Engine-CodesSaturn – P1E97 Saturn

P1E97 Saturn Code - Hybrid/EV Battery Interface Control Module 2 Long Term Memory Performance

Quick Answer

The P1E97 diagnostic trouble code (DTC) specifically relates to the Hybrid/EV Battery Interface Control Module 2 (BICM2) and indicates a performance issue with its long-term memory. Common causes include Faulty Hybrid/EV Battery Interface Control Module 2, Corrupted or outdated software within the BICM2, Poor electrical connections or wiring issues affecting the module. 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
P1E97 Saturn indicates Hybrid/EV Battery Interface Control Module 2 Long Term Memory Performance.
Common causes
Common causes include Faulty Hybrid/EV Battery Interface Control Module 2, Corrupted or outdated software within the BICM2, Poor electrical connections or wiring issues affecting the module.
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.
Table of contents Created and updated by William Orellana on Oct 08, 2024
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Code P1E97 Saturn Description

The P1E97 diagnostic trouble code (DTC) specifically relates to the Hybrid/EV Battery Interface Control Module 2 (BICM2) and indicates a performance issue with its long-term memory. This module is crucial for managing the hybrid or electric vehicle's battery system, including monitoring battery health, state of charge, and overall performance. When the long-term memory performance is flagged, it suggests that the module is experiencing difficulties retaining critical data over time, which can significantly impact the vehicle's performance.

OBDII Code P1E97 Saturn - Hybrid/EV Battery Interface Control Module 2 Long Term Memory Performance
P1E97 Saturn Code - Hybrid/EV Battery Interface Control Module 2 Long Term Memory Performance

Common Causes of P1E97 Saturn

  1. Faulty Hybrid/EV Battery Interface Control Module 2.
  2. Corrupted or outdated software within the BICM2.
  3. Poor electrical connections or wiring issues affecting the module.
  4. Environmental factors such as extreme temperatures impacting module performance.
  5. Battery pack issues, such as cell imbalances or degradation affecting the module's ability to function properly.

Symptoms of P1E97 Saturn

  1. Reduced electric range or efficiency in hybrid mode.
  2. Erratic battery charge level readings on the dashboard.
  3. Warning lights illuminated on the instrument cluster, such as the battery or check engine light.
  4. Decreased performance during acceleration or regenerative braking.
  5. Unusual noises or vibrations from the battery compartment or control module area.

How to Fix P1E97 Saturn

  1. Diagnostic Testing: Begin with a thorough diagnostic scan to confirm the P1E97 code and check for any additional codes that may provide insight into the issue.
  2. Inspect Connections: Check all wiring and connectors related to the BICM2 for signs of corrosion, damage, or loose connections. Repair or replace as necessary.
  3. Software Update: If the module's software is outdated, perform a software update to ensure it is operating with the latest fixes and improvements.
  4. Module Replacement: If the BICM2 is determined to be faulty after testing, replace it with a new or refurbished unit.
  5. Battery Health Check: Conduct a comprehensive health check of the hybrid or electric battery pack to ensure there are no underlying issues contributing to the code.

Cost to Fix P1E97 Saturn

The cost to address the P1E97 code can vary widely based on the specific diagnosis and repairs needed. A rough estimate for repairs may range from $300 to $1,500. This includes potential costs for parts such as a new BICM2, which can be several hundred dollars, and labor costs that typically range from $80 to $150 per hour. Factors such as location, vehicle make and model, and the complexity of the repair will influence the final cost. In metropolitan areas or at dealerships, labor rates may be higher, while independent shops might offer more competitive pricing. It is advisable to check local rates for a more precise estimate and to obtain multiple quotes for the best value.

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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.

Frequently Asked Questions about P1E97 Saturn Code

1. What does the OBDII code P1E97 mean on a Saturn?

P1E97 indicates a problem with the Hybrid/EV Battery Interface Control Module 2's long-term memory performance, often related to data storage or processing errors in the module.

2. What are the common symptoms of a P1E97 code?

Symptoms may include illuminated warning lights, reduced hybrid or EV performance, failure to start, or decreased fuel efficiency in hybrid models.

3. What causes the P1E97 code to appear?

Common causes include software corruption in the control module, faulty memory components, low battery voltage, or electrical issues like damaged wiring or connectors.

4. Can a weak 12-volt battery trigger a P1E97 code?

Yes, a weak or failing 12-volt battery can cause voltage inconsistencies, potentially triggering this code.

5. How do you diagnose a P1E97 code on a Saturn?

Diagnosis typically involves using a scan tool to read the code, inspecting the hybrid battery control module's wiring and connections, and checking for software updates or hardware faults.

6. Can a software update fix the P1E97 code?

In some cases, a software update from the manufacturer may resolve the issue if the problem stems from programming errors.

7. Is it safe to drive with a P1E97 code?

Driving with this code is not recommended, as it may lead to further issues with the hybrid or EV system, potentially causing performance problems or complete failure.

8. How much does it cost to fix a P1E97 code?

Repair costs vary, ranging from $100 to $1,000 or more, depending on whether the issue is software-related, requires module replacement, or involves wiring repairs.

9. Can the P1E97 code clear itself?

The code is unlikely to clear itself without intervention; repairs or software updates are typically required to resolve the issue.

10. Should the Hybrid/EV Battery Interface Control Module 2 be replaced for a P1E97 code?

Replacement is only necessary if the module is confirmed to be faulty after thorough diagnostics, as the issue could also stem from wiring or software errors.

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