p0507
Easy Fix
Peugeot · Sedans & Hatchbacks
Idle Air Control System Malfunction (High)
Quick Answer
Error code P0507 on your Peugeot Sedans & Hatchbacks means: Idle Air Control System Malfunction (High). This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Check idle RPM at full operating temperature
2
Inspect vacuum hoses for leaks
3
Clean idle air control valve
4
Test fuel pressure at the rail
5
Adjust idle speed to manufacturer spec
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Parts You May Need
Idle air control valve
Vacuum hoses
Fuel pressure gauge
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