AutoCodes – Chevrolet – P0CC3 Chevrolet

P0CC3 Chevrolet Code - Drive Motor Coolant Pump Control Circuit Low Voltage

Quick Answer

The Starter/Generator Control Module coolant pump is a single speed ON/OFF pump that circulates coolant through the auxiliary radiator and the starter/generator to control the temperature of the starter/generator. Common causes include Faulty Starter/Generator Coolant Pump, Starter/Generator Coolant Pump harness is open or shorted, Starter/Generator Coolant Pump 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
P0CC3 Chevrolet indicates Drive Motor Coolant Pump Control Circuit Low Voltage.
Common causes
Common causes include Faulty Starter/Generator Coolant Pump, Starter/Generator Coolant Pump harness is open or shorted, Starter/Generator Coolant Pump 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 745
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 21, 2019
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Code P0CC3 Chevrolet Description

The Starter/Generator Control Module coolant pump is a single speed ON/OFF pump that circulates coolant through the auxiliary radiator and the starter/generator to control the temperature of the starter/generator. The starter/generator cooling system is separate from the engine cooling system and does not share any coolant or components. The Starter/Generator Control Module coolant pump is controlled by the starter/generator coolant pump relay. This relay is a printed circuit board relay and integrated as part of the underhood fuse block. The relay switch and coil both receive B+. The Starter/Generator Control Module controls the relay coil by applying ground to the coil control circuit. With the coil grounded, the relay switch is closed and voltage is sent to the Starter/Generator Control Module coolant pump, which will begin circulating coolant.
The Starter/Generator Control Module uses the exponentially weighted moving average to calculate temperature fluctuations in the starter/generator cooling system. In addition, this diagnostic compares the temperature rate of change by a slope calculation within a set time when the Starter/Generator Control Module coolant pump turns ON. This diagnostic runs once after pump turns ON. If the temperature changes over time too quickly, the Starter/Generator Control Module will indicate a fault.
OBDII Code P0CC3 Chevrolet - Drive Motor Coolant Pump Control Circuit Low Voltage - AutoCodes.com
P0CC3 Chevrolet Code - Drive Motor Coolant Pump Control Circuit Low Voltage

What are the Possible Causes of the DTC P0CC3 Chevrolet?

  • Faulty Starter/Generator Coolant Pump
  • Starter/Generator Coolant Pump harness is open or shorted
  • Starter/Generator Coolant Pump circuit poor electrical connection
  • Faulty Starter/Generator Control Module

How to Fix the DTC P0CC3 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 P0CC3 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 P0CC3 Chevrolet code?

Need more information on how to fix the P0CC3 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0CC3 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 P0CC3 Chevrolet Code

1. What are common symptoms of OBDII code P0CC3 in a Chevrolet related to the Drive Motor Coolant Pump Control Circuit Low Voltage?

Common symptoms include the check engine light illuminating, reduced hybrid system performance, and potential overheating issues.

2. What can cause the Drive Motor Coolant Pump Control Circuit Low Voltage code (P0CC3) in a Chevrolet?

Possible causes include a faulty drive motor coolant pump, damaged wiring or connectors, low coolant levels, or a problem with the hybrid/EV battery system.

3. How can I diagnose the cause of OBDII code P0CC3 in my Chevrolet?

Diagnosis typically involves checking the drive motor coolant pump operation, inspecting the wiring and connectors for damage, verifying coolant levels, and performing a thorough electrical system check.

4. Can I continue driving my Chevrolet with the P0CC3 code present?

It is not recommended to drive the vehicle with this code active, as it can lead to potential overheating issues and further damage to the hybrid system components.

5. How can I repair the Drive Motor Coolant Pump Control Circuit Low Voltage issue in my Chevrolet?

Repair may involve replacing the drive motor coolant pump, repairing or replacing damaged wiring/connectors, topping up coolant levels, and clearing the code with an OBDII scanner.

6. Is it safe to clear the P0CC3 code in my Chevrolet without fixing the underlying issue?

Clearing the code without addressing the root cause may temporarily turn off the check engine light, but the problem will likely reoccur, leading to potential performance issues and safety concerns.

7. Will driving my Chevrolet with a malfunctioning drive motor coolant pump cause further damage?

Continued driving with a faulty drive motor coolant pump can result in overheating of the hybrid system components, potentially leading to more extensive and costly repairs.

8. Can a DIY enthusiast fix the Drive Motor Coolant Pump Control Circuit Low Voltage problem in a Chevrolet?

Depending on the individual's skill level and access to tools, some DIY enthusiasts may be able to address the issue by following repair guides and procedures specific to their Chevrolet model.

9. How much does it typically cost to repair the P0CC3 code in a Chevrolet at a professional auto repair shop?

The cost of repairs can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

10. Are there any preventive maintenance measures I can take to avoid encountering the P0CC3 code in my Chevrolet?

Regularly checking coolant levels, performing routine inspections of the hybrid system components, and addressing any warning signs promptly can help prevent issues leading to the Drive Motor Coolant Pump Control Circuit Low Voltage code in a Chevrolet.

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