AutoCodes – Generic – P1EDC

P1EDC Code - Battery Charger Converter Input Voltage Sensor 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
P1EDC indicates Battery Charger Converter Input Voltage Sensor 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.
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Code Popularity 1,023
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 P1EDC 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 P1EDC - Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage - AutoCodes.com
P1EDC Code - Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage

What are the Possible Causes of the DTC P1EDC?

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

How to Fix the DTC P1EDC?

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 P1EDC 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 P1EDC code?

Need more information on how to fix the P1EDC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1EDC code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • P1EDC Buick β€” Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage
  • P1EDC Cadillac β€” Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage
  • P1EDC Chevrolet β€” Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage
  • P1EDC GMC β€” Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage
  • P1EDC Saturn β€” Battery Charger Converter Input Voltage Sensor 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 P1EDC Code

1. What are the common symptoms of OBDII code P1EDC?

The common symptoms of OBDII code P1EDC include weak or failing battery, difficulty starting the vehicle, reduced electrical power, and illuminated battery warning light on the dashboard.

2. What can cause the Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage code?

The P1EDC code is typically caused by a faulty battery charger converter input voltage sensor, damaged wiring or connectors, low battery voltage, or a malfunctioning power control module.

3. How can I diagnose the cause of OBDII code P1EDC?

To diagnose the cause of code P1EDC, you can use a diagnostic scanner to retrieve the trouble codes, inspect the battery charger converter input voltage sensor and related wiring for damage, and test the battery voltage to ensure it meets the manufacturer's specifications.

4. Can a low battery voltage trigger the P1EDC trouble code?

Yes, a low battery voltage can trigger the P1EDC trouble code as it may indicate a problem with the battery or charging system, leading to insufficient power supply to the converter input voltage sensor.

5. What are some repair tips for fixing OBDII code P1EDC?

Some repair tips for fixing OBDII code P1EDC include checking and replacing the battery if necessary, inspecting and repairing any damaged wiring or connectors, and ensuring the power control module is functioning correctly.

6. Is it safe to continue driving with the P1EDC trouble code illuminated?

It is not recommended to continue driving with the P1EDC trouble code illuminated, as it can lead to further damage to the electrical system and potentially leave you stranded due to a failing battery or charging system.

7. Can I reset the P1EDC trouble code without fixing the underlying issue?

While you can clear the trouble code temporarily, it is important to address the underlying issue causing the P1EDC code to prevent further problems with the battery charging system.

8. How do I prevent OBDII code P1EDC from appearing again?

To prevent OBDII code P1EDC from appearing again, regular maintenance of the battery and charging system is essential, including checking battery health, ensuring proper voltage levels, and addressing any electrical issues promptly.

9. Is it necessary to visit a mechanic for OBDII code P1EDC repair?

Depending on your automotive skills and tools available, you may be able to diagnose and repair the cause of OBDII code P1EDC yourself. However, if you are unsure or unable to resolve the issue, it is recommended to seek professional help from a mechanic.

10. Can a faulty power control module trigger the P1EDC trouble code?

Yes, a faulty power control module can trigger the P1EDC trouble code as it may fail to regulate the input voltage sensor circuit properly, leading to low voltage readings and triggering the diagnostic trouble code.

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