P1249 2016 Chevrolet Silverado Code - Injector 2 Positive Voltage Control Circuit Shorted to Control Circuit
Quick Answer
The P1249 code for a 2016 Chevrolet Silverado indicates a problem with the Injector 2 Positive Voltage Control Circuit being shorted to the Control Circuit. Common causes include Damaged wiring in the injector control circuit, Faulty fuel injector for cylinder 2, Malfunctioning 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
- P1249 2016 Chevrolet Silverado indicates Injector 2 Positive Voltage Control Circuit Shorted to Control Circuit.
- Common causes
- Common causes include Damaged wiring in the injector control circuit, Faulty fuel injector for cylinder 2, Malfunctioning 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 P1249 2016 Chevrolet Silverado Description
The P1249 code for a 2016 Chevrolet Silverado indicates a problem with the Injector 2 Positive Voltage Control Circuit being shorted to the Control Circuit. This means that there is an electrical issue in the circuit that controls the injector for cylinder 2. The fuel injector is responsible for delivering the precise amount of fuel into the combustion chamber at the right time. When this circuit is shorted, it can lead to improper fuel delivery, affecting the engine's performance and efficiency.
Common Causes of P1249 2016 Chevrolet Silverado
- Damaged wiring in the injector control circuit
- Faulty fuel injector for cylinder 2
- Malfunctioning engine control module (ECM)
- Poor connection in the control circuit
- Corrosion or contamination in the circuit
Symptoms of P1249 2016 Chevrolet Silverado
- Rough idling
- Misfiring
- Decreased fuel efficiency
- Loss of power
- Stalling
How to Fix P1249 2016 Chevrolet Silverado
- Diagnose the issue by using a scan tool to confirm the P1249 code and inspecting the injector control circuit for any visible damage.
- Check the wiring harness for any signs of damage or corrosion, and repair or replace as necessary.
- Test the fuel injector for cylinder 2 to ensure it is functioning properly, replacing it if needed.
- Inspect the engine control module (ECM) for any faults or errors, and reprogram or replace if necessary.
- Clear the code from the ECM's memory and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P1249 2016 Chevrolet Silverado
The typical repair costs for addressing a P1249 code on a 2016 Chevrolet Silverado can range from $200 to $500, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise estimate.
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Frequently Asked Questions about P1249 2016 Chevrolet Silverado Code
1. What does the OBDII code P1249 mean on a 2016 Chevrolet Silverado?
P1249 indicates that the Injector 2 Positive Voltage Control Circuit is shorted to the control circuit, causing improper fuel injection operation.
2. What are the common symptoms of code P1249 in a 2016 Chevrolet Silverado?
Symptoms may include rough idle, engine misfires, reduced fuel efficiency, loss of power, and potential difficulty starting the vehicle.
3. What causes the P1249 code to appear on a 2016 Chevrolet Silverado?
Causes can include damaged wiring, a short circuit between the injector control wires, a faulty injector, or issues with the engine control module (ECM).
4. Can a faulty injector cause code P1249 on a 2016 Chevrolet Silverado?
Yes, a malfunctioning injector can contribute to this code by disrupting the voltage control circuit.
5. How do you diagnose code P1249 on a 2016 Chevrolet Silverado?
Diagnosis involves inspecting the wiring and connectors for Injector 2, testing the injector for proper functionality, and checking the ECM for faults.
6. Is it safe to drive a 2016 Chevrolet Silverado with the P1249 code?
Driving with this code may cause engine performance issues and potentially lead to further damage; it’s best to address the issue promptly.
7. How can you repair code P1249 on a 2016 Chevrolet Silverado?
Repairs may involve fixing or replacing damaged wiring, replacing the faulty injector, or addressing ECM-related issues.
8. Can clearing the P1249 code solve the problem on a 2016 Chevrolet Silverado?
Clearing the code might temporarily turn off the check engine light, but the underlying issue must be resolved to prevent the code from returning.
9. What tools are needed to troubleshoot code P1249 on a 2016 Chevrolet Silverado?
Common tools include an OBDII scanner, a multimeter for testing electrical circuits, and service manual wiring diagrams.
10. How much does it cost to repair code P1249 on a 2016 Chevrolet Silverado?
Repair costs vary depending on the root cause but may range from $100 to $500 for parts and labor, depending on whether wiring, injectors, or ECM repairs are needed.
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