p0455
Moderate
Volvo · SUVs
Evaporative Emission System Leak (Large Leak)
Quick Answer
Error code P0455 on your Volvo SUVs means: Evaporative Emission System Leak (Large Leak). 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 cap and tighten or replace
2
Inspect all fuel system hoses
3
Test purge valve operation
4
Check fuel tank for cracks
5
Inspect fuel filler neck connection
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 cap
fuel hoses
purge valve
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