garajizOBD-II code · generic
P0457
Evaporative Emission System Leak Detected (fuel cap loose/off)
- System
- P0 — Powertrain (generic)
- Severity
- Low (1/5)
- Can I keep driving?
- Usually safe to drive
What does P0457 mean?
P0457 is defined as “Evaporative Emission System Leak Detected (fuel cap loose/off)”.
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: EVAP Emission System Leak Detected Tank Cap Loose
Related codes
- P0456Evaporative Emission System Leak Detected (very small leak)
- P0458Evaporative Emission System Purge Control Valve Circuit Low
- P0455Evaporative Emission System Leak Detected (large leak)
- P0459Evaporative Emission System Purge Control Valve Circuit High
- P0454Evaporative Emission System Pressure Sensor/Switch Intermittent
- P0453Evaporative Emission System Pressure Sensor/Switch High
Look up another code
This page is general information; an exact diagnosis needs measurements and a technician’s check.