AutoCodes – Chevrolet – P1A76 Chevrolet

P1A76 Chevrolet Code - Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage

Quick Answer

The Starter/Generator Control Module (SGCM) monitors its internal fluid temperature sensors to control the SGCM coolant pump and SGCM cooling fan. 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
P1A76 Chevrolet indicates Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit 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 1,092
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 P1A76 Chevrolet Description

The Starter/Generator Control Module (SGCM) monitors its internal fluid temperature sensors to control the SGCM coolant pump and SGCM cooling fan. The internal fluid temperature sensors of the SGCM are thermistors and are not serviceable. When the internal fluid temperatures are cold, the resistances of the sensors are high and the voltage signals are high. When the internal fluid temperatures are hot, the resistances of the sensors are low and the voltage signals are low. The input parameters are not displayed on the scan tool.
OBDII Code P1A76 Chevrolet - Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage - AutoCodes.com
P1A76 Chevrolet Code - Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage

What are the Possible Causes of the DTC P1A76 Chevrolet?

  • 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 P1A76 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 P1A76 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.

Need more information about the P1A76 Chevrolet code?

Need more information on how to fix the P1A76 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1A76 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 P1A76 Chevrolet Code

1. What are the common symptoms of OBDII code P1A76 in a Chevrolet related to the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- Common symptoms include poor engine performance, decreased fuel efficiency, rough idling, and possible stalling.

2. What are the possible causes of OBDII code P1A76 in a Chevrolet indicating an issue with the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- Potential causes may include a faulty coolant temperature sensor, wiring issues, a malfunctioning starter/generator control module, or low coolant levels.

3. How can I diagnose OBDII code P1A76 in my Chevrolet related to the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- Diagnosis typically involves using a scan tool to retrieve the trouble code, checking the coolant temperature sensor's resistance, inspecting the wiring for damage, and testing the starter/generator control module.

4. What are the repair options for fixing OBDII code P1A76 in a Chevrolet due to an issue with the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- Possible repairs include replacing the coolant temperature sensor, repairing any damaged wiring, replacing the starter/generator control module, and ensuring proper coolant levels.

5. Can I drive my Chevrolet with OBDII code P1A76 related to the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- It is not recommended to drive your vehicle with this code present, as it can lead to further engine issues and potential damage if left unresolved.

6. How urgent is it to address OBDII code P1A76 indicating a problem with the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage in a Chevrolet?

- It is important to address this code promptly to prevent potential engine performance issues and avoid further damage to components.

7. Are there any preventive measures to avoid OBDII code P1A76 related to the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage in a Chevrolet?

- Regular vehicle maintenance, including checking coolant levels and monitoring sensor performance, can help prevent issues leading to this trouble code.

8. Can a DIY enthusiast repair OBDII code P1A76 in a Chevrolet caused by the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- Depending on their skill level, a DIY enthusiast may be able to address this code by following repair guides and using the necessary tools to replace components or repair wiring.

9. Will resetting the OBDII system clear code P1A76 related to the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage in a Chevrolet?

- Resetting the system may temporarily clear the code, but it is important to diagnose and address the underlying issue to prevent it from reoccurring.

10. How much can I expect to spend on repairs for OBDII code P1A76 in a Chevrolet due to an issue with the Starter/Generator Control Module Coolant Temperature Sensor 2 Circuit Low Voltage?

- Repair costs can vary depending on the specific cause of the code, but expenses may include parts and labor totaling anywhere from $100 to $500 or more.

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