Is it safe to drive with a P0507 code?

Severity is medium. Address P0507 sooner rather than later — driving with an active check engine light can worsen the problem or void emissions warranties.

How much does it cost to fix P0507?

Repair costs for P0507 typically range from $10 to $300 in the US, depending on the underlying cause. The most common fix is: Vacuum leak (cracked intake boot, PCV hose, broken vacuum line).

What are the symptoms of P0507?

High idle (900+ RPM at operating temp). Check engine light. Fuel economy drop.

Check Engine Code

P0507

Idle Air Control System RPM Higher Than Expected

Severity: medium DIY difficulty: 2/5 Typical cost: $10–$300

What P0507 means

P0507 means idle RPM is above the expected window — usually an unmetered air leak is the culprit, because air is bypassing the throttle plate and the ECM can't compensate enough.

Symptoms

High idle (900+ RPM at operating temp)
Check engine light
Fuel economy drop

Likely causes (most common first)

Vacuum leak (cracked intake boot, PCV hose, broken vacuum line)
Failed/stuck IAC valve
Dirty throttle body
Failed throttle position sensor
Sticky throttle plate

Can I keep driving?

Medium — drivable but fix soon

Typical repair cost

DIY fixes can start near $10 (parts only). Shop repairs for P0507 typically run up to $300 depending on the underlying cause and vehicle. Start with the most common cause — Vacuum leak (cracked intake boot, PCV hose, broken vacuum line) — before throwing parts at it.

Related codes

P0505 P0506 P0171

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