P0AC6 2014 GMC Sierra Code - Hybrid/EV Battery Temperature Sensor 2 Performance
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
- P0AC6 2014 GMC Sierra indicates Hybrid/EV Battery Temperature Sensor 2 Performance.
- 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 P0AC6 2014 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 difference between a single battery temperature sensor and an average of the other battery temperature sensors is greater than 25°C (45°F).
What are the Possible Causes of the DTC P0AC6 2014 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 P0AC6 2014 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 P0AC6 2014 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.
Need more information about the P0AC6 2014 GMC Sierra code?
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Frequently Asked Questions about P0AC6 2014 GMC Sierra Code
1. What does the OBDII code P0AC6 mean on a 2014 GMC Sierra?
The P0AC6 code indicates a performance issue with Hybrid/EV Battery Temperature Sensor 2, which monitors the temperature of the battery pack.
2. What are the common symptoms of the P0AC6 code?
Symptoms may include an illuminated check engine light, reduced hybrid/EV performance, limited driving range, or the vehicle entering limp mode.
3. What causes the P0AC6 code to appear?
Common causes include a faulty temperature sensor, wiring issues, poor electrical connections, or a malfunction in the battery management system.
4. Can I still drive my 2014 GMC Sierra with the P0AC6 code?
It’s possible to drive the vehicle, but it’s not recommended as it could lead to further damage to the battery system or reduced performance.
5. How do I diagnose the P0AC6 code?
Diagnosis involves using a scan tool to check for related codes, inspecting the battery temperature sensor and its wiring, and verifying proper operation of the battery management system.
6. How do I fix the P0AC6 code on my GMC Sierra?
Repairs may include replacing the faulty temperature sensor, repairing or replacing damaged wiring, or updating the battery management system software.
7. How much does it cost to fix the P0AC6 code?
Repair costs can vary, but replacing a temperature sensor typically costs $100-$300, including parts and labor. Wiring repairs or system updates may increase the cost.
8. Can a bad battery cause the P0AC6 code?
Yes, a degraded or overheating battery can trigger the P0AC6 code, as it may affect the temperature sensor's readings.
9. How can I prevent the P0AC6 code from returning?
Regular maintenance of the hybrid/EV battery system, checking wiring connections, and ensuring proper cooling of the battery pack can help prevent this code.
10. What tools are needed to troubleshoot the P0AC6 code?
You’ll need a professional-grade OBDII scanner, a multimeter for checking electrical connections, and access to the vehicle's service manual for guidance.
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