Question 1

What does P0102 mean?

Accepted Answer

P0102 - MAF Circuit Low Input. The MAF sensor voltage is lower than expected.

Question 2

What are the symptoms of P0102?

Accepted Answer

Check engine light, Engine running rich, Black smoke, Poor power, Stalling

Question 3

What causes P0102?

Accepted Answer

Dirty MAF sensor, Restricted air filter, Air leak after MAF, Failed MAF sensor, Wiring short to ground

Question 4

How much does it cost to fix P0102?

Accepted Answer

Typical repair cost: $20-$350. A severely clogged air filter can cause this. Check and replace the filter first.

P0102 — MAF Circuit Low Input

Don't guess — diagnose P0102 the right way