P0105 on Audi: Manifold Absolute Pressure/Barometric Pressure Circuit
Diagnostic trouble code P0105 on Audi vehicles — what it means, the common
causes, and how to confirm the real fault before replacing parts.
What does P0105 mean?
P0105 indicates: Manifold Absolute Pressure/Barometric Pressure Circuit.
This relates to the Fuel & air metering system.
Common causes of P0105
signal failure of manifold absolute pressure sensor G71
sensor signal implausible/out of range
What to check (live data)
analog output signal of manifold absolute pressure sensor G71 (upstream of throttle valve control module)
Parts often involved in P0105
manifold absolute pressure sensor G71
Don't replace parts until the root cause is confirmed — many of these codes are caused by wiring, a connector or an upstream fault, not the part itself.
Get the confirmed root cause for P0105 — on YOUR vehicle
A code is a symptom, not a diagnosis. AutoDX Pro cross-checks several
independent assessments, pinpoints the actual root cause, gives you the
exact tests to confirm it, and shows the parts — only after the cause is
confirmed. Reads your scan-tool photo and decodes your VIN with open
recalls.
P0105 is a diagnostic trouble code: Manifold Absolute Pressure/Barometric Pressure Circuit.
What are the common causes of P0105 on an Audi?
Common causes include: signal failure of manifold absolute pressure sensor G71, sensor signal implausible/out of range. The exact cause depends on the vehicle — confirm it before replacing parts.
Can I keep driving an Audi with P0105?
It depends on the fault and your symptoms. Some causes are minor, others can damage components or affect safety. Get the root cause confirmed before deciding.
How do I fix P0105 on an Audi?
Confirm the actual root cause with targeted tests first, then replace only the part that's at fault. AutoDX Pro gives you the root cause, the exact tests, and the parts for P0105 on your specific Audi.