Question 1

What does P0068 mean?

Accepted Answer

P0068 - MAP/MAF — Throttle Position Correlation. Readings from the MAP, MAF, and throttle position sensors don't agree with each other.

Question 2

What are the symptoms of P0068?

Accepted Answer

Check engine light, Rough idle, Hesitation, Poor fuel economy, Possible reduced power mode

Question 3

What causes P0068?

Accepted Answer

Vacuum leak (most common), Dirty/failed MAF sensor, Faulty MAP sensor, Sticking throttle body, Intake manifold gasket leak

Question 4

How much does it cost to fix P0068?

Accepted Answer

Typical repair cost: $50-$500. Start with an intake leak check. Spray carb cleaner around intake gaskets with engine running — if RPM changes, you found the leak.

P0068 — MAP/MAF — Throttle Position Correlation

Don't guess — diagnose P0068 the right way

Common symptoms of P0068

Common causes of P0068

Repair cost & difficulty

Vehicles commonly affected

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