AutoCodes – Chevrolet – P1A92 Chevrolet

P1A92 Chevrolet 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 Chevrolet 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 3,502

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

What does this mean?

What are the Possible Causes of the DTC P1A92 Chevrolet?

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 Chevrolet?

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 Chevrolet 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.

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

Need Help with the Code?

Get the P1A92 Chevrolet 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 Chevrolet Code

1. What does the OBDII code P1A92 mean on a Chevrolet?

The P1A92 code indicates a problem with the 14 Volt Power Module Temperature Sensor 1 Circuit, specifically reporting high voltage.

2. What are the common symptoms of the P1A92 code?

Symptoms may include an illuminated check engine light, reduced charging system performance, and potential battery or electrical system issues.

3. What causes the P1A92 code to appear?

Possible causes include a faulty temperature sensor, damaged wiring or connectors, a malfunctioning 14 Volt Power Module, or software issues in the powertrain control module (PCM).

4. Can I drive my Chevrolet with the P1A92 code?

While the vehicle may still be drivable, it is not recommended as the electrical system may not function optimally, leading to further damage or battery-related issues.

5. How can I diagnose the P1A92 code?

Diagnosis involves inspecting the temperature sensor, checking for damaged wiring or connectors, testing the voltage output, and using a scan tool to monitor sensor data.

6. How is the P1A92 code fixed?

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

7. What tools are needed to troubleshoot the P1A92 code?

A multimeter, an OBDII scan tool, and possibly a service manual for your specific Chevrolet model are typically required.

8. How much does it cost to repair the P1A92 code?

Repair costs depend on the issue but can range from $150 to $500, including parts and labor, depending on whether the sensor or wiring needs replacement.

9. Can a weak battery cause the P1A92 code?

Yes, a weak or failing battery can sometimes contribute to electrical faults, including triggering this code.

10. Does the P1A92 code reset itself after repairs?

The code may clear itself after successful repairs and driving cycles, but itâ€™s recommended to use a scan tool to manually clear it and verify the fix.