The P1FAC fault code in automobiles indicates a problem with the HybridEV Battery Interface Control Module. The most common symptom is the illumination of the engine light or service engine soon warning light. The cause of this fault code could be a faulty HybridEV Battery Interface Control Module, an open or shorted harness, or a poor electrical connection.

The importance of repairing this issue lies in the fact that it can affect the performance of the vehicle. The difficulty level of repairing this fault code is moderate, and it takes approximately 1.0 hour to fix. To interpret the fault code, one needs to check the possible causes listed above and visually inspect the related wiring harness and connectors.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

If you notice the Engine Light ON or Service Engine Soon Warning Light, it could be a sign of p1fac fault code.

Here are the symptoms to look out for:

  • The P1FAC fault code in an automobile can cause several symptoms, including the engine light turning on or the service engine soon warning light appearing.
  • Other symptoms may include reduced engine power, decreased fuel efficiency, rough idling, stalling, and difficulty starting the engine.
  • Additionally, the vehicle may experience a decrease in acceleration or a loss of power while driving.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle and ensure safe driving conditions.

The P1FAC automobile fault code can be caused by a faulty control module, open or shorted harness, or poor electrical connection.

  • The automobile fault code P1FAC can be caused by a faulty Hybrid/EV Battery Interface Control Module.
  • It can also be caused by an open or shorted Hybrid/EV Battery Interface Control Module harness.
  • Additionally, a poor electrical connection in the Hybrid/EV Battery Interface Control Module circuit can also trigger this fault code.

To fix the p1fac automobile fault code, check the possible causes and inspect related wiring harness and connectors for damage.

  • To fix the automobile fault code p1fac, first, check the possible causes listed above.
  • Then, visually inspect the related wiring harness and connectors.
  • Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.
  • This fix will take an estimated repair time of 1.0 hour.

The automobile fault code P1FAC has an estimated repair time of 1.0 hour. The cost of fixing this fault code is based on the repair time.

Most auto repair shops charge between $75 and $150 per hour for repairs.

Therefore, the cost of fixing P1FAC will be influenced by the hourly rate charged by the repair shop.

Other factors that may affect the cost include the severity of the problem, the type of vehicle, and the availability of replacement parts.

The P1FAC fault code is related to the HybridEV Battery Interface Control Module.

This fault code is triggered when the module detects an internal microprocessor integrity issue.

The fault is contained within the module and does not involve any external circuits. The specific issue identified by the P1FAC code is related to the module’s Read Only Memory performance. If this fault code is detected, it is important to have the HybridEV Battery Interface Control Module inspected and repaired by a qualified technician.

What are the possible causes of the P1FAC fault code?

If you’re experiencing the P1FAC fault code, your engine light may be on. This could be due to a faulty Hybrid/EV Battery Interface Control Module, an open or shorted harness, or poor electrical connection in the circuit. To fix the issue, check the possible causes listed above, visually inspect the wiring harness and connectors, and look for any damaged components or broken, bent, pushed out, or corroded connector pins.

How can I fix the P1FAC fault code?

If you’re experiencing the P1FAC fault code, which is indicated by the engine light or service engine soon warning light turning on, it’s likely due to a faulty Hybrid/EV Battery Interface Control Module or an open/shorted harness or poor electrical connection. To fix this issue, you should visually inspect the wiring harness and connectors, checking for any damage or corrosion. Additionally, look for broken, bent, or pushed out connector pins.

What should I visually inspect to diagnose the P1FAC fault code?

If you’re experiencing the P1FAC fault code, you may notice that your engine light is on. This could be caused by a faulty Hybrid/EV Battery Interface Control Module, an open or shorted harness, or poor electrical connection. To diagnose the issue, visually inspect the wiring harness and connectors for any damage or corrosion. Check for broken, bent, pushed out, or corroded connector pins. For a fix, refer to the possible causes listed above.

p1fac error fault code explained

If your engine light is on, it could be due to a faulty HybridEV Battery Interface Control Module or related wiring issues. Visually inspect the wiring harness and connectors for damage or corrosion. Check for broken or bent pins.

Take action accordingly.

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