P0507Severity: Low
P0507 – Idle Speed Higher Than Expected
Engine idle speed is above the target.
What it means
The idle control system can't lower the RPM; the engine idles high. A common cause is unmetered air (a vacuum leak) entering the intake.
Symptoms
- High idle
- Slow return after releasing throttle
- Check-engine light
Common causes
- Vacuum/intake leak
- Dirty/stuck throttle body
- Idle control valve issue
- PCV system leak
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Frequently asked questions
What does trouble code P0507 mean?
P0507 – Idle Speed Higher Than Expected. The idle control system can't lower the RPM; the engine idles high. A common cause is unmetered air (a vacuum leak) entering the intake.
Can I drive with a P0507 code?
It's usually not urgent, but finding and fixing the cause matters for emissions and fuel economy.