p2187
Moderate
Genesis · Sedans
System Too Lean (Bank 2)
Quick Answer
Error code P2187 on your Genesis Sedans means: System Too Lean (Bank 2). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Test bank 2 oxygen sensor with scan tool
2
Check fuel pressure on bank 2 fuel rail
3
Inspect intake manifold gasket for leaks
4
Clean or replace bank 2 fuel injectors
5
Perform vacuum leak test
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Oxygen sensor for bank 2
Fuel injector
Intake manifold gasket
Fuel filter
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