P0507 on a Volkswagen: 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 Volkswagen
On a Volkswagen, P0507 means the engine is idling faster than the computer expects. Too much air is entering at idle, usually from a vacuum leak or a failed PCV valve. The car still drives, but it idles high and burns extra fuel.
Is P0507 common on Volkswagens?
P0507 shows up on Volkswagens like the Golf, Jetta, Passat, and Tiguan. The PCV valve and its hoses are known to fail and leak air on the 2.0T engines. Carbon buildup in the throttle body is another common cause on higher-mileage cars.
Commonly reported on: Golf, Jetta, Passat, Tiguan.
Symptoms
- Check engine light is on
- High idle speed
- Engine surges at idle
- Idle stays high when stopped
Common causes
- most common: Failed PCV valve leaking air
- common: Vacuum leak from an aged hose
- common: Carbon buildup in the throttle body
- less common: Faulty idle control valve on older models
How to fix it
| Fix | DIY? | Typical cost |
|---|---|---|
| Replace the PCV valve and check its hoses | Yes | $30–120 |
| Find and repair vacuum leaks | Yes | $10–100 |
| Clean the throttle body | Yes | $10–40 |
Frequently asked questions
Other common Volkswagen codes
P0507 on other brands
Looking for the full (non-brand-specific) guide? See the P0507 code page →
Browse all Volkswagen codes: Volkswagen hub →
Updated 2026-08. This page is informational and not a substitute for professional diagnosis.