AutoCodes – Saturn – P1FEE Saturn

P1FEE Saturn Code - Hybrid/EV Battery Interface Control Module 6 Voltage Sensor Performance

Quick Answer

The hybrid battery contains 192 individual cells. 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: P1FEE Saturn indicates Hybrid/EV Battery Interface Control Module 6 Voltage Sensor 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 906

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 27, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1FEE Saturn Description

The hybrid battery contains 192 individual cells. Two cells are welded together in parallel and called a cell group. There are a total of 96 cell groups in the hybrid battery assembly. These cell groups are electrically connected in series. Each individual cell group is rated at 3.7 V, for a nominal system voltage of 355 V direct current. The battery cell groups are joined to form 3 distinct sections. The first 24 battery cell groups make up battery section 1. This section is adjacent to the cowl and contains battery cell groups 73 through 96. The next 28 battery cell groups make up battery section 2. This section is located behind section 1 and contains battery cell groups 45 through 72. The transverse battery section is section number 3 and it contains the remaining 44 battery cell groups 1 through 44. The battery sections also contain two temperature sensors, with one sensor located at each end of the section.
The battery energy control module monitors the voltage of the 96 battery cell groups. The voltage sense lines are attached to each individual cell group, and these sense lines terminate at a connector located on the top surface of the battery section. A voltage sense harness joins this connector to the battery energy control module.
The battery energy control module contains internal interface control modules that monitor specific cell groups.
The battery energy control module will determine when a fault condition is present. Diagnostics and system status are communicated from the battery energy control module to the hybrid powertrain control module 2 through serial data. The hybrid powertrain control module 2 is the host controller for diagnostic trouble code information.

OBDII Code P1FEE Saturn - Hybrid/EV Battery Interface Control Module 6 Voltage Sensor Performance - AutoCodes.com — P1FEE Saturn Code - Hybrid/EV Battery Interface Control Module 6 Voltage Sensor Performance

What does this mean?

What are the Possible Causes of the DTC P1FEE Saturn?

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 P1FEE Saturn?

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 P1FEE Saturn 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 P1FEE Saturn Code

What does the OBDII code P1FEE mean on a Saturn vehicle?

1. P1FEE indicates an issue with the Hybrid/EV Battery Interface Control Module 6 voltage sensor performance, which monitors and manages the battery's voltage levels. 2.

What are the symptoms of code P1FEE on a Saturn vehicle?

Common symptoms include an illuminated check engine light, reduced hybrid/EV performance, decreased fuel efficiency, or the vehicle entering limp mode. 3.

What causes the P1FEE code to appear?

Possible causes include a faulty voltage sensor, damaged wiring or connectors, a malfunctioning Hybrid/EV Battery Interface Control Module, or an issue with the battery pack itself. 4.

Can I drive my Saturn with the P1FEE code?

Driving with this code is not recommended, as it may lead to reduced performance or further damage to the hybrid/EV system. 5.

How is the P1FEE code diagnosed?

A mechanic will typically use a scan tool to confirm the code, inspect the wiring and connectors, test the voltage sensor, and check the Hybrid/EV Battery Interface Control Module for proper operation. 6.

How do you fix the P1FEE code on a Saturn vehicle?

Repairs may include replacing the faulty voltage sensor, repairing or replacing damaged wiring, reprogramming the control module, or replacing the Hybrid/EV Battery Interface Control Module if necessary. 7.

Can a dead battery cause the P1FEE code?

While unlikely, a severely degraded or malfunctioning hybrid/EV battery pack can contribute to this code, as it may cause abnormal voltage readings. 8.

How much does it cost to fix the P1FEE code on a Saturn?

The cost can vary widely depending on the exact cause, ranging from $100 for basic wiring repairs to over $1,000 if the control module or battery pack needs replacement. 9.

Can clearing the code solve the issue permanently?

No, simply clearing the code without addressing the underlying issue will likely result in the code returning and may cause further damage. 10.

Is the P1FEE code specific to Saturn vehicles?

While the code may appear on other GM hybrid/EV models, it is specific to vehicles with similar battery interface and control systems. Always consult your vehicleâ€™s manual or a professional for guidance.