p0101
Easy Fix
Audi · SUVs
Mass Air Flow (MAF) Sensor Circuit Range/Performance
Quick Answer
Error code P0101 on your Audi SUVs means: Mass Air Flow (MAF) Sensor Circuit Range/Performance. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Remove and inspect the MAF sensor for visible contamination or debris
2
Clean the MAF sensor element with dedicated MAF sensor cleaner spray
3
Check and replace the engine air filter if it is dirty or damaged
4
Inspect the intake air duct between the MAF sensor and throttle body for leaks
5
Monitor MAF sensor readings at idle and under load; replace if out of range
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
MAF sensor
MAF sensor cleaner
Engine air filter
Intake air duct
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