The P1B45 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 affect the performance of the vehicle. The repair difficulty is moderate, and it takes about 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 damaged components or repair the wiring harness.

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 p1b45 fault code.

Here are the symptoms to look out for:

  • The P1B45 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, and difficulty starting the engine.
  • Additionally, the vehicle may experience stalling or hesitation during acceleration, and there may be a noticeable decrease in overall performance.
  • It is important to address these symptoms promptly to prevent further damage to the vehicle and ensure safe operation on the road.

P1B45 fault code can be caused by a faulty battery pack or battery interface control module in hybridelectric vehicles.

  • The automobile fault code P1B45 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 the P1B45 fault code.

Below are the possible fixes for the automobile fault code p1b45, including inspecting wiring harness and connectors for damage or corrosion.

  • To fix the automobile fault code P1B45, 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 P1B45 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 influenced by the hourly rate charged by the auto repair shop, which is typically between $75 and $150 per hour. These factors should be considered when estimating the cost of diagnosing and fixing the P1B45 fault code.

The P1B45 code refers to a performance issue in the 33rd circuit of the HybridElectric Vehicle battery pack.

The battery pack contains 288 cells grouped in parallel and connected in-series. The battery energy control module monitors the voltage of the 96 battery cell groups through the hybridEV battery interface control modules.

The battery energy control module communicates diagnostics and system status to the hybridEV powertrain control module 2. The P1B45 code indicates a fault condition in the battery pack and requires serviceable components to be checked and repaired.

What are the possible causes of the P1B45 automobile fault code?

If you see the engine light on or the service engine soon warning light, it could be due to the P1B45 fault code. This code is usually 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 one visually inspect the related wiring harness and connectors to fix the P1B45 fault code?

If you’re experiencing the P1B45 fault code, which is indicated by the Engine Light ON or Service Engine Soon Warning Light, it could be 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 check the possible causes listed above and visually inspect the related wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector’s pins.

What are the consequences of ignoring the P1B45 fault code and not fixing it in time?

Ignoring the P1B45 fault code, which indicates a faulty hybrid/electric vehicle battery pack or interface control module, can lead to serious consequences. The engine light will remain on, and the vehicle may experience reduced performance, decreased fuel efficiency, and potential damage to other components. It is crucial to address the issue promptly by visually inspecting the wiring harness and connectors and checking for damaged components to avoid further damage and costly repairs.

p1b45 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. To fix it, visually inspect the wiring harness and connectors for damage or corrosion. Check for broken or bent pins.

For more information, check the “Possible Causes” listed above.

Scroll to Top