inspect the related wiring harness and connectors and check for damaged components. The repair time for this fault code is 1.0 hour.

It is essential to interpret the fault code correctly to identify the root cause of the problem.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

Here are some common symptoms of the automobile fault code p3459:

  • The P3459 fault code is related to the Variable Valve Timing (VVT) system.
  • Symptoms of this fault code include rough idling, decreased fuel efficiency, engine misfires, reduced power, and the Check Engine Light turning on.
  • Additionally, the engine may produce unusual noises, such as knocking or ticking sounds.
  • It is important to address this issue promptly to prevent further damage to the engine.

The P3459 fault code in automobiles can be caused by various factors, including low oil pressure and faulty solenoids.

  • The automobile fault code P3459 can be caused by low oil pressure, restricted oil passage, engine mechanical condition, faulty Cylinder Deactivation Solenoid, Cylinder Deactivation Solenoid harness being open or shorted, and Cylinder Deactivation Solenoid circuit having poor electrical connection.

Below are the possible fixes for the automobile fault code p3459, including inspecting wiring harness and connectors for damage.

  • To fix the automobile fault code p3459, you need to check the possible causes listed above.
  • Visually inspect the related wiring harness and connectors.
  • Look for damaged components and broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P3459 is related to the performance of the engine’s cylinder deactivation system. The diagnosis of this fault code involves checking the engine control module for any stored codes and performing a visual inspection of the system. The estimated repair time for this fault code is 1.0 hour, and the cost of fixing it can range from $75 to $150 per hour, depending on the auto repair shop.

Other factors that may influence the cost include the severity of the issue, the type of vehicle, and the location of the repair shop.

P3459 is a fault code that indicates a problem with the engine’s performance. When this code appears, the engine light or service engine soon warning light will turn on. This code specifically relates to the performance of the cylinder deactivation system.

The cylinder deactivation system is responsible for shutting down certain cylinders in the engine when they are not needed, which helps to improve fuel efficiency.

If the P3459 code appears, it means that there is a problem with the cylinder deactivation system. This could be caused by a variety of issues, such as a faulty solenoid or a malfunctioning sensor.

It is important to have this issue addressed as soon as possible to prevent further damage to the engine and to ensure optimal performance.

What are the possible causes of the P3459 automobile fault code?

The P3459 fault code in automobiles can be caused by low oil pressure, restricted oil passage, faulty cylinder deactivation solenoid, or poor electrical connection in the solenoid circuit. It can also be due to engine mechanical conditions or an open or shorted solenoid harness. To fix this issue, one should visually inspect the wiring harness and connectors for any damage or corrosion and check for broken or bent pins. Additionally, one should check the possible causes listed above.

How can one fix the P3459 automobile fault code?

If you’re experiencing the P3459 fault code, it could be due to low oil pressure, a restricted oil passage, engine mechanical condition, faulty Cylinder Deactivation Solenoid, or a poor electrical connection in the Cylinder Deactivation Solenoid circuit. To fix it, start by visually inspecting the wiring harness and connectors for any damage or corrosion. Check for broken, bent, or pushed out connector pins. Finally, check the possible causes listed above to determine the root of the problem.

What should be visually inspected when trying to fix the P3459 automobile fault code?

To fix the P3459 automobile fault code, start by checking the possible causes, which include low oil pressure, restricted oil passage, engine mechanical condition, faulty cylinder deactivation solenoid, cylinder deactivation solenoid harness that is open or shorted, and cylinder deactivation solenoid circuit poor electrical connection. Visually inspect the related wiring harness and connectors, checking for damaged components and looking for broken, bent, pushed out, or corroded connector’s pins.

p3459 error fault code explained

To fix p3459, check for low oil pressure, restricted oil passage, or faulty Cylinder Deactivation Solenoid. Inspect wiring harness and connectors for damage, broken, bent, pushed out, or corroded pins.

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