P2361: Cylinder 11 Pressure Too Low
What to do
As P2357 — the fuel-on versus fuel-off comparison before mechanical quotes.
What this code means
Cylinder 11's measured pressure is genuinely low — the engine's own compression test flagging this cylinder, per P2357, with the same fuel-on/fuel-off split deciding between injector and internal engine work.
Likely causes
Start here
- Low engine compression · specialist
- Failed fuel injector · moderate
Less common
- Burnt or leaking valve · specialist
- Faulty cylinder pressure sensor · moderate
Symptoms
Components involved
Information, not instruction
CarGeek is a reference, not a service manual. Its pages are written from public sources and from what other people have found, never from a manufacturer's own service information, so they can be wrong or incomplete for your particular vehicle. Some of what they describe carries real risk: high voltage, fuel under pressure, stored energy, hot and moving parts.
Have anything you intend to act on checked by a trained person against the manufacturer's own procedure for your vehicle. Nothing here replaces that procedure.
Community experience
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What makes one worth reading:
- The car — make, model, year and engine. The same fault behaves differently on each.
- What you measured, not only what you replaced.
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