P0672 Audi Code - Cylinder 2 Glow Plug Circuit Fault
Quick Answer
The P0672 Audi code indicates a fault in the glow plug circuit for cylinder 2. Common causes include Faulty glow plug in cylinder 2, Damaged wiring harness or connector in the glow plug circuit, Blown fuse related to the glow plug circuit. 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
- P0672 Audi indicates Cylinder 2 Glow Plug Circuit Fault.
- Common causes
- Common causes include Faulty glow plug in cylinder 2, Damaged wiring harness or connector in the glow plug circuit, Blown fuse related to the glow plug circuit.
- 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 P0672 Audi Description
The P0672 Audi code indicates a fault in the glow plug circuit for cylinder 2. Glow plugs are essential components in diesel engines that help with cold starts by heating the air in the combustion chamber. When the engine is cold, the glow plugs heat up to ensure proper combustion. If there is a fault in the glow plug circuit for cylinder 2, it can lead to difficulties starting the engine, rough idling, decreased fuel efficiency, and increased emissions.
Common Causes of P0672 Audi
- Faulty glow plug in cylinder 2.
- Damaged wiring harness or connector in the glow plug circuit.
- Blown fuse related to the glow plug circuit.
- Malfunctioning glow plug control module.
Symptoms of P0672 Audi
- Difficulty starting the engine, especially in cold weather.
- Rough idling or engine misfires.
- Decreased fuel efficiency.
- Increased emissions.
- Illumination of the check engine light.
How to Fix P0672 Audi
- Begin by diagnosing the specific cause of the fault using a diagnostic scanner to read the fault codes and pinpoint the issue.
- Inspect the glow plug in cylinder 2 for any signs of damage or wear and replace if necessary.
- Check the wiring harness and connector for any breaks, corrosion, or loose connections and repair or replace as needed.
- Inspect the fuse related to the glow plug circuit and replace if blown.
- Test the glow plug control module for proper functionality and replace if faulty.
Cost to Fix P0672 Audi
The typical repair costs for addressing a cylinder 2 glow plug circuit fault can range from $150 to $300, including parts and labor. However, it is essential to note that specific diagnosis time and labor rates at auto repair shops can vary based on location, vehicle make and model, and engine type. Rates may be higher in metropolitan areas or at dealerships, while independent shops may offer lower prices. It is advisable to check local rates for a more accurate estimate.
When is the Code Detected?
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Frequently Asked Questions about P0672 Audi Code
1. What are common symptoms of OBDII code P0672 in an Audi related to the Cylinder 2 Glow Plug Circuit Fault?
The common symptoms include hard starting, rough idling, misfiring, and decreased fuel efficiency.
2. What are some possible causes of OBDII code P0672 in an Audi indicating an issue with the Cylinder 2 Glow Plug Circuit?
Possible causes include a faulty glow plug, damaged wiring or connectors, a defective glow plug control module, or a problem with the engine control module.
3. How can I diagnose the Cylinder 2 Glow Plug Circuit Fault triggering OBDII code P0672 in my Audi?
A diagnostic scan tool can help identify the specific cylinder affected and pinpoint the exact issue within the glow plug circuit, such as testing the glow plug resistance, checking for voltage at the glow plug, and inspecting the wiring for damage.
4. Can driving with OBDII code P0672 present in an Audi cause further damage?
Continuing to drive with this fault may lead to issues like decreased engine performance, increased emissions, and potential damage to other engine components over time.
5. What is the recommended repair approach for resolving OBDII code P0672 in an Audi with a Cylinder 2 Glow Plug Circuit Fault?
The recommended repair involves inspecting and replacing the faulty glow plug, repairing damaged wiring or connectors, and potentially replacing the glow plug control module or addressing any issues with the engine control module.
6. Are there any maintenance tips to prevent the recurrence of OBDII code P0672 in an Audi?
Regularly checking and replacing glow plugs at recommended intervals, ensuring proper maintenance of the glow plug circuit components, and addressing any electrical issues promptly can help prevent the recurrence of this fault.
7. How long does it typically take to repair OBDII code P0672 related to the Cylinder 2 Glow Plug Circuit Fault in an Audi?
The repair time can vary depending on the exact cause of the fault and the extent of the necessary repairs, but it may take anywhere from a couple of hours to a full day at a professional repair shop.
8. Can I reset the OBDII code P0672 in my Audi after repairing the Cylinder 2 Glow Plug Circuit Fault?
Yes, once the underlying issue causing the fault code has been addressed and repaired, the code can be cleared using an OBDII scanner to reset the vehicle's onboard computer.
9. Will OBDII code P0672 in an Audi with a Cylinder 2 Glow Plug Circuit Fault cause the vehicle to fail emissions testing?
Yes, this fault can lead to increased emissions and potentially cause the vehicle to fail emissions testing until the issue is resolved and the fault code is cleared.
10. Is it safe to continue driving my Audi with OBDII code P0672 related to the Cylinder 2 Glow Plug Circuit Fault?
It is not recommended to drive the vehicle extensively with this fault present, as it can lead to performance issues and potential damage to other engine components. It is best to address the fault promptly to avoid further complications.
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