Engine-CodesGMC – P0BC4 2016 GMC Sierra

P0BC4 2016 GMC Sierra Code - Hybrid/EV Battery Temperature Sensor 5 Circuit Low Voltage

Quick Answer

The diagnostic trouble code P0BC4 for a 2016 GMC Sierra indicates an issue with the Hybrid/EV Battery Temperature Sensor 5 Circuit registering low voltage. Common causes include Faulty temperature sensor, Damaged wiring or connectors, Corrosion in the sensor circuit. 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
P0BC4 2016 GMC Sierra indicates Hybrid/EV Battery Temperature Sensor 5 Circuit Low Voltage.
Common causes
Common causes include Faulty temperature sensor, Damaged wiring or connectors, Corrosion in the sensor circuit.
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.
Table of contents Created and updated by William Orellana on Sep 15, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0BC4 2016 GMC Sierra Description

The diagnostic trouble code P0BC4 for a 2016 GMC Sierra indicates an issue with the Hybrid/EV Battery Temperature Sensor 5 Circuit registering low voltage. In hybrid and electric vehicles, the battery temperature sensor plays a crucial role in monitoring the temperature of the battery pack to ensure optimal performance and safety. When the sensor detects low voltage in Circuit 5, it suggests that there may be a problem with the sensor itself, the wiring connected to it, or the battery temperature in that specific area.

OBDII Code P0BC4 2016 GMC Sierra - Hybrid/EV Battery Temperature Sensor 5 Circuit Low Voltage
P0BC4 2016 GMC Sierra Code - Hybrid/EV Battery Temperature Sensor 5 Circuit Low Voltage

Common Causes of P0BC4 2016 GMC Sierra

  1. Faulty temperature sensor
  2. Damaged wiring or connectors
  3. Corrosion in the sensor circuit
  4. Extreme temperature fluctuations
  5. Battery pack malfunction

Symptoms of P0BC4 2016 GMC Sierra

  1. Reduced fuel efficiency
  2. Poor battery performance
  3. Warning lights on the dashboard
  4. Inconsistent battery charging
  5. Overheating of the battery pack

How to Fix P0BC4 2016 GMC Sierra

  1. Begin by conducting a thorough inspection of the Hybrid/EV Battery Temperature Sensor 5 Circuit to identify any visible damage or loose connections.
  2. Test the sensor using a multimeter to check for proper voltage readings and functionality.
  3. Replace the temperature sensor if it is found to be faulty or damaged.
  4. Inspect and repair any damaged wiring or connectors in the circuit.
  5. Clear the diagnostic trouble code from the vehicle's system and perform a test drive to ensure the issue has been resolved.

Cost to Fix P0BC4 2016 GMC Sierra

The typical repair costs for addressing a Hybrid/EV Battery Temperature Sensor 5 Circuit Low Voltage issue can range from $200 to $500, depending on the extent of the damage and the specific components that need to be replaced. This estimate includes the cost of a new temperature sensor, any necessary wiring repairs, and labor charges. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to obtain quotes from multiple sources to ensure a competitive price.

Need more information about the P0BC4 2016 GMC Sierra code?

Need more information on how to fix the P0BC4 2016 GMC Sierra code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0BC4 2016 GMC Sierra code diagnosed by a professional: Find a repair shop in your area

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 P0BC4 2016 GMC Sierra Code

1. What does the OBDII code P0BC4 mean on a 2016 GMC Sierra?

P0BC4 indicates a low voltage issue in the Hybrid/EV Battery Temperature Sensor 5 circuit. This often points to a problem with the sensor, wiring, or related components.

2. What are the common symptoms of the P0BC4 code?

Symptoms may include an illuminated check engine light, reduced hybrid/EV battery performance, limited power mode, or increased battery temperature.

3. What causes the P0BC4 code to appear?

Common causes include a faulty Hybrid/EV Battery Temperature Sensor 5, damaged wiring or connectors, a malfunctioning battery control module, or a low voltage condition in the circuit.

4. Can I continue driving with the P0BC4 code?

It is not recommended to drive for long periods with this code active, as it may lead to further damage to the hybrid/EV battery system or reduced vehicle performance.

5. How is the P0BC4 code diagnosed?

A technician will use a scan tool to verify the code, inspect the temperature sensor and circuit wiring for damage or corrosion, and test for proper voltage and resistance.

6. How do I fix the P0BC4 code?

Repairs may involve replacing the Hybrid/EV Battery Temperature Sensor 5, repairing damaged wiring or connectors, or reprogramming the battery control module if necessary.

7. What tools are needed to troubleshoot the P0BC4 code?

A multimeter, OBDII scan tool, and wiring diagrams for the hybrid/EV battery system are typically required for proper diagnosis.

8. Is the P0BC4 code specific to the 2016 GMC Sierra?

While this code is common in hybrid or EV vehicles, its exact meaning and troubleshooting steps are specific to the vehicle's make and model.

9. Can a weak hybrid/EV battery cause the P0BC4 code?

A weak or failing hybrid/EV battery may contribute to this code, but the issue is primarily related to the temperature sensor circuit voltage.

10. How much does it cost to fix the P0BC4 code?

Repair costs vary depending on the issue. Replacing the temperature sensor may cost $100–$300, while more complex wiring or module repairs could exceed $500.

Discuss the causes and fixes for P0BC4 2016 GMC Sierra OBDII Code

Code P0BC4 2016 GMC Sierra comments

No comments found for this page.