P0442 — Evaporative Emission Control System Leak Detected (small leak)

Q: What does fault code P0442 mean?

P0442 means: Evaporative Emission Control System Leak Detected (small leak). It is a Powertrain (engine/transmission) fault code defined by the OBD-II standard.

Q: Can I keep driving with P0442?

With P0442 you can usually drive home and book an inspection within a few days unless the car feels abnormal.

Powertrain (engine/transmission)

Evaporative Emission Control System Leak Detected (small leak)

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Can I drive with P0442?

You can usually drive home and book an inspection within a few days.

Frequently asked questions

What does fault code P0442 mean?

P0442 means Evaporative Emission Control System Leak Detected (small leak).

Can I keep driving with P0442?

You can usually drive home and book an inspection within a few days.

Related fault codes

P0440 — Evaporative Emission Control System Malfunction
P0441 — Evaporative Emission Control System Incorrect Purge Flow
P0443 — Evaporative Emission Control System Purge Control Valve Circuit Malfunction
P0444 — Evaporative Emission System Purge Control Valve Circuit Open
P0445 — Evaporative Emission System Purge Control Valve Circuit Shorted
P0446 — Evaporative Emission Control System Vent Control Circuit Malfunction
P0447 — Evaporative Emission System Vent Control Circuit Open
P0448 — Evaporative Emission System Vent Control Circuit Shorted
P0449 — Evaporative Emission Control System Vent Valve/Solenoid Circuit Malfunction

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