P124D 2017 Chevrolet Silverado Code - Injector 6 Positive Voltage Control Circuit Shorted to Control Circuit
Quick Answer
The diagnostic trouble code P124D for a 2017 Chevrolet Silverado indicates a problem with the Injector 6 Positive Voltage Control Circuit being shorted to the Control Circuit. Common causes include Short circuit in the wiring harness, Faulty fuel injector, Issue with the Engine Control Module (ECM). 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
- P124D 2017 Chevrolet Silverado indicates Injector 6 Positive Voltage Control Circuit Shorted to Control Circuit.
- Common causes
- Common causes include Short circuit in the wiring harness, Faulty fuel injector, Issue with the Engine Control Module (ECM).
- 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.
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Code P124D 2017 Chevrolet Silverado Description
The diagnostic trouble code P124D for a 2017 Chevrolet Silverado indicates a problem with the Injector 6 Positive Voltage Control Circuit being shorted to the Control Circuit. In simpler terms, this means that there is an issue with the electrical circuit that controls the fuel injector for cylinder 6 in the engine. The fuel injector is responsible for delivering the precise amount of fuel into the combustion chamber for efficient engine operation.
Common Causes of P124D 2017 Chevrolet Silverado
- Short circuit in the wiring harness
- Faulty fuel injector
- Issue with the Engine Control Module (ECM)
- Poor connection in the circuit
- Corrosion or damage to the electrical components
Symptoms of P124D 2017 Chevrolet Silverado
- Engine misfires
- Rough idle
- Reduced power and acceleration
- Poor fuel efficiency
- Engine stalling or failure to start
How to Fix P124D 2017 Chevrolet Silverado
- Diagnose the exact cause of the issue using a scan tool and multimeter.
- Inspect the wiring harness for any signs of damage or corrosion.
- Test the fuel injector for proper operation and replace if necessary.
- Check the connections in the circuit and repair any loose or damaged connections.
- Clear the trouble code from the ECM and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P124D 2017 Chevrolet Silverado
The typical repair costs for addressing a P124D code on a 2017 Chevrolet Silverado can range from $200 to $500, depending on the exact cause of the issue and the cost of parts and labor in your area. It's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate. Keep in mind that rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more competitive pricing.
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Frequently Asked Questions about P124D 2017 Chevrolet Silverado Code
1. What does the OBDII code P124D mean on a 2017 Chevrolet Silverado?
P124D indicates that the positive voltage control circuit for fuel injector 6 is shorted to its control circuit, causing improper injector operation.
2. What are common symptoms of code P124D in a 2017 Silverado?
Symptoms may include rough idling, engine misfires, reduced power, poor fuel economy, and an illuminated check engine light.
3. What causes the P124D code to appear?
Common causes include damaged wiring or connectors, a short circuit in the injector 6 control circuit, a faulty injector, or issues with the engine control module (ECM).
4. Can I drive my 2017 Chevrolet Silverado with code P124D?
Driving with code P124D is not recommended as it can lead to poor engine performance, potential damage to the catalytic converter, and increased emissions.
5. How do I diagnose the P124D code on my Silverado?
Start by visually inspecting the wiring and connectors for injector 6. Use a multimeter to check for shorts or opens in the circuit, and test the injector for proper resistance and function.
6. What tools are needed to fix the P124D code?
You may need a diagnostic scanner, multimeter, wiring repair tools, and possibly a replacement fuel injector if it’s faulty.
7. How much does it cost to repair the P124D code?
Repair costs can vary depending on the issue, ranging from $50 to $150 for wiring repairs, or $200 to $500+ if the injector or ECM needs replacement.
8. Can a bad ECM cause the P124D code?
Yes, a malfunctioning engine control module (ECM) can cause this code if it fails to properly control the injector circuit.
9. How can I prevent the P124D code from returning?
Regularly inspect and maintain your Silverado’s wiring and connectors, and address any engine performance issues promptly to avoid circuit-related faults.
10. Will clearing the P124D code fix the problem?
Clearing the code may temporarily turn off the check engine light, but it won’t resolve the underlying issue, which must be repaired to prevent the code from returning.
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