P0AEC 2016 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 2016 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 2016 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 2016 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 2016 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 2016 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 2016 Chevrolet Silverado Code
What does the OBDII code P0AEC mean for a 2016 Chevrolet Silverado?
The P0AEC code indicates an issue with the Hybrid/EV Battery Temperature Sensor 4 Circuit, which is reporting erratic signals.
What are the common symptoms of the P0AEC code in a 2016 Chevrolet Silverado?
Symptoms may include the hybrid/EV system warning light, reduced fuel efficiency, limited hybrid functionality, or decreased vehicle performance.
What causes the P0AEC code to appear?
Common causes include a faulty battery temperature sensor, damaged wiring or connectors in the sensor circuit, or an issue with the hybrid battery control module.
Can I drive my 2016 Chevrolet Silverado with the P0AEC code?
Driving with this code is not recommended as it could lead to further damage to the hybrid/EV battery system or reduced vehicle performance.
How do I diagnose the P0AEC code on my Silverado?
Diagnosis typically involves using a scan tool to verify the code, inspecting the battery temperature sensor and its wiring, and testing the circuit for erratic readings.
What tools are needed to fix the P0AEC code?
You may need a diagnostic scan tool, multimeter, and basic tools to inspect and repair wiring or replace the temperature sensor.
How do I fix the P0AEC code on my 2016 Chevrolet Silverado?
Fixes may include replacing the faulty temperature sensor, repairing damaged wiring or connectors, or reprogramming/updating the hybrid battery control module.
Is the P0AEC code covered under warranty for a 2016 Chevrolet Silverado?
It depends on the vehicle's warranty terms. Some hybrid/EV components may have extended warranties, so check with your dealer.
How much does it cost to repair the P0AEC code?
Repair costs can vary depending on the issue, but replacing a battery temperature sensor typically costs between $100 and $300, including parts and labor.
Can a low-voltage auxiliary battery cause the P0AEC code?
While uncommon, a low or failing auxiliary battery can sometimes cause communication or sensor issues, so it’s worth checking.
Discuss the causes and fixes for P0AEC 2016 Chevrolet Silverado OBDII Code
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