AutoCodes – Generic – P1A82

P1A82 Code - Starter/Generator Control Module Coolant Level Sensor 2 High Voltage

Quick Answer

The Starter/Generator Control Module (SGCM) electronics are immersed in an internal fluid to distribute the heat of the electronics evenly through the SGCM, this electronics internal fluid is not the coolant that is circulated through the SGCM cooling system. Common causes include Faulty Starter/Generator Control Module (SGCM), Starter/Generator Control Module (SGCM) harness is open or shorted, Starter/Generator Control Module (SGCM) 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
P1A82 indicates Starter/Generator Control Module Coolant Level Sensor 2 High Voltage.
Common causes
Common causes include Faulty Starter/Generator Control Module (SGCM), Starter/Generator Control Module (SGCM) harness is open or shorted, Starter/Generator Control Module (SGCM) 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 1,418
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 22, 2020
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Code P1A82 Description

The Starter/Generator Control Module (SGCM) electronics are immersed in an internal fluid to distribute the heat of the electronics evenly through the SGCM, this electronics internal fluid is not the coolant that is circulated through the SGCM cooling system. The SGCM monitors 4 separate internal fluid level sensors to determine if the electronics internal fluid level is low.
OBDII Code P1A82 - Starter/Generator Control Module Coolant Level Sensor 2 High Voltage - AutoCodes.com
P1A82 Code - Starter/Generator Control Module Coolant Level Sensor 2 High Voltage

What are the Possible Causes of the DTC P1A82?

  • Faulty Starter/Generator Control Module (SGCM)
  • Starter/Generator Control Module (SGCM) harness is open or shorted
  • Starter/Generator Control Module (SGCM) circuit poor electrical connection

How to Fix the DTC P1A82?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1A82 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 P1A82 code?

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Information for Specific Makes

  • P1A82 Buick β€” Starter/Generator Control Module Coolant Level Sensor 2 High Voltage
  • P1A82 Cadillac β€” Starter/Generator Control Module Coolant Level Sensor 2 High Voltage
  • P1A82 Chevrolet β€” Starter/Generator Control Module Coolant Level Sensor 2 High Voltage
  • P1A82 GMC β€” Starter/Generator Control Module Coolant Level Sensor 2 High Voltage
  • P1A82 Saturn β€” Starter/Generator Control Module Coolant Level Sensor 2 High Voltage
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 P1A82 Code

1. What are common symptoms of OBDII code P1A82?

- Common symptoms include the Check Engine light coming on, decreased fuel efficiency, and issues with starting the vehicle.

2. What can cause OBDII code P1A82 to appear?

- This code is often triggered by a malfunction in the Starter/Generator Control Module Coolant Level Sensor 2, which may be caused by a faulty sensor, wiring issues, or low coolant levels.

3. How serious is OBDII code P1A82?

- While the severity can vary, it is important to address this code promptly as it can affect the proper functioning of the starter/generator control module and potentially lead to further damage if left unresolved.

4. Can I continue driving with OBDII code P1A82?

- It is not recommended to continue driving with this code present, as it can impact the performance and reliability of your vehicle. It is best to have the issue diagnosed and repaired as soon as possible.

5. How can I diagnose OBDII code P1A82?

- Diagnosing this code typically involves using an OBDII scanner to retrieve the specific code, followed by inspecting the Starter/Generator Control Module Coolant Level Sensor 2 and its related components for any visible issues.

6. What are some repair tips for OBDII code P1A82?

- Repairing this code may involve replacing the faulty Starter/Generator Control Module Coolant Level Sensor 2, checking and repairing any damaged wiring, and ensuring that coolant levels are at the proper level.

7. Can I reset OBDII code P1A82 on my own?

- While you can clear the code using an OBDII scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring.

8. How much does it cost to repair OBDII code P1A82?

- The cost of repairing this code can vary depending on the cause of the issue, the extent of the repairs needed, and labor rates in your area. It is advisable to consult with a professional mechanic for an accurate estimate.

9. Are there any recalls related to OBDII code P1A82?

- It is recommended to check with the vehicle manufacturer or the National Highway Traffic Safety Administration (NHTSA) for any recalls related to this specific OBDII code to see if your vehicle is affected.

10. How can I prevent OBDII code P1A82 from reoccurring?

- To prevent this code from reoccurring, it is important to regularly maintain your vehicle, including checking coolant levels, inspecting sensors for any signs of damage, and addressing any issues promptly to avoid further complications.

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