AutoCodes – Saturn – P1A83 Saturn

P1A83 Saturn Code - Starter/Generator Control Module Coolant Level Sensor 3 Low 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
P1A83 Saturn indicates Starter/Generator Control Module Coolant Level Sensor 3 Low 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,150
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 P1A83 Saturn 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 P1A83 Saturn - Starter/Generator Control Module Coolant Level Sensor 3 Low Voltage - AutoCodes.com
P1A83 Saturn Code - Starter/Generator Control Module Coolant Level Sensor 3 Low Voltage

What are the Possible Causes of the DTC P1A83 Saturn?

  • 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 P1A83 Saturn?

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 P1A83 Saturn 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 P1A83 Saturn 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 P1A83 Saturn Code

1. What does the Saturn OBDII code P1A83 mean?

The P1A83 code indicates a low voltage issue with the Starter/Generator Control Module Coolant Level Sensor 3, which monitors the coolant level for the hybrid or electric system.

2. What are the common symptoms of the P1A83 code?

Common symptoms include an illuminated Check Engine Light, reduced hybrid or electric system performance, and potential overheating of the starter/generator module.

3. What causes the P1A83 code to appear?

The code can be caused by low coolant levels, a faulty coolant level sensor, damaged wiring or connectors, or issues with the Starter/Generator Control Module itself.

4. How can I diagnose the P1A83 code?

Diagnose the code by checking the coolant level, inspecting the coolant level sensor and its wiring for damage, and testing the sensor for proper voltage with a multimeter.

5. Can I drive my Saturn with the P1A83 code active?

Driving with this code is not recommended, as it could lead to overheating or damage to the Starter/Generator Control Module, especially if coolant levels are low.

6. How do I fix the P1A83 code?

Repairs may include refilling the coolant, replacing the coolant level sensor, repairing damaged wiring or connectors, or replacing the Starter/Generator Control Module if necessary.

7. How much does it cost to fix the P1A83 code?

Repair costs vary depending on the issue, but sensor replacement typically costs $100-$300, while module repairs or replacements can be more expensive.

8. How do I prevent the P1A83 code from recurring?

Regularly check and maintain coolant levels, inspect the coolant level sensor and wiring for wear, and address any leaks or system malfunctions promptly.

9. Can a faulty Starter/Generator Control Module cause the P1A83 code?

Yes, a malfunctioning Starter/Generator Control Module can cause the P1A83 code if it fails to properly monitor the coolant level sensor.

10. Does clearing the P1A83 code with a scan tool fix the issue?

Clearing the code may turn off the warning temporarily, but the underlying problem must be resolved to prevent the code from returning.

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