P0AEC 2014 Chevrolet Silverado Code - Hybrid/EV Battery Temperature Sensor 4 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
- P0AEC 2014 Chevrolet Silverado indicates Hybrid/EV Battery Temperature Sensor 4 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 P0AEC 2014 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 P0AEC 2014 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 P0AEC 2014 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 P0AEC 2014 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 P0AEC 2014 Chevrolet Silverado Code
What does code P0AEC mean on a 2014 Chevrolet Silverado?
Code P0AEC indicates an issue with the Hybrid/EV Battery Temperature Sensor 4 Circuit, specifically that it is showing erratic behavior or signals.
What are the common symptoms of P0AEC in a 2014 Chevrolet Silverado?
Symptoms may include the hybrid/EV system warning light, reduced vehicle performance, decreased fuel efficiency, or irregular battery cooling operation.
What causes the P0AEC code to appear?
The code can be triggered by a faulty temperature sensor, damaged wiring or connectors, corrosion, or issues with the battery control module.
Can I drive my 2014 Chevrolet Silverado with a P0AEC code?
It is not recommended to drive with this code as it may affect the hybrid battery's performance and potentially lead to further damage.
How do I diagnose the P0AEC code?
Diagnosis involves using an OBDII scanner, inspecting the temperature sensor and its wiring for damage, and testing the circuit for continuity or erratic signals.
How much does it cost to repair a P0AEC code issue?
Costs can vary depending on the problem. Replacing a temperature sensor may cost $100-$300, while wiring repairs or module replacements could be more expensive.
Can a software update fix the P0AEC code?
In some cases, a software update to the battery control module may resolve the issue, but this depends on the specific circumstances and diagnostic results.
How do I reset the P0AEC code after repairs?
The code can be cleared using an OBDII scanner after confirming that the issue has been resolved.
Is the P0AEC code covered under warranty for a 2014 Chevrolet Silverado?
Hybrid component warranties vary, but if the vehicle is still under a hybrid system warranty, the repair may be covered. Check with your dealer for details.
What maintenance can prevent the P0AEC code from recurring?
Regular inspections of the hybrid battery system, keeping connections clean and secure, and addressing warning lights promptly can help prevent this issue.
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