Engine-CodesGMC – P06AE 2016 GMC Sierra

P06AE 2016 GMC Sierra Code - Control Module Power Up Temperature Sensor Circuit High Voltage

Quick Answer

The P06AE diagnostic trouble code (DTC) pertains to the control module power up temperature sensor circuit, indicating that the voltage reading from the temperature sensor is higher than expected. Common causes include Faulty Temperature Sensor: The temperature sensor may be malfunctioning, providing inaccurate voltage readings, Wiring Issues: Damaged, corroded, or shorted wiring in the temperature sensor circuit can lead to high voltage readings, ECM Malfunction: A failure within the ECM itself can cause incorrect processing of the temperature sensor's input. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P06AE 2016 GMC Sierra indicates Control Module Power Up Temperature Sensor Circuit High Voltage.
Common causes
Common causes include Faulty Temperature Sensor: The temperature sensor may be malfunctioning, providing inaccurate voltage readings, Wiring Issues: Damaged, corroded, or shorted wiring in the temperature sensor circuit can lead to high voltage readings, ECM Malfunction: A failure within the ECM itself can cause incorrect processing of the temperature sensor's input.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Oct 03, 2024
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Code P06AE 2016 GMC Sierra Description

The P06AE diagnostic trouble code (DTC) pertains to the control module power up temperature sensor circuit, indicating that the voltage reading from the temperature sensor is higher than expected. This code is specific to the 2016 GMC Sierra and suggests that the Engine Control Module (ECM) has detected an abnormal voltage level from the temperature sensor, which is responsible for monitoring the temperature of various components, including the engine coolant and transmission fluid.

OBDII Code P06AE 2016 GMC Sierra - Control Module Power Up Temperature Sensor Circuit High Voltage
P06AE 2016 GMC Sierra Code - Control Module Power Up Temperature Sensor Circuit High Voltage

Common Causes of P06AE 2016 GMC Sierra

  1. Faulty Temperature Sensor: The temperature sensor may be malfunctioning, providing inaccurate voltage readings.
  2. Wiring Issues: Damaged, corroded, or shorted wiring in the temperature sensor circuit can lead to high voltage readings.
  3. ECM Malfunction: A failure within the ECM itself can cause incorrect processing of the temperature sensor's input.
  4. Poor Connections: Loose or corroded connectors can disrupt the signal from the temperature sensor to the ECM.
  5. Environmental Factors: Extreme temperatures or exposure to moisture can affect sensor performance and wiring integrity.

Symptoms of P06AE 2016 GMC Sierra

  1. Check Engine Light: The most immediate symptom is the illumination of the check engine light on the dashboard.
  2. Poor Fuel Economy: Drivers may notice a significant decrease in fuel efficiency due to improper fuel mixture adjustments.
  3. Engine Overheating: The vehicle may experience overheating due to incorrect temperature readings, leading to potential engine damage.
  4. Rough Idle or Stalling: The engine may exhibit rough idling or stalling, particularly during acceleration or deceleration.
  5. Increased Emissions: The vehicle may fail emissions tests due to the ECM's inability to manage fuel mixtures correctly.

How to Fix P06AE 2016 GMC Sierra

  1. Diagnostic Scan: Begin with a thorough diagnostic scan to confirm the P06AE code and check for any related codes that may provide additional context.
  2. Visual Inspection: Conduct a visual inspection of the temperature sensor, wiring, and connectors for signs of damage, corrosion, or loose connections.
  3. Test the Temperature Sensor: Use a multimeter to test the resistance of the temperature sensor and verify that it falls within the manufacturer's specifications.
  4. Repair or Replace Components: Depending on the findings, repair any damaged wiring or connectors, and replace the temperature sensor if it is found to be faulty.
  5. Clear Codes and Test Drive: After repairs, clear the DTCs and perform a test drive to ensure the issue is resolved and that the check engine light does not reappear.

Cost to Fix P06AE 2016 GMC Sierra

The cost to repair the P06AE code can vary widely based on the specific issue identified during diagnosis. Generally, the cost may range from $100 to $500. This estimate includes parts such as a new temperature sensor (typically $50 to $150) and labor costs, which can range from $80 to $150 per hour, depending on the shop's location and expertise. In metropolitan areas or at dealerships, labor rates may be higher, while independent shops may offer more competitive pricing. It's advisable to get a detailed quote from local repair shops for a more accurate estimate tailored to your specific vehicle and situation.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P06AE 2016 GMC Sierra Code

What does the OBDII code P06AE mean on a 2016 GMC Sierra?

The P06AE code indicates a problem with the Control Module Power Up Temperature Sensor Circuit, specifically detecting high voltage.

What are the common symptoms of the P06AE code?

Symptoms may include an illuminated check engine light, engine performance issues, hard starting, or irregular temperature readings.

What causes the P06AE code to appear?

Common causes include a faulty temperature sensor, damaged wiring or connectors, a malfunctioning powertrain control module (PCM), or electrical short circuits.

Can I drive my 2016 GMC Sierra with the P06AE code?

While the vehicle may still be drivable, ignoring the code can cause further damage or lead to inconsistent engine performance.

How is the P06AE code diagnosed?

Diagnosis typically involves scanning the vehicle with an OBDII scanner, inspecting the temperature sensor and its wiring, and testing the circuit for high voltage or shorts.

How do I fix the P06AE code on my GMC Sierra?

Repairs may include replacing the temperature sensor, repairing or replacing damaged wiring, or reprogramming or replacing the PCM if necessary.

What tools are needed to fix the P06AE code?

You will need an OBDII scanner, a multimeter for voltage testing, and basic automotive tools to inspect and replace parts.

Is the P06AE code related to the engine overheating?

Not directly, but a malfunctioning temperature sensor may cause inaccurate readings that could potentially lead to overheating if left unresolved.

How much does it cost to fix the P06AE code?

Repair costs vary based on the issue but typically range from $100 to $400 for sensor replacement or wiring repairs. PCM replacement or reprogramming may cost more.

Can a software update resolve the P06AE code?

In some cases, a software update for the PCM can resolve the issue if it is related to programming errors.

Discuss the causes and fixes for P06AE 2016 GMC Sierra OBDII Code

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