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P06AE OBD2: PCM/ECM/TCM Internal Temperature Sensor "B" Circuit High

P06AE OBD2: PCM/ECM/TCM Internal Temperature Sensor “B” Circuit High

The P06AE OBD-II code indicates a problem with the internal temperature sensor of the Transmission Control Module (TCM). This code is triggered when the sensor detects a temperature reading that is out of the expected range on startup.

What Does the P06AE Code Mean?

The P06AE code signifies that the PCM/ECM/TCM Internal Temperature Sensor “B” is reporting a high circuit issue. Essentially, this means that the TCM is unable to accurately gauge its internal temperature, which is crucial for proper transmission operation.

What Causes the P06AE Code?

Several factors can trigger the P06AE code, including:

  • Internal transmission failure
  • Transmission Control Module (TCM) failure
  • Low transmission fluid level

What Are the Symptoms of the P06AE Code?

Common symptoms associated with the P06AE code include:

  • Transmission slips or fails to engage
  • Unusual shifting patterns
  • Check Engine Light illumination
  • Potential overheating of the transmission

How Serious Is the P06AE Code?

The P06AE code is considered urgent and should be addressed immediately. Ignoring this issue can lead to severe damage to the transmission or even pose safety risks to the driver and passengers.

How to Diagnose the P06AE Code

Diagnosing the P06AE code involves the following steps:

  1. Use an OBD-II scanner to confirm the presence of the P06AE code.
  2. Inspect the transmission fluid level and condition.
  3. Check for any fluid leaks.
  4. Perform a visual inspection of the wiring and connectors associated with the TCM.
  5. Test the TCM and internal temperature sensor for proper operation.

Common Repairs for the P06AE Code

Repairs for the P06AE code may include:

  • Replacing the Transmission Control Module (TCM)
  • Repairing or replacing damaged wiring and connectors
  • Refilling or changing the transmission fluid
  • Fixing any internal transmission issues

How Much Does It Cost to Fix the P06AE Code?

The cost to fix the P06AE code can vary significantly based on the underlying issue. On average, repairs can range from $100 for basic fluid changes to over $1,000 for a TCM replacement or internal transmission repairs.

Can I Fix the P06AE Code Myself?

While some aspects of diagnosing and fixing the P06AE code can be done at home, such as checking fluid levels or performing visual inspections, it is often advisable to consult a professional mechanic. Proper diagnosis and repair are crucial to avoid further damage.

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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