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P0AED OBD2: Drive Motor Inverter Temperature Sensor "A" Circuit

P0AED OBD2: Drive Motor Inverter Temperature Sensor “A” Circuit

The P0AED OBD-II code indicates a malfunction within the Drive Motor Inverter Temperature Sensor “A” Circuit. This code is categorized as urgent, meaning immediate attention is necessary to prevent further damage to the vehicle.

What Does the P0AED Code Mean?

The P0AED code signifies that there is an issue related to the temperature sensor in the inverter/converter assembly of the vehicle’s high voltage system. This sensor plays a critical role in maintaining optimal operating temperatures, and failure in this circuit can affect the vehicle’s performance.

What Causes the P0AED Code?

The primary cause of the P0AED code is a malfunction in the inverter/converter assembly’s temperature sensor or its circuit. This can be triggered by several factors, including:

  • Faulty temperature sensor
  • Issues with the inverter/converter assembly
  • Wiring problems or poor connections in the circuit
  • Cooling system failures that prevent adequate temperature regulation

What Are the Symptoms of the P0AED Code?

When the P0AED code is present, you may observe the following symptoms:

  • The high voltage system may not operate properly
  • Illumination of the high voltage system temperature light
  • Decreased performance or power loss in the vehicle

How Serious Is the P0AED Code?

The P0AED code is considered urgent. If ignored, it can lead to significant damage to the high voltage system, resulting in costly repairs and potential safety hazards for both the driver and passengers. Immediate diagnosis and repair are recommended.

How to Diagnose the P0AED Code

Diagnosing the P0AED code typically involves the following steps:

  • Using an OBD-II scanner to confirm the presence of the P0AED code.
  • Inspecting the temperature sensor and wiring for visible damage or disconnections.
  • Testing the temperature sensor’s resistance and functionality.
  • Checking the inverter/converter assembly for signs of failure.

Common Repairs for the P0AED Code

Common repairs for the P0AED code may include:

  • Replacing the faulty temperature sensor.
  • Repairing or replacing damaged wiring or connectors.
  • Servicing or replacing the inverter/converter assembly if necessary.

How Much Does It Cost to Fix the P0AED Code?

The cost of repairing the P0AED code can vary widely based on the exact nature of the problem. On average, repairs can range from $200 to $1,000 or more, depending on whether a simple sensor replacement or a more complex inverter/converter assembly repair is required.

Can I Fix the P0AED Code Myself?

While some aspects of diagnosing the P0AED code can be performed at home, such as checking for visible damage, it is advisable to consult a professional mechanic for accurate diagnosis and repair. The high voltage system can be dangerous if mishandled, and a professional will have the necessary tools and expertise to resolve the issue safely.

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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