AutoCodes – Cadillac – P1E94 Cadillac

P1E94 Cadillac Code - Hybrid/EV Battery Interface Control Module 2 Performance

Quick Answer

The hybrid battery interface control module 2 will diagnose its own systems and determine when a fault condition is present. Common causes include Faulty Hybrid/EV Battery Interface Control Module, Hybrid/EV Battery Interface Control Module harness is open or shorted, Hybrid/EV Battery Interface Control Module circuit poor electrical connection. 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: P1E94 Cadillac indicates Hybrid/EV Battery Interface Control Module 2 Performance.
Common causes: Common causes include Faulty Hybrid/EV Battery Interface Control Module, Hybrid/EV Battery Interface Control Module harness is open or shorted, Hybrid/EV Battery Interface Control Module circuit poor electrical connection.
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.

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Code Popularity 845

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 24, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1E94 Cadillac Description

The hybrid battery interface control module 2 will diagnose its own systems and determine when a fault condition is present. This diagnostic applies to internal microprocessor integrity conditions within the hybrid battery interface control module 2. This fault is internal to the hybrid battery interface control module 2 and no external circuits are involved.

OBDII Code P1E94 Cadillac - Hybrid/EV Battery Interface Control Module 2 Performance - AutoCodes.com — P1E94 Cadillac Code - Hybrid/EV Battery Interface Control Module 2 Performance

What does this mean?

What are the Possible Causes of the DTC P1E94 Cadillac?

Faulty Hybrid/EV Battery Interface Control Module
Hybrid/EV Battery Interface Control Module harness is open or shorted
Hybrid/EV Battery Interface Control Module circuit poor electrical connection

How to Fix the DTC P1E94 Cadillac?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1E94 Cadillac code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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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 P1E94 Cadillac Code

1. What are common symptoms of OBDII code P1E94 in a Cadillac Hybrid/EV vehicle?

- Common symptoms include poor fuel economy, reduced power, illuminated warning lights (such as check engine or hybrid system lights), and potential drivability issues.

2. What does the OBDII code P1E94 in a Cadillac Hybrid/EV indicate?

- The code P1E94 specifically relates to the Hybrid/EV Battery Interface Control Module 2 (HVB2) performance in the vehicle.

3. What are possible causes of OBDII code P1E94 in a Cadillac Hybrid/EV?

- Possible causes may include issues with the Hybrid/EV Battery Interface Control Module 2 itself, wiring/connectivity problems, battery pack issues, or software glitches.

4. How can I diagnose the OBDII code P1E94 in my Cadillac Hybrid/EV?

- Proper diagnosis typically involves using an OBDII scanner to retrieve the specific code, followed by a thorough inspection of the hybrid/EV battery system, its control modules, and related components.

5. Can I continue driving my Cadillac with OBDII code P1E94 present?

- It is recommended to address the issue promptly to prevent potential damage to the hybrid/EV system. Continuing to drive with the code present may lead to further complications.

6. How can I repair OBDII code P1E94 in my Cadillac Hybrid/EV?

- Repair options may include checking and repairing wiring connections, replacing the Hybrid/EV Battery Interface Control Module 2 if necessary, updating software, or addressing any underlying battery issues.

7. Is it possible to reset OBDII code P1E94 in a Cadillac Hybrid/EV without repairs?

- While clearing the code may temporarily turn off the warning light, it is crucial to address the underlying issue causing the code to prevent future problems.

8. Are there any recalls or technical service bulletins related to OBDII code P1E94 in Cadillac Hybrid/EV vehicles?

- It's recommended to check with a Cadillac dealership or online resources for any relevant recalls or technical service bulletins related to code P1E94 in your specific vehicle model.

9. Can a DIY enthusiast tackle the repair of OBDII code P1E94 in a Cadillac Hybrid/EV?

- Depending on the individual's skill level and access to proper tools, some DIY enthusiasts may be able to diagnose and address simpler causes of the code, while complex issues may require professional assistance.

10. How often does OBDII code P1E94 occur in Cadillac Hybrid/EV vehicles?

- The frequency of code P1E94 occurrence can vary, but it is not an uncommon issue in Cadillac Hybrid/EV models, particularly as the vehicles age or encounter specific system-related problems.