What causes a P0507 code?

Common causes: Vacuum leak; Dirty throttle body; Failed IAC valve (older systems); Throttle adaptation needed.

What are the symptoms of a P0507 code?

Typical symptoms: High idle; CEL; Hard to stall during shift to D.

Yes — this code is generally safe to drive with, but address it soon to avoid escalation. Estimated repair: $50-$400.

OBD-II Code · Powertrain

Idle Air Control — RPM Higher Than Expected

medium severitySafe to drive$50-$400

Idle speed higher than commanded.

Common symptoms

Likely causes

Where to start

Try the cheapest cause first. Start by checking: vacuum leak.
Cost & scope. $50-$400
If the code returns after the fix: escalate to a shop or scanner with live-data and freeze-frame. A code that re-sets means the underlying fault is still there.

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