P020B
Cylinder 2 Injection Timing
What it means
P020B means Cylinder 2 Injection Timing.
Check these first
- A faulty fuel injector on cylinder 2
- A clogged injector on cylinder 2
- A worn spark plug on cylinder 2
- Low fuel pressure at the rail
- A short or open in the cylinder 2 injector wiring
What to do next
- Compare cylinder 2 injection timing on a scan tool
- Check the injector balance on cylinder 2
- Replace the cylinder 2 spark plug if worn
- Check the fuel pressure at the rail
- Replace the cylinder 2 injector if it fails the balance test
- Clear the code and retest
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Updated
Generic SAE J2012 definition. Last updated 2026-10-10.