garajizOBD-II code · generic
P0499
Evaporative Emission System Vent Valve Control Circuit High
- System
- P0 — Powertrain (generic)
- Severity
- Low (1/5)
- Can I keep driving?
- Usually safe to drive
What does P0499 mean?
P0499 is defined as “Evaporative Emission System Vent Valve Control Circuit High”.
You can usually keep driving, but have it checked soon so a small fault doesn’t become a bigger one.
Manufacturer-specific meanings
The same code can mean something different on some makes.
- Kia: Evaporative Emission System Vent Valve Control Circuit High
Related codes
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This page is general information; an exact diagnosis needs measurements and a technician’s check.