AutoCodes – Generic – P1EE9

P1EE9 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 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 809
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 25, 2020
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Code P1EE9 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 - Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage  - AutoCodes.com
P1EE9 Code - Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage

What are the Possible Causes of the DTC P1EE9?

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

How to Fix the DTC P1EE9?

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 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 code?

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Need Help with the Code?

Get the P1EE9 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • P1EE9 Buick β€” Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage
  • P1EE9 Cadillac β€” Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage
  • P1EE9 Chevrolet β€” Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage
  • P1EE9 GMC β€” Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage
  • P1EE9 Saturn β€” Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage
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 Code

1. What are the common symptoms of OBDII code P1EE9 (Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage)?

- Common symptoms include difficulty starting the vehicle, dimming headlights, and issues with the electrical system.

2. What are the possible causes of OBDII code P1EE9?

- The code P1EE9 can be triggered by a faulty battery charger control module, damaged wiring, or a weak battery.

3. How can I diagnose the underlying issue causing OBDII code P1EE9?

- To diagnose the issue, you can use a multimeter to check the voltage output of the battery charger control module and inspect the wiring for any signs of damage.

4. Can a weak battery cause OBDII code P1EE9 to appear?

- Yes, a weak or failing battery can cause the voltage to drop below the specified range, triggering code P1EE9.

5. Is it safe to continue driving with OBDII code P1EE9 present?

- It is not recommended to drive with code P1EE9 present, as it can lead to further electrical issues and potential stalling of the vehicle.

6. How can I repair OBDII code P1EE9?

- Repairing code P1EE9 may involve replacing the battery charger control module, repairing damaged wiring, or replacing the battery if it is the root cause.

7. Can I reset OBDII code P1EE9 without fixing the underlying issue?

- While you can clear the code temporarily, it is important to address the underlying issue to prevent further damage to the vehicle's electrical system.

8. Will disconnecting the battery reset OBDII code P1EE9?

- Disconnecting the battery may reset the code, but it is crucial to diagnose and repair the issue to prevent the code from reappearing.

9. How much does it typically cost to repair OBDII code P1EE9?

- The cost of repairing code P1EE9 can vary depending on the underlying issue, but it may range from $100 to $500 including parts and labor.

10. Can a mechanic help me diagnose and repair OBDII code P1EE9?

- Yes, a qualified mechanic can use diagnostic tools to pinpoint the issue causing code P1EE9 and perform the necessary repairs to fix the problem.

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