2016 Acura P0507: What It Means & Is It Safe to Drive?
P0507 on the 2016 Acura: Idle Air Control System RPM Higher Than Expected. Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
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What this code means
Idle speed is higher than the PCM expects. Often caused by a vacuum leak or dirty IAC valve.
Common causes on the 2016 Acura
- Vacuum leak
- Dirty or faulty idle air control valve
- Throttle body carbon buildup
Symptoms
- High idle
- Check Engine Light
- Possible surging
Typical fixes
- Find and fix vacuum leaks
- Clean or replace IAC valve
- Clean throttle body
Repair cost range
For a 2016 Acura, repairs for P0507 typically fall between $50 and $400, depending on the root cause and labor rates in your area.
Known issues on Acura
Acura P0507 follows Honda's IACV carbon pattern. On MDX and TL, the throttle body accumulates carbon faster than Accord-based models due to the V6 oil mist system. Clean the throttle body and perform the Honda idle relearn (ignition cycles with A/C off) before replacing any components.
Most commonly affected models
MDX 2001–2013TL 2004–2014RDX 2007–2012