AutoCodes – Acura – P16F2 Acura

P16F2 Acura Code - ECM Internal Circuit Malfunction Starter Control Circuit Malfunction

Quick Answer

The Engine Control Module (ECM) monitors the ECM Internal Circuit Malfunction Starter Control. Common causes include Reprogram Engine Control Module (ECM), Faulty Engine Control Module (ECM), Engine Control Module (ECM) 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: P16F2 Acura indicates ECM Internal Circuit Malfunction Starter Control Circuit Malfunction.
Common causes: Common causes include Reprogram Engine Control Module (ECM), Faulty Engine Control Module (ECM), Engine Control Module (ECM) 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 901

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 P16F2 Acura Description

The Engine Control Module (ECM) monitors the ECM Internal Circuit Malfunction Starter Control. The ECM sets the OBDII code when the Engine Control Module ECM Internal Circuit Malfunction Starter Control is not to factory specifications.

OBDII Code P16F2 Acura - ECM Internal Circuit Malfunction Starter Control Circuit Malfunction - AutoCodes.com — P16F2 Acura Code - ECM Internal Circuit Malfunction Starter Control Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P16F2 Acura?

Reprogram Engine Control Module (ECM)
Faulty Engine Control Module (ECM)
Engine Control Module (ECM) harness is open or shorted
Engine Control Module (ECM) circuit poor electrical connection

How to Fix the DTC P16F2 Acura?

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 P16F2 Acura 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 P16F2 Acura code?

Need more information on how to fix the P16F2 Acura code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P16F2 Acura 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 P16F2 Acura Code

1. What are common symptoms of OBDII code P16F2 in an Acura?

Symptoms may include difficulty starting the vehicle, intermittent starting issues, and in some cases, the engine may not start at all.

2. What causes the OBDII code P16F2 in an Acura?

The code P16F2 typically indicates a malfunction in the ECM internal circuit related to the starter control circuit. This could be caused by a faulty ECM, wiring issues, or a malfunctioning starter motor.

3. How serious is the ECM internal circuit malfunction related to the starter control circuit?

This issue can potentially leave you stranded if your vehicle doesn't start. It's important to address the problem promptly to prevent further complications.

4. Can I still drive my Acura with the P16F2 code present?

It's not recommended to drive your vehicle with this code present, as it may lead to unpredictable starting behavior or complete failure to start.

5. How can I diagnose the ECM internal circuit malfunction in my Acura?

Diagnosing this issue typically requires advanced diagnostic tools and knowledge. It's best to consult a professional mechanic or dealership for an accurate diagnosis.

6. Is it safe to attempt DIY repairs for the P16F2 code?

Due to the complexity of the ECM and starter control circuit, DIY repairs are not recommended unless you have the necessary expertise and tools. Incorrect repairs can cause further damage.

7. What are some possible repair options for the ECM internal circuit malfunction?

Repair options may include replacing the ECM, repairing or replacing damaged wiring, or addressing any issues with the starter motor. A qualified mechanic can advise on the best course of action.

8. Can a low battery voltage trigger the P16F2 code in an Acura?

Low battery voltage can potentially cause starting issues and trigger this code. It's recommended to ensure your battery is in good condition before diagnosing the ECM internal circuit malfunction.

9. How much does it typically cost to repair the ECM internal circuit malfunction in an Acura?

Repair costs can vary depending on the specific cause of the issue and the labor rates in your area. It's advisable to get a few quotes from reputable repair shops.

10. Will resetting the OBDII code P16F2 make it go away permanently?

Resetting the code may temporarily clear it, but if the underlying issue is not addressed, the code is likely to return. It's crucial to diagnose and repair the root cause of the problem to prevent future occurrences.