P124A 2016 Chevrolet Silverado Code - Injector 3 Positive Voltage Control Circuit Shorted to Control Circuit
Quick Answer
The Engine Control Module (ECM) supplies voltage to each fuel injector on the injector high voltage supply circuits. Common causes include Faulty Fuel Injector 3, Fuel Injector 3 harness is open or shorted, Fuel Injector 3 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
- P124A 2016 Chevrolet Silverado indicates Injector 3 Positive Voltage Control Circuit Shorted to Control Circuit.
- Common causes
- Common causes include Faulty Fuel Injector 3, Fuel Injector 3 harness is open or shorted, Fuel Injector 3 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 P124A 2016 Chevrolet Silverado Description
What are the Possible Causes of the DTC P124A 2016 Chevrolet Silverado?
- Faulty Fuel Injector 3
- Fuel Injector 3 harness is open or shorted
- Fuel Injector 3 circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P124A 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 P124A 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 P124A 2016 Chevrolet Silverado Code
What does the OBDII code P124A mean for a 2016 Chevrolet Silverado?
P124A indicates that there is a short circuit between the positive voltage control circuit and the control circuit for injector 3.
What are the common symptoms of code P124A in a 2016 Chevrolet Silverado?
Symptoms may include rough idling, misfire on cylinder 3, reduced engine performance, or the Check Engine Light being illuminated.
What causes the P124A code to appear in a 2016 Chevrolet Silverado?
Common causes include damaged wiring, a short circuit in the injector 3 control or power circuit, a faulty fuel injector, or issues with the engine control module (ECM).
How can I diagnose the P124A code in my 2016 Chevrolet Silverado?
Start by inspecting the wiring and connectors for injector 3, check for shorts or damage, test the injector’s resistance, and use a scan tool to monitor ECM signals.
Can I drive my 2016 Chevrolet Silverado with the P124A code?
Driving with this code is not recommended, as it can lead to poor performance, increased fuel consumption, and potential engine damage.
How do I fix the P124A code in a 2016 Chevrolet Silverado?
Repairs may include repairing or replacing damaged wiring, replacing the injector 3 if faulty, or reprogramming or replacing the ECM if necessary.
How much does it cost to repair the P124A code in a 2016 Chevrolet Silverado?
The cost varies depending on the issue but can range from $50 to $500, with injector replacement typically costing more than wiring repairs.
Can a failing ECM cause the P124A code in a 2016 Chevrolet Silverado?
Yes, a malfunctioning ECM can cause incorrect signals to the injector, leading to the P124A code.
How can I prevent the P124A code from recurring in my 2016 Chevrolet Silverado?
Regularly inspect and maintain wiring, ensure proper installation of injectors, and address any electrical issues promptly.
Do I need special tools to fix the P124A code on a 2016 Chevrolet Silverado?
Yes, tools like a multimeter for testing resistance and a diagnostic scan tool to read and clear codes are usually required.
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