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P2016 OBD2: Intake Manifold Runner Position Sensor/Switch Circuit Low

P2016 OBD2: Intake Manifold Runner Position Sensor/Switch Circuit Low

OBD-II Code P2016 is defined as an Intake Manifold Runner Position Sensor/Switch Circuit Low. This code is triggered when the vehicle’s onboard diagnostics detects an issue with the Intake Manifold Runner, which is crucial for regulating the airflow into the engine.

What Does the P2016 Code Mean?

The P2016 code indicates that the Intake Manifold Runner Position Sensor or switch circuit is reading low. This component is responsible for allowing more air to flow through the intake at higher RPMs. If it fails to operate as required, the P2016 code will be set.

What Causes the P2016 Code?

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

What Are the Symptoms of the P2016 Code?

Common symptoms associated with the P2016 code may include:

  • Reduced engine performance
  • Increased fuel consumption
  • Check Engine Light illuminated
  • Rough idling
  • Difficulty in accelerating

How Serious Is the P2016 Code?

The P2016 code is considered to have moderate severity. While it may not pose an immediate threat to the vehicle’s safety or functionality, it is advisable to diagnose the issue within a reasonable timeframe to maintain optimal engine performance and prevent further complications.

How to Diagnose the P2016 Code

A proper diagnosis of the P2016 code should include:

  1. Scanning the vehicle’s computer for OBD-II codes
  2. Inspecting the intake manifold runner control actuator and associated wiring
  3. Checking for vacuum leaks in the system
  4. Performing a continuity test on the sensor and wiring

Common Repairs for the P2016 Code

Repairs for the P2016 code may involve:

  • Replacing the intake manifold runner control actuator
  • Repairing or replacing damaged wiring or connectors
  • Fixing any vacuum leaks in the system
  • Replacing the Powertrain Control Module (PCM) if necessary

How Much Does It Cost to Fix the P2016 Code?

The cost to fix the P2016 code can vary significantly depending on the specific issue. On average, repairs can range from $100 to $600 or more, depending on whether parts need to be replaced or if extensive labor is required.

Can I Fix the P2016 Code Myself?

While some vehicle owners may be able to address minor issues such as vacuum leaks or simple wiring repairs, diagnosing and fixing the P2016 code often requires a level of expertise and specialized equipment. It is recommended to consult a professional mechanic for accurate diagnosis and repairs.

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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