AutoCodes – GMC – P16E2 GMC

P16E2 GMC Code - Battery Monitor Module Read Only Memory

Quick Answer

The vehicle control module monitors the system voltage, current, and internal temperature to verify they are within the normal operating range. Common causes include Faulty Battery Monitor Module, Battery Monitor Module harness is open or shorted, Battery Monitor Module 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: P16E2 GMC indicates Battery Monitor Module Read Only Memory.
Common causes: Common causes include Faulty Battery Monitor Module, Battery Monitor Module harness is open or shorted, Battery Monitor Module 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 1,654

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 12, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P16E2 GMC Description

The vehicle control module monitors the system voltage, current, and internal temperature to verify they are within the normal operating range. It also monitors ROM or RAM memory faults, and performs other internal diagnostics.

OBDII Code P16E2 GMC - Battery Monitor Module Read Only Memory - AutoCodes.com — P16E2 GMC Code - Battery Monitor Module Read Only Memory

What does this mean?

What are the Possible Causes of the DTC P16E2 GMC?

Faulty Battery Monitor Module
Battery Monitor Module harness is open or shorted
Battery Monitor Module circuit poor electrical connection

How to Fix the DTC P16E2 GMC?

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 P16E2 GMC 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 P16E2 GMC 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 P16E2 GMC Code

1. What are the common symptoms of OBDII code P16E2 in a GMC vehicle?

- Common symptoms include a check engine light illuminated on the dashboard, reduced fuel efficiency, and potential issues with starting the vehicle.

2. What does the OBDII code P16E2 in a GMC indicate?

- The code P16E2 specifically relates to a malfunction in the Battery Monitor Module Read Only Memory of the vehicle.

3. What are some possible causes of the P16E2 code in a GMC?

- The code may be triggered by a faulty battery monitor module, damaged wiring or connectors, low battery voltage, or issues with the vehicle's charging system.

4. How can I diagnose the P16E2 code in my GMC?

- Diagnosis typically involves using an OBDII scanner to retrieve the code, inspecting the battery monitor module and related components, and checking the battery and charging system for any issues.

5. Can I still drive my GMC with the P16E2 code present?

- It is generally not recommended to drive the vehicle with the P16E2 code, as it can lead to further damage and potential safety hazards.

6. How can I repair the P16E2 code in my GMC?

- Repair options may include replacing the battery monitor module, repairing or replacing damaged wiring, ensuring proper battery voltage, and addressing any charging system problems.

7. Is it possible to clear the P16E2 code in a GMC without making repairs?

- Clearing the code without addressing the underlying issue is not recommended, as the problem may persist and cause further complications in the future.

8. Are there any preventive measures to avoid the P16E2 code in a GMC?

- Regularly maintaining the vehicle's battery, monitoring charging system performance, and addressing any electrical issues promptly can help prevent the occurrence of the P16E2 code.

9. Can a DIY enthusiast fix the P16E2 code in a GMC, or is professional help necessary?

- While some may attempt DIY repairs, dealing with electrical components and modules can be complex, so seeking professional help from a qualified mechanic is often recommended.

10. How much can I expect to pay to repair the P16E2 code in my GMC?

- Repair costs for the P16E2 code can vary depending on the specific issue, but they may range from a few hundred to over a thousand dollars, including parts and labor.