AutoCodes – Saturn – P1AEB Saturn

P1AEB Saturn Code - Drive Motor 2 Control Module Hybrid Battery Voltage Sense Circuit High Voltage

Quick Answer

The Drive Motor Generator Power Inverter Module contains two drive motor control modules. Common causes include Faulty Drive Motor Generator Power Inverter Module, Drive Motor Generator Power Inverter Module harness is open or shorted, Drive Motor Generator Power Inverter 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: P1AEB Saturn indicates Drive Motor 2 Control Module Hybrid Battery Voltage Sense Circuit High Voltage.
Common causes: Common causes include Faulty Drive Motor Generator Power Inverter Module, Drive Motor Generator Power Inverter Module harness is open or shorted, Drive Motor Generator Power Inverter 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 790

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 Mar 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1AEB Saturn Description

The Drive Motor Generator Power Inverter Module contains two drive motor control modules. Each drive motor control module monitors its internal high voltage sensor for correct operation, no external circuits are involved. The modules listed below are part of the drive motor generator power inverter module and are not serviced separately.
-Hybrid powertrain control module
-Motor control module 1
-Motor control module 2

OBDII Code P1AEB Saturn - Drive Motor 2 Control Module Hybrid Battery Voltage Sense Circuit High Voltage - AutoCodes.com — P1AEB Saturn Code - Drive Motor 2 Control Module Hybrid Battery Voltage Sense Circuit High Voltage

What does this mean?

What are the Possible Causes of the DTC P1AEB Saturn?

Faulty Drive Motor Generator Power Inverter Module
Drive Motor Generator Power Inverter Module harness is open or shorted
Drive Motor Generator Power Inverter Module circuit poor electrical connection

How to Fix the DTC P1AEB 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 P1AEB 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 P1AEB Saturn Code

1. What does OBDII code P1AEB mean for a Saturn?

Code P1AEB indicates an issue with the Drive Motor 2 Control Module Hybrid Battery Voltage Sense Circuit, specifically detecting high voltage.

2. What are the common symptoms of code P1AEB in a Saturn?

Common symptoms include the check engine light turning on, reduced hybrid system performance, decreased fuel efficiency, and possible vehicle hesitation.

3. What causes code P1AEB in a Saturn?

The most common causes include a malfunctioning Drive Motor 2 Control Module, damaged wiring or connectors in the hybrid battery voltage sense circuit, or an internal fault in the hybrid battery itself.

4. Can I drive my Saturn with code P1AEB?

Driving with code P1AEB is not recommended, as it could indicate a serious issue with the hybrid battery system, potentially causing further damage or safety risks.

5. How is code P1AEB diagnosed?

A mechanic will use a scan tool to confirm the code, inspect the wiring and connectors in the hybrid battery voltage sense circuit, and test the Drive Motor 2 Control Module and battery for faults.

6. What repairs can fix code P1AEB in a Saturn?

Repairs may include replacing damaged wiring or connectors, repairing or replacing the Drive Motor 2 Control Module, or addressing issues with the hybrid battery.

7. Is code P1AEB specific to Saturn hybrid vehicles?

Yes, this code typically applies to Saturn hybrid vehicles equipped with a Drive Motor 2 Control Module and hybrid battery system.

8. How much does it cost to repair code P1AEB on a Saturn?

Repair costs vary depending on the root cause, with minor wiring repairs costing less than $200 and component replacements like the control module or hybrid battery costing significantly more.

9. Can a weak hybrid battery trigger code P1AEB?

Yes, a weak or failing hybrid battery can cause voltage irregularities, potentially triggering code P1AEB.

10. How can I prevent code P1AEB in the future?

Regular maintenance, inspecting hybrid system components for wear, and addressing early warning signs like performance drops can help prevent this code.