P1247 Buick Code - Fuel Injector 8 Control Circuit Shorted
Quick Answer
The P1247 code for Buick vehicles indicates a problem with the control circuit of fuel injector 8. Common causes include Short circuit in the wiring harness, Faulty fuel injector driver in the ECM, Corrosion or damage to the connector. 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
- P1247 Buick indicates Fuel Injector 8 Control Circuit Shorted.
- Common causes
- Common causes include Short circuit in the wiring harness, Faulty fuel injector driver in the ECM, Corrosion or damage to the connector.
- 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 P1247 Buick Description
The P1247 code for Buick vehicles indicates a problem with the control circuit of fuel injector 8. This means that there is a short circuit in the wiring or connector that is responsible for controlling the fuel injector in cylinder 8 of the engine. When this circuit is shorted, it can disrupt the proper functioning of the fuel injector, leading to issues with fuel delivery and combustion in that specific cylinder.
Common Causes of P1247 Buick
- Short circuit in the wiring harness
- Faulty fuel injector driver in the ECM
- Corrosion or damage to the connector
- Electrical issues in the control circuit
- Overheating of the fuel injector
Symptoms of P1247 Buick
- Rough idling or engine misfires
- Decreased fuel efficiency
- Engine hesitation or stalling
- Illumination of the Check Engine Light
- Engine performance issues such as lack of power or acceleration
How to Fix P1247 Buick
- Begin by performing a visual inspection of the wiring harness, connector, and fuel injector for any signs of damage or corrosion.
- Use a multimeter to test the continuity of the control circuit to identify any short circuits.
- Replace any damaged wiring, connector, or fuel injector as needed.
- Clear the diagnostic trouble codes from the ECM and test drive the vehicle to ensure the issue has been resolved.
- If the problem persists, further diagnosis may be required to pinpoint the exact cause of the shorted control circuit.
Cost to Fix P1247 Buick
The typical repair costs for resolving a P1247 code related to a fuel injector control circuit short can range from $150 to $500, depending on the extent of the damage and the specific components that need to be replaced. This estimate includes parts and labor, but it is important to note that actual costs may vary based on the vehicle's make and model, the location of the repair shop, and the hourly labor rates. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate.
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Frequently Asked Questions about P1247 Buick Code
What does the OBDII code P1247 mean on a Buick?
1. P1247 indicates that there is a short in the control circuit for fuel injector 8, causing it to malfunction. 2.
What are the common symptoms of a P1247 code in a Buick?
Symptoms include rough idling, engine misfires, reduced fuel efficiency, loss of power, and possibly an illuminated check engine light. 3.
What causes the P1247 code to appear on a Buick?
Common causes include a shorted or damaged injector, corroded or loose wiring connections, or a faulty engine control module (ECM). 4.
Can I drive my Buick with a P1247 code?
Driving with this code is not recommended as it can lead to poor engine performance, increased emissions, and potential damage to other components. 5.
How do I diagnose the P1247 code on my Buick?
Start by inspecting the wiring and connectors for injector 8, testing the injector with a multimeter, and checking for shorts or continuity issues in the circuit. 6.
How do I fix the P1247 code on a Buick?
Repairs may include replacing the faulty injector, repairing or replacing damaged wiring, or addressing issues with the ECM. 7.
How much does it cost to fix a P1247 code on a Buick?
The repair cost can range from $100 to $500, depending on whether the issue is a simple wiring repair or if the fuel injector or ECM needs replacement. 8.
Can a bad fuel injector cause the P1247 code in my Buick?
Yes, a bad or shorted fuel injector can directly trigger the P1247 code. 9.
What tools are needed to troubleshoot the P1247 code on a Buick?
You’ll need an OBDII scanner, a multimeter, and possibly a wiring diagram for your vehicle to diagnose the issue. 10.
Can a P1247 code damage my Buick’s engine if ignored?
Yes, ignoring this code can lead to prolonged misfires, unburned fuel damaging the catalytic converter, and further engine issues.
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