AutoCodesBuick – P1EE2 Buick

P1EE2 Buick Code - Battery Charger High Voltage Converter 1 Input Current Sensor 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
P1EE2 Buick indicates Battery Charger High Voltage Converter 1 Input Current Sensor 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.
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Code Popularity 891
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 P1EE2 Buick 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 P1EE2 Buick - Battery Charger High Voltage Converter 1 Input Current Sensor Circuit Low Voltage - AutoCodes.com
P1EE2 Buick Code - Battery Charger High Voltage Converter 1 Input Current Sensor Circuit Low Voltage

What are the Possible Causes of the DTC P1EE2 Buick?

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

How to Fix the DTC P1EE2 Buick?

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 P1EE2 Buick 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 P1EE2 Buick code?

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Need Help with the 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 P1EE2 Buick Code

1. What does the OBDII code P1EE2 mean on a Buick?

P1EE2 indicates an issue with the Battery Charger High Voltage Converter 1 Input Current Sensor Circuit, specifically a low voltage condition.

2. What are the common symptoms of the P1EE2 code?

Symptoms may include the check engine light turning on, reduced hybrid or EV system performance, and issues with charging or power delivery.

3. What causes the P1EE2 code to appear?

Possible causes include a faulty input current sensor, damaged wiring or connectors, a malfunctioning battery charger, or a high-voltage converter issue.

4. Can I drive my Buick with the P1EE2 code?

Driving with this code is not recommended, as it may lead to reduced performance or damage to the hybrid or EV system.

5. How do I diagnose the P1EE2 code?

Diagnosis involves checking the current sensor, inspecting wiring and connectors for damage, and testing the operation of the battery charger and high-voltage converter.

6. Can a low-voltage battery cause the P1EE2 code?

While unlikely, issues with the 12V auxiliary battery or hybrid battery system might indirectly trigger this code if they affect the sensor or converter operation.

7. How much does it cost to fix the P1EE2 code?

Repair costs vary depending on the issue but may range from $100 for wiring repairs to over $1,000 if major components like the high-voltage converter need replacement.

8. What tools are needed to troubleshoot the P1EE2 code?

Tools typically include an advanced OBDII scanner capable of reading hybrid/EV-specific codes, a multimeter, and wiring diagrams for your Buick model.

9. Is the P1EE2 code specific to hybrid or electric vehicles?

Yes, this code is specific to hybrid or electric Buick models equipped with a high-voltage battery and charging system.

10. Can a software update fix the P1EE2 code?

In some cases, a software update for the powertrain or battery management system might resolve the issue if it’s caused by a programming error.

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