P0AC7 2016 Chevrolet Silverado Code - Hybrid/EV Battery Temperature Sensor 2 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
- P0AC7 2016 Chevrolet Silverado indicates Hybrid/EV Battery Temperature Sensor 2 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 P0AC7 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 greater than 160°C (320°F).
What are the Possible Causes of the DTC P0AC7 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 P0AC7 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 P0AC7 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 P0AC7 2016 Chevrolet Silverado Code
What does the OBDII code P0AC7 mean on a 2016 Chevrolet Silverado?
The P0AC7 code indicates a low voltage issue in the Hybrid/EV Battery Temperature Sensor 2 circuit, which monitors the temperature of the hybrid/EV battery pack.
What are the common symptoms of the P0AC7 code?
Symptoms may include an illuminated check engine light, reduced fuel efficiency, limited hybrid system performance, or the vehicle entering a reduced power mode.
What causes the P0AC7 code on a 2016 Chevrolet Silverado?
Common causes include a faulty battery temperature sensor, damaged or corroded wiring, loose electrical connections, or a malfunctioning hybrid battery control module.
Can I drive my Silverado with the P0AC7 code?
Driving with the P0AC7 code is not recommended, as it may lead to further damage to the hybrid system and reduced performance or drivability.
How do I diagnose the P0AC7 code on my Silverado?
Diagnosis involves inspecting the temperature sensor, checking for damaged wiring or connectors, and using a scan tool to monitor sensor readings for irregularities.
How do I fix the P0AC7 code?
Repairs may include replacing the faulty battery temperature sensor, repairing or replacing damaged wiring, or reprogramming/updating the hybrid battery control module if necessary.
How much does it cost to repair the P0AC7 code?
Repair costs can vary but typically range from $100 to $500, depending on the specific issue, such as sensor replacement or wiring repairs.
Can a weak hybrid battery cause the P0AC7 code?
While the code specifically relates to the temperature sensor circuit, a weak or failing hybrid battery could potentially contribute to the issue and should be inspected.
Is the P0AC7 code covered under warranty?
It may be covered under the hybrid system or emissions warranty, depending on the vehicle’s mileage and warranty terms. Check with your dealership for eligibility.
How can I prevent the P0AC7 code from reoccurring?
Regular maintenance, inspecting the hybrid battery system for damage, and addressing wiring or sensor issues promptly can help prevent the P0AC7 code from returning.
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