Service Buddy
Electrical

Code P0101

MAF Sensor Range Performance

Plain English Meaning:Airflow sensor reading incorrect

⚠️

Yellow: Drive with Caution

Affects performance

P0101 Symptoms

  • Poor acceleration rough idle

Most Common Causes of P0101

1Dirty or failing MAF sensor

P0101 Repair Playbook

Required Mechanic Tests

A qualified shop should perform these tests before replacing any parts to ensure they aren't guessing:

Check airflow data clean sensor

Typical Fix Paths & Estimated Costs

Clean or replace MAF $100–$400