AutoCodes – Chevrolet – P0C0B Chevrolet

P0C0B Chevrolet Code - Drive Motor '1' Inverter Positive Voltage Circuit

Quick Answer

This is an internal fault detection of the drive motor generator Power Inverter Module (PIM) Assembly. Common causes include Reprogram Power Inverter Module (PIM) Assembly, Faulty Power Inverter Module (PIM) Assembly, Power Inverter Module (PIM) Assembly harness is open or shorted. 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: P0C0B Chevrolet indicates Drive Motor '1' Inverter Positive Voltage Circuit.
Common causes: Common causes include Reprogram Power Inverter Module (PIM) Assembly, Faulty Power Inverter Module (PIM) Assembly, Power Inverter Module (PIM) Assembly harness is open or shorted.
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 1,927

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 Nov 09, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0C0B Chevrolet Description

This is an internal fault detection of the drive motor generator Power Inverter Module (PIM) Assembly. The PIM monitors the Drive Motor '1' Inverter. The ECM sets the OBDII code when the Drive Motor '1' Inverter is not to factory specifications. This fault is handled inside the PIM and no external circuits are involved.

OBDII Code P0C0B Chevrolet - Drive Motor '1' Inverter Positive Voltage Circuit - AutoCodes.com — P0C0B Chevrolet Code - Drive Motor '1' Inverter Positive Voltage Circuit

What does this mean?

What are the Possible Causes of the DTC P0C0B Chevrolet?

Reprogram Power Inverter Module (PIM) Assembly
Faulty Power Inverter Module (PIM) Assembly
Power Inverter Module (PIM) Assembly harness is open or shorted
Power Inverter Module (PIM) Assembly circuit poor electrical connection

How to Fix the DTC P0C0B 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 P0C0B 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 P0C0B Chevrolet 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 P0C0B Chevrolet Code

1. What are the common symptoms of OBDII code P0C0B in a Chevrolet related to the Drive Motor '1' Inverter Positive Voltage Circuit?

- Common symptoms include the check engine light coming on, reduced engine performance, and potential issues with the hybrid or electric drive system.

2. What are some possible causes of OBDII code P0C0B in a Chevrolet?

- Possible causes may include a faulty drive motor inverter, issues with the positive voltage circuit, wiring problems, or a malfunctioning hybrid or electric drive system component.

3. How serious is OBDII code P0C0B in a Chevrolet?

- This code should be addressed promptly as it can affect the performance and drivability of the vehicle, especially in hybrid or electric models.

4. What should I do if my Chevrolet triggers OBDII code P0C0B?

- It is recommended to have the vehicle diagnosed by a professional technician to pinpoint the exact cause of the issue and proceed with necessary repairs.

5. Can I continue driving my Chevrolet with OBDII code P0C0B present?

- It is not advisable to continue driving the vehicle with this code present, as it may lead to further damage or safety concerns.

6. How can I repair OBDII code P0C0B in a Chevrolet?

- Repairing this code typically involves diagnosing the specific issue, replacing faulty components such as the drive motor inverter or addressing wiring problems, and clearing the code from the vehicle's computer.

7. Is it possible to troubleshoot OBDII code P0C0B at home?

- While basic troubleshooting like checking for loose connections or damaged wiring can be done at home, diagnosing and repairing the root cause of the code may require specialized tools and expertise.

8. Are there any recalls or service bulletins related to OBDII code P0C0B in Chevrolet vehicles?

- It is recommended to check with Chevrolet dealerships or online resources for any related recalls or service bulletins that may address this specific OBDII code.

9. How can I prevent OBDII code P0C0B from occurring in my Chevrolet in the future?

- Regular maintenance and inspections of the hybrid or electric drive system, as well as addressing any warning signs promptly, can help prevent the recurrence of this code.

10. Can OBDII code P0C0B be a recurring issue in Chevrolet vehicles?

- If the underlying cause of the code is not properly addressed or if there are ongoing issues with the drive motor inverter or related components, it is possible for the code to recur. Regular maintenance and thorough repairs can help prevent this.