[SOLVED] P1B39 Code: How To Fix Hybrid Battery Voltage Imbalance

The P1B39 fault code in automobiles indicates a problem with the Battery Energy Control Module.

The most common symptom is the illumination of the Engine Light or Service Engine Soon Warning Light. The cause of this issue could be a faulty Battery Energy Control Module, an open or shorted harness, or a poor electrical connection.

It is important to address this issue promptly as it can lead to reduced fuel efficiency and other problems.

The repair process involves visually inspecting the wiring harness and connectors for damage and checking for broken or corroded pins. The repair time for this issue is estimated to be around 1.0 hour.

To interpret the fault code, it is recommended to check the “Possible Causes” listed above.

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 p1b39 fault code. Here are the symptoms to look out for:

  • The P1B39 fault code in automobiles 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 transmission shifting problems, and the engine may emit unusual noises or vibrations.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle.

P1B39 fault code can be caused by a faulty module, open or shorted harness, or poor electrical connection.

  • The automobile fault code P1B39 can be caused by a faulty Battery Energy Control Module.
  • It can also be caused by an open or shorted Battery Energy Control Module harness.
  • Additionally, a poor electrical connection in the Battery Energy Control Module circuit can also trigger this fault code.

Below are the possible fixes for the automobile fault code p1b39, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code P1B39, you need to check the possible causes listed above.
  • 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 factors that influence the cost of diagnosing and fixing the automobile fault code P1B39 are the estimated repair time and the hourly rate charged by the auto repair shop.

The estimated repair time for this fault code is 1.0 hour. The cost of repair is commonly charged between $75 and $150 per hour by most auto repair shops.

These factors play a crucial role in determining the overall cost of diagnosing and fixing the P1B39 fault code.

The P1B39 code refers to a problem with the battery energy control module in a hybrid vehicle. Specifically, it indicates an issue with the voltage balance processor 6 performa. The battery energy control module is responsible for monitoring the voltage of the 32 battery cell groups in the hybrid battery pack assembly.

It balances the voltage of the cells to ensure proper battery function and lengthen battery life.

What are the possible causes of the P1B39 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P1B39 fault code. This code is caused by a faulty Battery Energy Control Module, an open or shorted harness, or poor electrical connection in the circuit. To fix this issue, you should visually inspect the wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can one visually inspect the related wiring harness and connectors to fix the P1B39 fault code?

If you’re experiencing the P1B39 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may need to visually inspect the related wiring harness and connectors. This fault code is caused by a faulty Battery Energy Control Module, an open or shorted harness, or poor electrical connection. To fix it, check the possible causes listed above and inspect the wiring harness and connectors for any damage or corrosion. Look for broken, bent, pushed out, or corroded connector’s pins.

What are the signs of damaged components that one should look for when fixing the P1B39 fault code?

If you’re dealing with the P1B39 fault code, keep an eye out for the engine light turning on. This could indicate a problem with the Battery Energy Control Module, its harness, or a poor electrical connection. To fix the issue, inspect the wiring harness and connectors for any damage or corrosion. Check for broken, bent, or pushed out connector pins.

p1b39 error fault code explained

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

Scroll to Top