The P1B71 automobile fault code indicates a problem with the HybridElectric Vehicle Battery Pack or the Battery Interface Control Module. The most common symptom is the Engine Light turning on.

The cause of this issue is usually a faulty battery pack or control module.

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

The repair difficulty is moderate, and it takes approximately 1.0 hour to fix. To diagnose the problem, one should visually inspect the wiring harness and connectors for any damage or corrosion. The possible fix is to replace the faulty components.

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 p1b71 fault code. Here are the symptoms to look out for:

  • The P1B71 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, and difficulty starting the engine.
  • Additionally, the vehicle may experience rough idling or stalling, and there may be a noticeable decrease in acceleration.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle and ensure safe driving conditions.

P1B71 fault code can be caused by a faulty battery pack or battery interface control module in hybridelectric vehicles.

  • The automobile fault code P1B71 can be caused by a faulty Hybrid/Electric Vehicle Battery Pack.
  • It can also be caused by a faulty Hybrid/Electric Vehicle Battery Interface Control Module.
  • These are the only two causes of this particular fault code.

To fix the p1b71 automobile fault code, check the possible causes and inspect the wiring harness and connectors for any damage or corrosion.

  • To fix the automobile fault code P1B71, 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 factors that influence the cost of diagnosing and fixing the automobile fault code P1B71 are: – The estimated repair time is 1.0 hour. – Auto repair shops typically charge between $75 and $150 per hour.

– The cost may vary depending on the location and reputation of the repair shop. – The cost may also vary depending on the severity of the issue and the parts that need to be replaced.

– It is important to get a detailed estimate from the repair shop before proceeding with the repairs.

The P1B71 code indicates a high voltage in the HybridElectric Vehicle Battery 47 Circuit. The battery pack contains 288 cells grouped in parallel and series. The battery energy control module monitors the voltage of the 96 battery cell groups through the four hybridEV battery interface control modules.

The battery energy control module communicates diagnostics and system status to the hybridEV powertrain control module 2 through serial data. The hybridEV powertrain control module 2 is the host controller for diagnostic trouble code information.

What are the possible causes of the P1B71 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P1B71 fault code. This code is caused by a faulty hybrid/electric vehicle battery pack or a faulty hybrid/electric vehicle battery interface control module. To fix this issue, you should visually inspect the related wiring harness and connectors, check for damaged components, and look for broken, bent, pushed out, or corroded connector’s pins.

How can I visually inspect the related wiring harness and connectors to fix the P1B71 fault code?

If you’re experiencing the P1B71 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, you may have a faulty Hybrid/Electric Vehicle Battery Pack or a faulty Hybrid/Electric Vehicle Battery Interface Control Module. To fix this issue, start by visually inspecting the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins. This will help you identify any issues and determine the best course of action to take.

What are the signs of damaged components that I should look for when fixing the P1B71 fault code?

If you’re fixing the P1B71 fault code, keep an eye out for the engine light or service engine soon warning light turning on. The possible causes of this issue are a faulty hybrid/electric vehicle battery pack or a faulty hybrid/electric vehicle battery interface control module. To fix this, visually inspect the related wiring harness and connectors, and check for damaged components such as broken, bent, pushed out, or corroded connector pins.

p1b71 error fault code explained

If your engine light is on, it could be due to a faulty hybridelectric vehicle battery pack or interface control module. Check the wiring harness and connectors for damage, broken or corroded pins. Inspect the components listed above to fix the issue.

Scroll to Top