P0BC4 2017 Chevrolet Silverado Code - Hybrid/EV Battery Temperature Sensor 5 Circuit Low 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
- P0BC4 2017 Chevrolet Silverado indicates Hybrid/EV Battery Temperature Sensor 5 Circuit Low 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 P0BC4 2017 Chevrolet Silverado 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 greater than 160°C (320°F).
What are the Possible Causes of the DTC P0BC4 2017 Chevrolet Silverado?
- 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 P0BC4 2017 Chevrolet Silverado?
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 P0BC4 2017 Chevrolet Silverado 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 P0BC4 2017 Chevrolet Silverado code?
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Frequently Asked Questions about P0BC4 2017 Chevrolet Silverado Code
1. What does the OBDII code P0BC4 mean for a 2017 Chevrolet Silverado?
P0BC4 indicates a low voltage issue in the Hybrid/EV Battery Temperature Sensor 5 Circuit, which monitors the temperature of the vehicle’s battery pack.
2. What are the symptoms of the P0BC4 code?
Symptoms may include an illuminated check engine light, reduced hybrid or EV performance, limited driving range, or the vehicle entering limp mode.
3. What causes the P0BC4 code to be triggered?
Common causes include a faulty battery temperature sensor, damaged wiring or connectors in the sensor circuit, or issues within the battery management system.
4. Can I drive my 2017 Chevrolet Silverado with the P0BC4 code?
Driving with this code is not recommended, as it may lead to further damage to the hybrid/EV battery or reduced vehicle performance.
5. How do I diagnose the P0BC4 code?
Diagnosis involves using a scan tool to confirm the code, visually inspecting wiring and connectors, testing the sensor for proper operation, and checking the battery management system for faults.
6. How do I fix the P0BC4 code?
Repairs may include replacing the faulty temperature sensor, repairing damaged wiring or connectors, or updating/reprogramming the battery management system if needed.
7. How much does it cost to repair the P0BC4 code?
Repair costs vary but may range from $100 to $500, depending on whether the sensor, wiring, or control module needs repair or replacement.
8. Can a low battery state of charge cause the P0BC4 code?
While unlikely, a low state of charge could potentially cause erratic readings. However, the primary issue is typically related to the sensor or wiring.
9. Is the P0BC4 code specific to Chevrolet Silverado hybrids?
No, this code can appear in other hybrid or EV vehicles, but the diagnostic and repair process may differ depending on the make and model.
10. How can I prevent the P0BC4 code from recurring?
Regularly inspect and maintain the battery system, including wiring and sensors, and ensure the vehicle’s software is up to date.
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