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P200B OBD2: Intake Manifold Runner Performance

P200B OBD2: Intake Manifold Runner Performance

The P200B OBD-II code refers to an issue with the Intake Manifold Runner Performance. This code is a part of the vehicle’s onboard diagnostic system, indicating that the engine control unit (ECU) has detected a malfunction related to the intake manifold runner.

What Does the P200B Code Mean?

The P200B code means that the Intake Manifold Runner does not operate as requested, which can lead to performance issues in the engine. The Intake Manifold Runner is responsible for directing air into the engine at higher RPMs, and when it fails, the code is triggered.

What Causes the P200B Code?

Several factors can cause the P200B code, including:

  • Intake manifold runner control actuator failure
  • Powertrain Control Module (PCM) failure
  • Restricted vacuum lines

What Are the Symptoms of the P200B Code?

Common symptoms associated with the P200B code include:

  • Reduced engine performance
  • Increased fuel consumption
  • Check Engine Light illuminated

How Serious Is the P200B Code?

The severity of the P200B code is moderate. While it may not pose an immediate threat to your vehicle’s safety or functionality, it is advisable to have it diagnosed and repaired within a reasonable timeframe to avoid potential long-term damage to the engine.

How to Diagnose the P200B Code

To diagnose the P200B code, a mechanic will typically perform the following steps:

  1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
  2. Read the trouble codes and note any other related codes.
  3. Inspect the intake manifold runner control actuator and vacuum lines for damage or blockage.
  4. Test the PCM for proper functioning.

Common Repairs for the P200B Code

Repairs for the P200B code may include:

  • Replacing the intake manifold runner control actuator
  • Repairing or replacing faulty vacuum lines
  • Reprogramming or replacing the Powertrain Control Module (PCM)

How Much Does It Cost to Fix the P200B Code?

The cost to fix the P200B code can vary widely depending on the specific issue and labor rates in your area. Typical repair costs can range from $200 to $1,000, depending on whether parts need to be replaced or if more extensive diagnostics are required.

Can I Fix the P200B Code Myself?

While some basic checks, such as inspecting vacuum lines, can be done at home, it is generally recommended to seek professional help for diagnosing and repairing the P200B code. Certified shops have the necessary equipment and expertise to resolve the issue effectively.

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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