The P02C0: Cylinder 10 – Injector Restricted indicates that the fuel injector for cylinder 10 is restricted, preventing the correct amount of fuel from reaching the cylinder. This could be caused by a clogged or faulty fuel injector, contaminated fuel, or low fuel pressure. This issue can result in reduced engine performance and higher emissions if not addressed promptly.
P02C0 – Quick Overview
Meaning | P02C0: Cylinder 10 – Injector Restricted |
Is it serious? | Yes, this code is serious because it indicates that fuel delivery to cylinder 10 is compromised, which can lead to poor engine performance, misfires, and potential engine damage. |
Possible causes | – Clogged or faulty fuel injector – Contaminated fuel – Low fuel pressure |
How to diagnose? | – Clean or replace the fuel injector for cylinder 10 – Check for fuel contamination – Verify fuel pressure is within specifications |
P02C0 Meaning
The P02C0: Cylinder 10 – Injector Restricted code means that the fuel injector for cylinder 10 is restricted, likely due to clogging, contamination, or low fuel pressure. This can cause the engine to run inefficiently, resulting in misfires, loss of power, and increased emissions.
Step-by-step diagnostic guide
Follow these steps to diagnose and resolve the P02C0 code by addressing possible causes one by one.
Action | Description | Tools Needed |
---|---|---|
Check for Other Codes | Use an OBD-II scanner to check for any other related codes. These may provide additional clues to the problem. | OBD-II Scanner |
Inspect the Fuel Injector for Cylinder 10 | Visually inspect the fuel injector for cylinder 10 for signs of clogging or damage. Ensure it is securely attached and free from obstructions. | Flashlight, Safety Gloves |
Clean or Replace the Fuel Injector for Cylinder 10 | Clean the fuel injector for cylinder 10 using an appropriate cleaner, or replace it if cleaning does not resolve the restriction. | Fuel Injector Cleaner, Replacement Injector |
Check for Fuel Contamination | Inspect the fuel for contamination, such as water or debris, which could be clogging the injector. Replace the fuel if contamination is found. | Fuel Test Kit |
Verify Fuel Pressure is Within Specifications | Use a fuel pressure gauge to ensure the fuel pressure is within the manufacturer’s recommended range. Adjust or replace components if necessary. | Fuel Pressure Gauge, Manufacturer’s Specifications |
Clear the Code and Test Drive | After completing the necessary repairs, clear the P02C0 code using an OBD-II scanner. Take the vehicle for a test drive to ensure the issue is resolved and the code does not return. | OBD-II Scanner, Vehicle Owner’s Manual |
Recheck for Codes | After the test drive, re-scan the vehicle to ensure the P02C0 code has not reappeared. If the code returns, further diagnosis may be required. | OBD-II Scanner |
This diagnostic guide provides a clear pathway to resolving the P02C0 code, ensuring the fuel injector in cylinder 10 is functioning properly.

Hi, I am Juraj “Yuri” Lukacko. I got frustrated by unhelpful and scammy mechanics, so I decided to learn everything about car diagnostics myself. I test dozens of new car diagnostic tools every month along with learning new strategies to fix and customize cars. About Juraj Lukacko (Yuri)