AutoCodes – Generic – P16F7

P16F7 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 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 4,041

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

What does this mean?

What are the Possible Causes of the DTC P16F7?

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?

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 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.

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Need Help with the Code?

Get the P16F7 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P16F7 Acura — Starter Inhibitor Relay Stuck On
P16F7 Buick — Control Module Pressure Control Solenoid Command Incorrect
P16F7 Cadillac — Control Module Pressure Control Solenoid Command Incorrect
P16F7 Chevrolet — Control Module Pressure Control Solenoid Command Incorrect
P16F7 GMC — Control Module Pressure Control Solenoid Command Incorrect
P16F7 Honda — Starter Inhibitor Relay Stuck On

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 Code

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

- Common symptoms of code P16F7 include rough idling, poor acceleration, decreased fuel efficiency, and potential stalling of the vehicle.

2. What are the possible causes of OBDII code P16F7?

- The code P16F7 is often triggered by issues such as a faulty pressure control solenoid, wiring issues, low transmission fluid levels, or a malfunctioning control module.

3. How can I diagnose OBDII code P16F7?

- Diagnosing code P16F7 involves using an OBDII scanner to retrieve the code, checking the transmission fluid level, inspecting the wiring and connectors, and testing the pressure control solenoid.

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

- It is not recommended to continue driving your vehicle with code P16F7 as it can lead to further damage to the transmission system. It is best to address the issue promptly.

5. How can I repair OBDII code P16F7?

- Repairing code P16F7 may involve replacing the pressure control solenoid, repairing any damaged wiring, ensuring proper transmission fluid levels, or reprogramming the control module.

6. Is it safe to reset the OBDII code P16F7 and see if it comes back?

- It is not advisable to simply reset the code without addressing the underlying issue causing it. Resetting the code without fixing the problem may lead to ongoing transmission issues.

7. Can a DIY enthusiast fix OBDII code P16F7 at home?

- While some aspects of diagnosing and repairing code P16F7 can be done at home, it is recommended to seek professional help, especially when dealing with transmission components and control modules.

8. Will OBDII code P16F7 cause permanent damage to my vehicle?

- Ignoring and not addressing code P16F7 promptly can potentially lead to permanent damage to the transmission system, resulting in costly repairs.

9. How long does it typically take to repair OBDII code P16F7?

- The time needed to repair code P16F7 can vary depending on the underlying issue, availability of parts, and the expertise of the technician. It is best to consult with a professional for an accurate estimate.

10. Can a faulty pressure control solenoid be cleaned or repaired, or does it need to be replaced?

- In most cases, a faulty pressure control solenoid will need to be replaced rather than cleaned or repaired. Replacing the solenoid ensures proper functioning of the transmission system.