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P1EFE Buick Code - Battery Charger Reverse Polarity Protection Circuit Performance

- Code Popularity: 576 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1EFE Buick?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Battery Charger
  • Battery Charger harness is open or shorted
  • Battery Charger circuit poor electrical connection
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How to Fix the DTC P1EFE Buick?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1EFE Buick code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code P1EFE Buick Description

The battery charger 14 V output circuit is connected to the vehicle 12 V system. The battery charger monitors the 14 V output for proper current and voltage conditions. The battery charger has the ability to drive the voltage to 14 V.

OBDII Code P1EFE Buick - Battery Charger Reverse Polarity Protection Circuit Performance - AutoCodes.com
P1EFE Buick Code - Battery Charger Reverse Polarity Protection Circuit Performance

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Code P1EFE Buick comments

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