Code result

P2ADF

Intake Air System Leak Bank 2

Moderate severity

What it means

The ECM detects a leak in the intake air system on bank 2. Air entering downstream of the MAF sensor causes lean fuel trim and unmetered air ingress.

Is it safe to drive?

Use caution

The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.

Most likely causes

  • Cracked intake hose between MAF and throttle

    high

    One of the most commonly reported causes for this code — check this first.

  • Intake manifold gasket leaking

    medium

    A plausible cause — test and verify before replacing parts.

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