p2187
Moderate
Skoda · Sedans & Hatchbacks
System Too Lean at Idle (Bank 1)
Quick Answer
Error code P2187 on your Skoda Sedans & Hatchbacks means: System Too Lean at Idle (Bank 1). This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Check fuel pressure at idle with pressure gauge
2
Inspect vacuum hoses for leaks
3
Test oxygen sensor response time
4
Verify fuel injector pulse width
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
Fuel pressure gauge
Oxygen sensors
Fuel injectors
Vacuum hoses
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