P0BC5 2016 GMC Sierra Code - Hybrid/EV Battery Temperature Sensor 5 Circuit High Voltage
Quick Answer
Hybrid/EV Battery Temperature Sensors are used to monitor the battery temperature. Common causes include Faulty Hybrid/EV Battery Assembly, Hybrid/EV Battery Assembly harness is open or shorted, Hybrid/EV Battery Assembly 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
- P0BC5 2016 GMC Sierra indicates Hybrid/EV Battery Temperature Sensor 5 Circuit High Voltage.
- Common causes
- Common causes include Faulty Hybrid/EV Battery Assembly, Hybrid/EV Battery Assembly harness is open or shorted, Hybrid/EV Battery Assembly 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.
Code P0BC5 2016 GMC Sierra Description
Each Hybrid/EV Battery Interface Control Module communicates the temperature sensor values to the Hybrid/EV Powertrain Control Module via serial data.
The Hybrid/EV Powertrain Control Module uses the battery temperature sensors to determine the Hybrid/EV Battery Module temperature in order to control the battery cooling system operation.
The Diagnostic Trouble Code (DTC) will be set when the hybrid battery temperature sensor is less than -69°C (-92°F).
What are the Possible Causes of the DTC P0BC5 2016 GMC Sierra?
- Faulty Hybrid/EV Battery Assembly
- Hybrid/EV Battery Assembly harness is open or shorted
- Hybrid/EV Battery Assembly circuit poor electrical connection
- Faulty Hybrid/EV Battery Interface Control Module
How to Fix the DTC P0BC5 2016 GMC Sierra?
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 P0BC5 2016 GMC Sierra 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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Frequently Asked Questions about P0BC5 2016 GMC Sierra Code
1. What does the OBDII code P0BC5 mean on a 2016 GMC Sierra?
The P0BC5 code indicates an issue with the Hybrid/EV Battery Temperature Sensor 5, specifically a high voltage condition in its circuit.
2. What are the symptoms of code P0BC5 in a 2016 GMC Sierra?
Symptoms may include the check engine light turning on, reduced hybrid/EV system performance, overheating warnings, or reduced fuel efficiency.
3. What causes the P0BC5 code to appear?
Common causes include a faulty battery temperature sensor, damaged wiring or connections in the sensor circuit, or issues with the hybrid/EV battery control module.
4. Can I drive my 2016 GMC Sierra with a P0BC5 code?
While the vehicle may still be drivable, it’s not recommended as it could lead to further damage or affect the hybrid/EV system's efficiency and safety.
5. How is the P0BC5 code diagnosed?
A technician will use a scan tool to verify the code, inspect the wiring and connections to the temperature sensor, and test the sensor itself for proper operation.
6. How do I fix the P0BC5 code on my 2016 GMC Sierra?
Possible fixes include repairing or replacing damaged wiring, replacing the faulty temperature sensor, or reprogramming/updating the hybrid battery control module if needed.
7. How much does it cost to repair the P0BC5 code on a 2016 GMC Sierra?
Repair costs vary but typically range from $150 to $500 depending on whether wiring needs repair or the sensor requires replacement.
8. Can a dead or weak hybrid battery cause the P0BC5 code?
While not a direct cause, a failing hybrid battery can put additional strain on the temperature sensors and related circuits, potentially triggering this code.
9. How can I prevent the P0BC5 code from recurring?
Regular maintenance of the hybrid/EV battery system, ensuring proper wiring connections, and addressing issues promptly can help prevent this code.
10. Does the P0BC5 code require immediate attention?
Yes, it’s important to address this code quickly to avoid potential overheating or damage to the hybrid battery system.
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