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P00AE OBD2: Intake Air Temperature Sensor 1 Circuit Intermittent

P00AE OBD2: Intake Air Temperature Sensor 1 Circuit Intermittent

The P00AE code is an OBD-II trouble code that indicates an issue with the Intake Air Temperature (IAT) Sensor 1 circuit. This code is related to the engine’s air intake system and can affect the engine performance.

What Does the P00AE Code Mean?

The P00AE code signifies that the engine control module (PCM) has detected an intermittent issue with the Intake Air Temperature Sensor 1 circuit. The IAT sensor measures the temperature of the air entering the engine, which is crucial for the PCM to calculate the correct fuel-to-air ratio for optimal engine performance.

What Causes the P00AE Code?

Several factors can trigger the P00AE code, including:

  • Intake Air Temperature (IAT) sensor failure
  • Powertrain Control Module (PCM) failure
  • Wiring issues affecting the sensor’s circuit

What Are the Symptoms of the P00AE Code?

Common symptoms associated with the P00AE code include:

  • Decreased engine performance
  • Increased fuel consumption
  • Potential engine misfires

How Serious Is the P00AE Code?

The P00AE code is classified as a moderate severity issue. While it may not immediately threaten your vehicle’s safety or functionality, it is advisable to have it diagnosed promptly to prevent further complications and to maintain optimal vehicle performance.

How to Diagnose the P00AE Code

Diagnosing the P00AE code typically involves the following steps:

  1. Use an OBD-II scanner to confirm the presence of the P00AE code.
  2. Inspect the Intake Air Temperature Sensor and its wiring for any visible damage or corrosion.
  3. Check the sensor readings against manufacturer specifications.
  4. Test the Powertrain Control Module for faults.
  5. Clear the code and perform a test drive to see if the code returns.

Common Repairs for the P00AE Code

Repairs for the P00AE code may include:

  • Replacing the faulty Intake Air Temperature Sensor
  • Repairing or replacing damaged wiring or connectors
  • Reprogramming or replacing the Powertrain Control Module if necessary

How Much Does It Cost to Fix the P00AE Code?

The cost to fix the P00AE code can vary widely based on the severity of the issue and the specific repair needed. On average, you might expect to pay between $100 and $300, depending on whether the sensor needs to be replaced, wiring repaired, or if the PCM needs reprogramming.

Can I Fix the P00AE Code Myself?

While some DIY enthusiasts may be able to replace the IAT sensor or repair wiring, it is crucial to have the necessary tools and knowledge to properly diagnose the issue. If you’re unsure, it’s best to consult a professional mechanic to avoid causing further damage to your vehicle.

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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