P10A4 on 2008-2017 Volkswagen Scirocco (1.4 TSI 160) — Intake Air Regulating Flap - Mechanical Malfunction
1 vehicles · 1 makes · $200-$900 repair
Most Reported On
P10A4 is an OBD-II diagnostic trouble code meaning “Intake Air Regulating Flap - Mechanical Malfunction.” P10A4 is a manufacturer-specific Volkswagen/Audi (VAG) code, defined by the Ross-Tech wiki as "Intake Air Regulating Flap: Mechanical Malfunction" (VAG fault code 004260). It means the engine control module has detected that the intake air regulating/swirl flap in the intake manifold is not moving correctly or its actuator is mechanically stuck or out of position. The fault commonly forces the engine into limp mode, limiting RPM to around 3000 and causing reduced power and hesitation under acceleration. This code is most commonly reported on 2008-2017 Volkswagen Scirocco (1.4 TSI 160), with repair costs ranging from $200 to $900.
Common Causes
Typical Repair Cost
Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
To diagnose P10A4, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
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Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
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Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
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FAQ
What does P10A4 mean?
P10A4 stands for "Intake Air Regulating Flap - Mechanical Malfunction." P10A4 is a manufacturer-specific Volkswagen/Audi (VAG) code, defined by the Ross-Tech wiki as "Intake Air Regulating Flap: Mechanical Malfunction" (VAG fault code 004260). It means the engine control module has detected that the intake air regulating/swirl flap in the intake manifold is not moving correctly or its actuator is mechanically stuck or out of position. The fault commonly forces the engine into limp mode, limiting RPM to around 3000 and causing reduced power and hesitation under acceleration.
What are the most common causes of P10A4?
The most common causes of P10A4 are: Failed or seized intake air regulating/swirl flap actuator motor in the intake manifold, Carbon buildup or debris jamming the flap mechanism (common on direct-injection TSI/TFSI engines), Disconnected or leaking vacuum line operating the flap (on vacuum-actuated systems), Faulty intake manifold runner control assembly requiring full manifold replacement, Damaged wiring, corroded connector, or poor electrical contact to the flap actuator, On some 3.0L supercharged Audi engines, a faulty Supercharger Control Valve (J808). The specific cause varies by vehicle.
How much does it cost to fix P10A4?
Repair costs for P10A4 range from $200 to $900, depending on the vehicle and root cause.
Which vehicles are affected by P10A4?
Au7o has documented P10A4 across 1 vehicle models from 1 manufacturers: Volkswagen.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.