p0101
Moderate
Nissan · Sedans
Mass or Volume Air Flow Circuit Range Performance
Quick Answer
Error code P0101 on your Nissan Sedans means: Mass or Volume Air Flow Circuit Range Performance. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Dirty or faulty MAF sensor
  2. Air leak in intake system
  3. Vacuum leak
  4. Fuel pressure issue
  5. Engine control module malfunction
How to Fix It
1
Inspect air filter and intake hose
2
Clean MAF sensor with specialized cleaner
3
Check for vacuum leaks
4
Test fuel pressure
5
Verify intake duct integrity
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
Engine air filter
MAF sensor cleaner
Vacuum hoses
Air intake hose
Related Error Codes
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