p0507
Moderate
Lincoln · SUVs
Idle Air Control System Malfunction
Quick Answer
Error code P0507 on your Lincoln SUVs means: Idle Air Control System Malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
Likely Causes
How to Fix It
1
Check for vacuum leaks
2
Clean idle air control valve
3
Inspect throttle body for carbon
4
Test mass airflow sensor
5
Verify idle speed with scan tool
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Idle air control valve
Carburetor/throttle body cleaner
MAF sensor
Vacuum hoses
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