AutoCodes – Buick – P16F7 Buick

P16F7 Buick Code - Control Module Pressure Control Solenoid Command Incorrect

Quick Answer

This is an internal fault detection of the Transmission Control Module (TCM). Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module (TCM) harness is open or shorted, Transmission Control Module (TCM) 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: P16F7 Buick indicates Control Module Pressure Control Solenoid Command Incorrect.
Common causes: Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module (TCM) harness is open or shorted, Transmission Control Module (TCM) 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 958

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 P16F7 Buick Description

This is an internal fault detection of the Transmission Control Module (TCM). The transmission control module is part of the control solenoid valve assembly, and is not serviced separately. This fault is handled inside the transmission control module and no external circuits are involved.

OBDII Code P16F7 Buick - Control Module Pressure Control Solenoid Command Incorrect - AutoCodes.com — P16F7 Buick Code - Control Module Pressure Control Solenoid Command Incorrect

What does this mean?

What are the Possible Causes of the DTC P16F7 Buick?

Faulty Transmission Control Module (TCM)
Transmission Control Module (TCM) harness is open or shorted
Transmission Control Module (TCM) circuit poor electrical connection

How to Fix the DTC P16F7 Buick?

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 P16F7 Buick 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 P16F7 Buick code?

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Need Help with the 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 P16F7 Buick Code

1. What are the common symptoms of OBDII code P16F7 on a Buick?

The common symptoms of OBDII code P16F7 include rough idling, poor acceleration, decreased fuel efficiency, and the illumination of the Check Engine Light.

2. What can cause the OBDII code P16F7 in a Buick?

The OBDII code P16F7 in a Buick is typically caused by issues with the control module pressure control solenoid or its related wiring, connectors, or circuits.

3. How serious is the OBDII code P16F7 in a Buick?

The OBDII code P16F7 should be addressed promptly as it can impact the performance and efficiency of the vehicle. Ignoring this code may lead to further damage to the transmission system.

4. Can I continue driving my Buick with OBDII code P16F7?

It is not recommended to continue driving your Buick with the OBDII code P16F7 present. Continuing to drive the vehicle may cause further damage and potentially result in costly repairs.

5. How can I diagnose and repair OBDII code P16F7 on my Buick?

Diagnosing and repairing OBDII code P16F7 typically involves inspecting the control module pressure control solenoid, checking the wiring and connectors for any faults, and resetting the trouble code after the repairs are made.

6. Is it possible to reset the OBDII code P16F7 on a Buick without repairs?

While you can clear the trouble code temporarily by using an OBDII scanner, it is essential to address the underlying issue causing the code to prevent it from reoccurring.

7. Are there any DIY tips for fixing OBDII code P16F7 on a Buick?

DIY tips for fixing OBDII code P16F7 on a Buick include checking and cleaning the control module pressure control solenoid, inspecting the wiring for any visible damage, and ensuring all connections are secure.

8. Can a faulty control module pressure control solenoid cause other issues in a Buick?

Yes, a faulty control module pressure control solenoid can cause other transmission-related issues such as harsh shifting, gear slippage, and transmission overheating in a Buick.

9. How long does it take to repair OBDII code P16F7 on a Buick?

The time it takes to repair OBDII code P16F7 on a Buick can vary depending on the extent of the issue and the availability of parts. In some cases, it can be resolved within a few hours.

10. Is it necessary to take my Buick to a mechanic for OBDII code P16F7 repair?

While some DIY enthusiasts may attempt to address OBDII code P16F7 themselves, it is recommended to take your Buick to a qualified mechanic for proper diagnosis and repair to ensure the issue is resolved correctly.