AutoCodesBuick – P06AD Buick

P06AD Buick Code - Control Module Power Up Temperature Sensor Circuit Low Voltage

Quick Answer

The Transmission Control Module (TCM) power-up temperature sensor is located inside of the control solenoid valve assembly which has no serviceable parts. Common causes include Faulty Control Solenoid Valve Assembly. 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
P06AD Buick indicates Control Module Power Up Temperature Sensor Circuit Low Voltage.
Common causes
Common causes include Faulty Control Solenoid Valve Assembly.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 280
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 19, 2022
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Code P06AD Buick Description

The Transmission Control Module (TCM) power-up temperature sensor is located inside of the control solenoid valve assembly which has no serviceable parts. The Transmission Control Module power-up temperature sensor provides the temperature of the Transmission Control Module when the Transmission Control Module power is on. This temperature reading is used in various shifting and diagnostic routines and also to protect the control solenoid valve assembly and Transmission Control Module. This fault is handled inside the Transmission Control Module and no external circuits are involved. The Diagnostic Trouble Code (DTC) will be set if the TCM detects power up temperature is -59°C (-74°F) or less for 1 min.
OBDII Code P06AD Buick - Control Module Power Up Temperature Sensor Circuit Low Voltage - AutoCodes.com
P06AD Buick Code - Control Module Power Up Temperature Sensor Circuit Low Voltage

What are the Possible Causes of the DTC P06AD Buick?

  • Faulty Control Solenoid Valve Assembly

How to Fix the DTC P06AD Buick?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P06AD Buick code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P06AD Buick code?

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Need Help with the Code?

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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 P06AD Buick Code

1. What does the OBDII code P06AD mean on a Buick?

P06AD indicates a low voltage issue in the Control Module Power Up Temperature Sensor Circuit, which monitors the engine's power-up temperature to ensure proper startup functions.

2. What are the common symptoms of the P06AD code on a Buick?

Symptoms may include difficulty starting the engine, poor fuel efficiency, reduced engine performance, and the illumination of the Check Engine Light.

3. What causes the P06AD code on a Buick?

Common causes include a faulty temperature sensor, damaged wiring or connectors in the sensor circuit, a malfunctioning powertrain control module (PCM), or corrosion at electrical connection points.

4. How do you diagnose the P06AD code on a Buick?

Diagnosis involves using an OBDII scanner to confirm the code, visually inspecting the sensor wiring and connectors for damage, testing the temperature sensor for proper resistance, and checking the voltage levels in the circuit.

5. Can you drive a Buick with the P06AD code?

While the vehicle may still be drivable, driving with this code can lead to reduced performance and potential long-term damage to engine components. It’s best to address the issue promptly.

6. How can you fix the P06AD code on a Buick?

Repairs may include replacing the faulty temperature sensor, repairing or replacing damaged wiring or connectors, cleaning corroded connections, or reprogramming or replacing the PCM if needed.

7. How much does it cost to repair the P06AD code on a Buick?

Repair costs can range from $100 to $300 for wiring or sensor replacements and up to $1,000 or more if the PCM needs replacement or reprogramming.

8. Can a dead battery cause the P06AD code on a Buick?

A weak or dead battery can sometimes contribute to low voltage issues, potentially triggering the P06AD code. Always check the battery and charging system during diagnosis.

9. Will clearing the P06AD code fix the issue on a Buick?

Clearing the code may temporarily turn off the Check Engine Light, but if the underlying problem isn’t resolved, the code will return.

10. Is the P06AD code specific to Buicks?

No, the P06AD code can appear on other vehicle makes and models, but its specific symptoms and causes may vary depending on the vehicle’s design.

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