AutoCodes – Buick – P1A92 Buick

P1A92 Buick Code - 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage

Quick Answer

The 14V Power Module also called the accessory DC power control module, constantly monitors system temperature to protect against overheat conditions. Common causes include Faulty 14 Volt Power Module, 14 Volt Power Module harness is open or shorted, 14 Volt Power Module circuit poor electrical connection. 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: P1A92 Buick indicates 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage.
Common causes: Common causes include Faulty 14 Volt Power Module, 14 Volt Power Module harness is open or shorted, 14 Volt Power Module circuit poor electrical connection.
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.

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Code Popularity 827

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 24, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1A92 Buick Description

The 14V Power Module also called the accessory DC power control module, constantly monitors system temperature to protect against overheat conditions. The module also monitors the function of the temperature sensors. These sensors are internal to the 14 V power module and are not serviced separately from the control module.

OBDII Code P1A92 Buick - 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage - AutoCodes.com — P1A92 Buick Code - 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage

What does this mean?

What are the Possible Causes of the DTC P1A92 Buick?

Faulty 14 Volt Power Module
14 Volt Power Module harness is open or shorted
14 Volt Power Module circuit poor electrical connection

How to Fix the DTC P1A92 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 P1A92 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 P1A92 Buick code?

Need more information on how to fix the P1A92 Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1A92 Buick code diagnosed by a professional: Find a repair shop in your area

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 P1A92 Buick Code

1. What are the common symptoms of OBDII code P1A92 in a Buick related to the 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage issue?

The common symptoms include illuminated check engine light, poor fuel efficiency, and potential drivability issues.

2. What can cause the OBDII code P1A92 to trigger in a Buick?

The P1A92 code is typically triggered by a malfunction in the 14 Volt Power Module Temperature Sensor 1 Circuit, indicating a high voltage condition.

3. How can I diagnose the 14 Volt Power Module Temperature Sensor 1 Circuit issue in my Buick?

Diagnosing this issue usually involves checking the wiring harness for any damage, testing the sensor for proper functioning, and verifying the voltage readings.

4. Can I continue driving my Buick with the P1A92 OBDII code present?

It is not recommended to continue driving with the P1A92 code active, as it can lead to further damage to the vehicle and potentially affect its performance.

5. How serious is the 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage problem in a Buick?

While not an immediate emergency, it is important to address the issue promptly to prevent any potential damage to other components of the vehicle.

6. What are some DIY repair tips for fixing the P1A92 code in a Buick?

DIY repair tips may include checking and cleaning the sensor connector, inspecting the wiring for any visible issues, and resetting the trouble code to see if it returns.

7. Can a faulty battery or charging system cause the P1A92 code to appear in a Buick?

Yes, a faulty battery or charging system can sometimes lead to voltage irregularities that trigger the P1A92 code related to the 14 Volt Power Module Temperature Sensor 1 Circuit.

8. Is it necessary to visit a mechanic to fix the OBDII code P1A92 in a Buick?

While it is possible to troubleshoot and repair the issue yourself, seeking professional help from a mechanic with experience in handling such electrical faults is recommended for a precise diagnosis and repair.

9. Are there any recalls or technical service bulletins related to the P1A92 code in Buick vehicles?

It is advisable to check with the manufacturer or authorized service centers for any recalls or technical service bulletins specific to the P1A92 code and related components in Buick vehicles.

10. How much should I expect to pay for repairing the 14 Volt Power Module Temperature Sensor 1 Circuit High Voltage issue in my Buick?

The cost of repairing the P1A92 code can vary depending on the extent of the issue, parts needed for replacement, and labor charges. It is best to obtain quotes from different repair shops to compare prices.