AutoCodesGMC – P0BE7 GMC

P0BE7 GMC Code - Drive Motor Phase U Current Sensor Circuit Low Voltage

Quick Answer

The generator control module also called the starter generator control module is comprised of the following three control modules; the hybrid powertrain control module, 14 volt power module and the drive motor control module. Common causes include Faulty Starter Generator Control Module, Starter Generator Control Module harness is open or shorted, Starter Generator 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
P0BE7 GMC indicates Drive Motor Phase U Current Sensor Circuit Low Voltage.
Common causes
Common causes include Faulty Starter Generator Control Module, Starter Generator Control Module harness is open or shorted, Starter Generator 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 617
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 20, 2019
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Code P0BE7 GMC Description

The generator control module also called the starter generator control module is comprised of the following three control modules; the hybrid powertrain control module, 14 volt power module and the drive motor control module. These three control modules are non serviceable and are part of the generator control module.
This is an internal fault detection of the generator control module. This fault is handled inside the generator control module and no external circuits are involved.
OBDII Code P0BE7 GMC - Drive Motor Phase U Current Sensor Circuit Low Voltage - AutoCodes.com
P0BE7 GMC Code - Drive Motor Phase U Current Sensor Circuit Low Voltage

What are the Possible Causes of the DTC P0BE7 GMC?

  • Faulty Starter Generator Control Module
  • Starter Generator Control Module harness is open or shorted
  • Starter Generator Control Module circuit poor electrical connection

How to Fix the DTC P0BE7 GMC?

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 P0BE7 GMC 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.

Need more information about the P0BE7 GMC code?

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Need Help with the Code?

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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 P0BE7 GMC Code

What does the OBDII code P0BE7 mean for my GMC?

The code P0BE7 indicates a low voltage issue in the drive motor phase U current sensor circuit, which is crucial for monitoring the electric motor's performance.

What symptoms might I notice if my vehicle has the P0BE7 code?

You may experience symptoms such as reduced power, poor acceleration, the vehicle may enter limp mode, or the check engine light may be illuminated.

What can cause the P0BE7 code to trigger?

Common causes include a faulty drive motor phase U current sensor, wiring issues like shorts or opens in the circuit, or problems with the power supply to the sensor.

How can I diagnose the issue related to the P0BE7 code?

Start by using a scan tool to confirm the code. Then, visually inspect the wiring and connectors for damage, test the sensor’s resistance, and check the vehicle’s power supply to the sensor.

What repairs are typically needed to fix the P0BE7 code?

Repairs may involve replacing the faulty current sensor, repairing or replacing damaged wiring or connectors, or addressing any issues with the vehicle’s power supply.

Is it safe to drive my GMC with the P0BE7 code?

While it might be possible to drive the vehicle, it is not recommended as the performance may be compromised, and you risk further damage to the vehicle.

Can I clear the P0BE7 code without fixing the issue?

You can clear the code, but it will likely reappear if the underlying problem is not resolved. It's best to address the cause before erasing the code.

How much might it cost to repair the issue associated with the P0BE7 code?

Repair costs can vary widely depending on the specific issue but expect to pay between $100 to $500 for sensor replacement or wiring repairs, excluding diagnostic fees.

Should I consult a professional mechanic for the P0BE7 code?

Yes, if you're not experienced with automotive repairs, it's advisable to consult a professional mechanic for accurate diagnosis and repair to avoid further complications.

Discuss the causes and fixes for P0BE7 GMC OBDII Code

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