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Engine-Codes – Generic – P0B97

P0B97 Code - Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage

Quick Answer

The diagnostic trouble code P0B97 indicates a problem with the Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage. Common causes include Faulty battery cells, Corroded or damaged wiring/connectors in the battery 19 circuit, Issues with the battery management system. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0B97 indicates Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage.
Common causes
Common causes include Faulty battery cells, Corroded or damaged wiring/connectors in the battery 19 circuit, Issues with the battery management system.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 14, 2024
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Code P0B97 Description

The diagnostic trouble code P0B97 indicates a problem with the Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage. This code is typically found in hybrid or electric vehicles and points to an issue with the battery system. The battery 19 circuit is responsible for maintaining the voltage levels within the battery pack. When the voltage in this circuit drops below the specified threshold, the code is triggered.

OBDII Code P0B97 - Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage
P0B97 Code - Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage

Common Causes of P0B97

  1. Faulty battery cells
  2. Corroded or damaged wiring/connectors in the battery 19 circuit
  3. Issues with the battery management system
  4. Overcharging or undercharging of the battery
  5. Environmental factors such as extreme temperatures affecting battery performance

Symptoms of P0B97

  1. Reduced power output
  2. Poor fuel efficiency
  3. Difficulty starting the vehicle
  4. Warning lights on the dashboard related to the hybrid system
  5. In some cases, the vehicle may enter a reduced power mode to protect the battery system

How to Fix P0B97

  1. Begin by conducting a thorough inspection of the battery pack, wiring, and connectors to identify any visible damage or corrosion.
  2. Use a multimeter to test the voltage levels in the battery 19 circuit and determine if they are within the specified range.
  3. If any faulty battery cells are identified, they will need to be replaced to restore proper voltage levels.
  4. Check and recalibrate the battery management system to ensure it is functioning correctly and regulating the voltage effectively.
  5. Clear the diagnostic trouble code from the vehicle's system and perform a test drive to verify that the issue has been resolved.

Cost to Fix P0B97

The typical repair costs for addressing a Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage issue can range from $200 to $800, depending on the extent of the problem and the specific components that require replacement. This estimate includes parts and labor. However, it's essential to note that the actual costs can vary significantly based on factors such as the vehicle make and model, the location of the repair shop, and the expertise of the technicians. It's recommended to obtain quotes from multiple auto repair shops to compare prices and ensure a fair cost for the repair.

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Code P0B97 Information for Specific Makes

  • P0B97 Buick — Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage
  • P0B97 Cadillac — Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage
  • P0B97 Chevrolet — Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage
  • P0B97 GMC — Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage
  • P0B97 Saturn — Hybrid/Electric Vehicle Battery 19 Circuit Low Voltage
About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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