AutoCodes – GMC – P1EE9 GMC

P1EE9 GMC Code - Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage

Quick Answer

The battery charger will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Battery Charger, Battery Charger harness is open or shorted, Battery Charger 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: P1EE9 GMC indicates Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage .
Common causes: Common causes include Faulty Battery Charger, Battery Charger harness is open or shorted, Battery Charger 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 950

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 Apr 25, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P1EE9 GMC Description

The battery charger will diagnose its own systems and determine when a fault condition is present. Diagnostics and system status is communicated from the battery charger to the hybrid/EV powertrain control module 2 through serial data. The hybrid/EV powertrain control module 2 is the host controller for Diagnostic Trouble Code (DTC) information. This DTC is for the battery charger are internal measurements that verify the charger is performing properly. The battery charger measures internal voltages, currents, and temperatures and verifies they are within the proper range.

OBDII Code P1EE9 GMC - Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage - AutoCodes.com — P1EE9 GMC Code - Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC P1EE9 GMC?

Faulty Battery Charger
Battery Charger harness is open or shorted
Battery Charger circuit poor electrical connection

How to Fix the DTC P1EE9 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 P1EE9 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 P1EE9 GMC code?

Need more information on how to fix the P1EE9 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1EE9 GMC 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 P1EE9 GMC Code

1. What are the common symptoms of OBDII code P1EE9 in a GMC vehicle?

- Common symptoms include a check engine light, reduced engine power, poor fuel efficiency, and difficulty starting the vehicle.

2. What can cause the OBDII code P1EE9 to trigger in a GMC vehicle?

- The code may be triggered due to a faulty battery charger control module, wiring issues, low battery voltage, or a malfunctioning control module reference voltage circuit.

3. How can I diagnose the Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage issue in my GMC?

- Diagnosing this issue typically involves using a diagnostic scanner to read the OBDII code, checking the battery voltage, inspecting the control module and related wiring for damage, and testing the reference voltage circuit.

4. Can I still drive my GMC with the P1EE9 code present?

- It is not recommended to drive the vehicle with the P1EE9 code present, as it can lead to further damage and potentially unsafe driving conditions. It is advisable to address the issue promptly.

5. What are some repair tips for fixing the Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage issue in my GMC?

- Repair tips may include replacing the battery charger control module, repairing or replacing damaged wiring, ensuring proper battery voltage, and clearing the code with a diagnostic scanner.

6. Is it possible to reset the OBDII code P1EE9 in a GMC without fixing the underlying issue?

- While it is possible to clear the code temporarily, it is not recommended to do so without addressing the root cause of the problem, as it may lead to recurring issues and potential safety hazards.

7. How much does it typically cost to repair the Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage issue in a GMC?

- The cost of repair can vary depending on the cause of the issue, the extent of the damage, and labor rates. It is advisable to consult a professional mechanic for an accurate estimate.

8. Can a DIY enthusiast fix the P1EE9 code in a GMC, or is professional help necessary?

- While some DIY enthusiasts may be able to diagnose and repair the issue themselves, it is recommended to seek professional help, especially when dealing with electrical components and complex systems like the battery charger control module.

9. How long does it typically take to repair the Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage issue in a GMC?

- The repair time can vary depending on the complexity of the issue, availability of parts, and the mechanic's expertise. It is best to consult with a professional for a more accurate timeframe.

10. Are there any preventive measures I can take to avoid the OBDII code P1EE9 in my GMC?

- Regularly maintaining your vehicle's electrical system, checking the battery health, and addressing any warning signs promptly can help prevent issues like the Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage code from occurring.