Service Buddy
Electrical

Code P0102

MAF Sensor Low Input

Plain English Meaning:Airflow reading too low

⚠️

Yellow: Drive with Caution

Reduced performance

P0102 Symptoms

  • Engine hesitation loss of power

Most Common Causes of P0102

1Faulty sensor wiring issue

P0102 Repair Playbook

Required Mechanic Tests

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

Check voltage inspect wiring

Typical Fix Paths & Estimated Costs

Replace sensor $100–$300