AutoCodes – Chevrolet – P16F9 Chevrolet

P16F9 Chevrolet Code - Control Module Shutdown Performance

Quick Answer

This diagnostic applies to internal microprocessor integrity conditions within the Hybrid Powertrain Control Module (HPCM). Common causes include Faulty Hybrid Powertrain Control Module (HPCM), Hybrid Powertrain Control Module (HPCM) harness is open or shorted, Hybrid Powertrain Control Module (HPCM) 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: P16F9 Chevrolet indicates Control Module Shutdown Performance.
Common causes: Common causes include Faulty Hybrid Powertrain Control Module (HPCM), Hybrid Powertrain Control Module (HPCM) harness is open or shorted, Hybrid Powertrain Control Module (HPCM) 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 3,733

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 Jan 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P16F9 Chevrolet Description

This diagnostic applies to internal microprocessor integrity conditions within the Hybrid Powertrain Control Module (HPCM). The HPCM and each Motor Control Module (MCM) utilize a programmable logic device (PLD) to perform certain input and output functions. The HPCM monitors the ability of the PLD to perform these functions.

OBDII Code P16F9 Chevrolet - Control Module Shutdown Performance - AutoCodes.com — P16F9 Chevrolet Code - Control Module Shutdown Performance

What does this mean?

What are the Possible Causes of the DTC P16F9 Chevrolet?

Faulty Hybrid Powertrain Control Module (HPCM)
Hybrid Powertrain Control Module (HPCM) harness is open or shorted
Hybrid Powertrain Control Module (HPCM) circuit poor electrical connection

How to Fix the DTC P16F9 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 P16F9 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 P16F9 Chevrolet code?

Need more information on how to fix the P16F9 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16F9 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 P16F9 Chevrolet Code

1. What are the common symptoms of OBDII code P16F9 in a Chevrolet vehicle?

- Common symptoms include engine stalling, rough idling, poor acceleration, and the illumination of the check engine light.

2. What causes the OBDII code P16F9 in a Chevrolet vehicle?

- The P16F9 code is typically triggered by issues with the control module's performance, such as internal failures or communication errors.

3. How can I diagnose the OBDII code P16F9 in my Chevrolet vehicle?

- Diagnosis involves using an OBDII scanner to retrieve the code, checking for related symptoms, and inspecting the control module and its connections for any visible damage.

4. Can a faulty sensor trigger the OBDII code P16F9 in a Chevrolet?

- While possible, it is less common for a faulty sensor to directly trigger the P16F9 code. However, sensor issues affecting the control module's performance may indirectly lead to the code.

5. What are some repair tips for addressing the OBDII code P16F9 in a Chevrolet?

- Repair tips may include inspecting and repairing damaged wiring, ensuring proper connections, updating software if applicable, or replacing the control module if necessary.

6. Is it safe to continue driving with the OBDII code P16F9 illuminated in a Chevrolet vehicle?

- It is not recommended to continue driving with the P16F9 code active, as it can lead to further damage and potential safety hazards. Seek professional diagnosis and repairs promptly.

7. How much does it typically cost to repair the OBDII code P16F9 in a Chevrolet?

- Repair costs can vary depending on the underlying cause, required parts, and labor. It is advisable to obtain quotes from reputable mechanics or dealerships.

8. Can resetting the OBDII code P16F9 in a Chevrolet temporarily resolve the issue?

- Resetting the code may temporarily turn off the check engine light, but it will not address the underlying problem causing the P16F9 code. Professional diagnosis and repairs are recommended.

9. Are there any recalls or technical service bulletins related to the OBDII code P16F9 in Chevrolet vehicles?

- It is advisable to check with Chevrolet dealerships or online resources for any recalls or technical service bulletins related to the P16F9 code in specific Chevrolet models.

10. Can a DIY enthusiast with basic automotive knowledge attempt to fix the OBDII code P16F9 in a Chevrolet?

- While some basic troubleshooting steps can be performed, addressing the P16F9 code may require specialized tools and expertise. It is recommended to consult a professional mechanic for proper diagnosis and repairs.