P0507 on a Volvo: Causes, Fixes & Repair Cost
🟠 Moderate severity · drivable
Drivable, but the engine idles too fast, which wastes fuel and makes low-speed driving feel odd.
What P0507 means on a Volvo
On a Volvo, P0507 means the engine idles higher than the computer expects. Too much air is getting in at idle, usually from a vacuum leak or a dirty throttle body. The car still drives, but the high idle wastes fuel.
Is P0507 common on Volvos?
P0507 shows up on Volvos like the S60, V70, XC60, and XC90, most often on higher-mileage cars. Volvo's PCV system and its hoses are known to clog or leak with age, which can raise idle speed. A dirty throttle body is another common cause.
Commonly reported on: S60, V70, XC60, XC90.
Symptoms
- Check engine light is on
- High idle speed
- Engine surges at idle
- Idle stays high when stopped
Common causes
- most common: Vacuum leak from an aged hose
- common: Clogged or leaking PCV system
- common: Carbon buildup in the throttle body
- less common: Sticking idle control valve on older models
How to fix it
| Fix | DIY? | Typical cost |
|---|---|---|
| Find and repair vacuum leaks | Yes | $10–100 |
| Clean the throttle body | Yes | $10–40 |
| Replace the PCV oil trap or hoses | Mechanic | $150–400 |
Frequently asked questions
Other common Volvo codes
P0507 on other brands
Looking for the full (non-brand-specific) guide? See the P0507 code page →
Browse all Volvo codes: Volvo hub →
Updated 2026-08. This page is informational and not a substitute for professional diagnosis.