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Code P1E58

Symptoms

• Illuminated check engine light

• Reduced vehicle performance

• Unusual noises from the motor area

Common Causes

• Faulty Drive Motor 'B' Control Module

• Wiring issues or poor connections

• Software or firmware issues in the control module

Glossary

Control Module: A computer in the vehicle that manages specific functions.

Drive Motor: An electric motor that helps propel the vehicle.

Related Codes

• P1E59

• P1E57

Laymans terms

This code means that the car's computer found a problem with the safety features of the electric motor that helps the car move.

Explanation

The code indicates that there is an issue with the safety functions of the control module for the electric drive motor 'B'.

Technical description

P1E58 is a diagnostic trouble code that indicates a malfunction in the safety functions of the control module responsible for managing the operations of Drive Motor 'B'. This could involve issues with the module's ability to safely manage or shut down the motor in the event of a fault.

Diagnosis steps

• Use an OBD-II scanner to confirm the code.

• Inspect the wiring and connectors to the control module.

• Check for software updates for the control module.

Repair procedures

• Repair or replace damaged wiring or connectors.

• Update or reflash the control module software.

• Replace the Drive Motor 'B' Control Module if necessary.

Tools required

• OBD-II Scanner

• Multimeter

• Software update tool

Estimated repair cost

$300 - $1500

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Volt

• Chevrolet Bolt

• Cadillac ELR

Preventive measures

• Regular maintenance checks

• Ensure software is up to date

• Inspect wiring and connectors periodically

Error code type

Control Module Issue

User experience recommendations

• Avoid driving at high speeds until the issue is resolved.

• Have the vehicle inspected by a professional technician.

Warranty information

Check with the vehicle manufacturer for specific warranty coverage related to the control module.

Historical data

This code has been reported in vehicles with electric drive systems, particularly in models with complex drive motor control systems.

Urgency level

High – This issue can affect vehicle safety and performance, so it should be addressed promptly.

Legal and safety notice

Driving with a malfunctioning control module can be unsafe and may violate vehicle safety regulations.

Testing conditions

• Vehicle in operation

• Monitoring of control module signals

Component location

The Drive Motor 'B' Control Module is typically located near the electric drive motor within the vehicle's engine bay or undercarriage.

FAQs

Q: Can I drive my car with a P1E58 code?
A: It's not recommended to drive with this code, as it can affect the safety and performance of the vehicle.

Q: How do I reset the P1E58 code?
A: After repairs, use an OBD-II scanner to clear the code. If the issue persists, further diagnosis is needed.

Last updated: Jun 9, 2026 • Source: internal database
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