P0C8C 2017 Chevrolet Silverado Code - Hybrid/EV Battery Temperature Sensor 9 Circuit Erratic
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
- P0C8C 2017 Chevrolet Silverado indicates Hybrid/EV Battery Temperature Sensor 9 Circuit Erratic.
- 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 P0C8C 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 intermittent or has changed by 10°C (18°F) or greater for 4 out of 5 seconds.
What are the Possible Causes of the DTC P0C8C 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 P0C8C 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 P0C8C 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.
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Frequently Asked Questions about P0C8C 2017 Chevrolet Silverado Code
1. What does the OBDII code P0C8C mean for a 2017 Chevrolet Silverado?
The code P0C8C indicates an issue with Hybrid/EV Battery Temperature Sensor 9, specifically that its circuit is behaving erratically or inconsistently.
2. What are the common symptoms of the P0C8C code?
Symptoms may include reduced fuel efficiency, decreased hybrid system performance, warning lights on the dashboard, or limited driving range for hybrid/EV models.
3. What causes the P0C8C code to appear?
Common causes include a faulty battery temperature sensor, damaged wiring or connectors, corrosion in the circuit, or issues with the hybrid system control module.
4. Can I drive my 2017 Chevrolet Silverado with the P0C8C code?
While the vehicle may still be drivable, ignoring this code can lead to further damage to the hybrid battery system and reduced vehicle performance.
5. How is the P0C8C code diagnosed?
Technicians typically use a scan tool to read the code, inspect wiring and connectors for damage, and test the battery temperature sensor for proper operation.
6. How do I fix the P0C8C code on my Silverado?
Repair may involve replacing the faulty battery temperature sensor, repairing damaged wiring, cleaning corroded connectors, or updating the hybrid system software.
7. Is the P0C8C code specific to hybrid or electric versions of the Silverado?
Yes, this code pertains to vehicles equipped with a hybrid or electric drivetrain and their associated battery temperature sensors.
8. How much does it cost to repair the P0C8C code?
Repair costs vary but can range from $100 to $500, depending on whether the sensor, wiring, or other components need replacement.
9. Can a weak battery cause the P0C8C code?
While unlikely, a weak or failing hybrid/EV battery could exacerbate temperature sensor issues or lead to erratic readings.
10. What happens if the P0C8C code is not fixed?
Ignoring the code can result in reduced hybrid system efficiency, potential overheating of the battery, and possible long-term damage to the vehicle’s electrical systems.
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