StopOrDrive

Enter a 5-character code such as P0420, P0301, or P0457.

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Codes starting with P are engine and transmission, B are body, C are chassis, and U are network communication. A 0 as the second character means a generic code shared by all makes; a 1 means a manufacturer-specific code, so its meaning depends on your brand.

A steady check engine light usually means get it checked soon. A flashing check engine light means an active misfire: reduce speed and stop driving as soon as it is safe.

That doesn't look like an OBD-II code

A valid code is one letter (P, B, C, or U) followed by four characters, for example P0420.

P0496 EVAP high purge flow

Can I drive with P0496?

Drive

Safe to keep driving normally. Fix it when convenient.

The engine runs fine, but you may get hard starting or rough idle right after refueling.

What does P0496 mean?

Fuel vapor is flowing into the engine when it should not, usually because the purge valve is stuck open.

What causes P0496?

  1. Purge valve stuck open
  2. Wiring problem at the purge valve
  3. Damaged charcoal canister
  4. Overfilling the gas tank past the first click

How much does it cost to fix P0496?

$100 – $350

Purge valve replacement: $100–$300.

Confirm the code yourself

A low-cost scanner lets you read the code, clear it, and see if it comes back before paying for a diagnosis.

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