p2187
Moderate
Volvo · Sedans & Wagons
System Too Lean at Idle
Quick Answer
Error code P2187 on your Volvo Sedans & Wagons means: System Too Lean at Idle. 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 during idle condition
2
Inspect intake manifold gaskets for leaks
3
Test oxygen sensor response at idle
4
Perform vacuum leak test with smoke
5
Check EGR valve operation
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
Intake manifold gaskets
Oxygen sensor
Fuel regulator
EGR valve
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