AutoCodes – GMC – P1F14 GMC

P1F14 GMC Code - Battery Charger Input Current Sensor Exceeded Learning Limit

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
P1F14 GMC indicates Battery Charger Input Current Sensor Exceeded Learning Limit.
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 870
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 P1F14 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 P1F14 GMC - Battery Charger Input Current Sensor Exceeded Learning Limit - AutoCodes.com
P1F14 GMC Code - Battery Charger Input Current Sensor Exceeded Learning Limit

What are the Possible Causes of the DTC P1F14 GMC?

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

How to Fix the DTC P1F14 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 P1F14 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 P1F14 GMC code?

Need more information on how to fix the P1F14 GMC code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1F14 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 P1F14 GMC Code

1. What are the common symptoms of OBDII code P1F14 in a GMC vehicle?

The common symptoms include the check engine light illuminating, decreased fuel efficiency, and possible issues with the battery charging system.

2. What can cause the OBDII code P1F14 to trigger in a GMC vehicle?

This code is typically triggered when the battery charger input current sensor detects that the learning limit has been exceeded, indicating a potential issue with the charging system.

3. How serious is the OBDII code P1F14 in a GMC vehicle?

While this code may not cause immediate drivability issues, it is important to address it promptly to prevent potential damage to the battery and charging system.

4. What are some possible repair tips for resolving the OBDII code P1F14 in a GMC vehicle?

Repair tips may include checking the battery charger input current sensor for proper operation, inspecting the charging system components for any faults, and resetting the code to see if it reoccurs.

5. Can I continue driving my GMC vehicle with the OBDII code P1F14 present?

It is generally not recommended to ignore this code and continue driving, as unresolved issues with the charging system can lead to further complications and potential breakdowns.

6. How can I diagnose the OBDII code P1F14 in my GMC vehicle?

Diagnosing this code may involve using a diagnostic scanner to retrieve the specific fault codes, checking the battery charger input current sensor readings, and inspecting the overall condition of the charging system.

7. Is it safe to reset the OBDII code P1F14 in my GMC vehicle without addressing the underlying issue?

While resetting the code may temporarily turn off the check engine light, it is crucial to address the root cause of the problem to prevent potential long-term damage to the vehicle.

8. Are there any common misconceptions about the OBDII code P1F14 in GMC vehicles?

One common misconception is that simply clearing the code will permanently resolve the issue, when in reality, it is important to diagnose and repair the underlying problem.

9. Can extreme weather conditions affect the triggering of the OBDII code P1F14 in a GMC vehicle?

Extreme temperatures or weather conditions can sometimes impact the performance of the charging system components, potentially leading to the triggering of this code.

10. How can regular maintenance help prevent the OBDII code P1F14 from appearing in a GMC vehicle?

Regular maintenance, such as checking the battery health, inspecting the charging system components, and keeping electrical connections clean and secure, can help prevent issues that may trigger this code.

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