Details On DTCs
WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION & POSSIBLE CAUSE
| DESCRIPTION |
Fuel-filler cap installation malfunction |
| DETECTION CONDITION |
Determination conditions |
- Hole of 0.09 in (2.25 mm) or more in evaporative gas passage
|
| Preconditions |
- Period ignition is switched off before engine starts: 120 min or more
- Engine coolant temperature at engine start: 1.67- 43.00 °C {35.1-109.0 °F}
- Time elapsed from engine start: 5.5-90 min
- Fuel level in fuel tank: 10-90 %
- Desired ambient air temperature: 4.4-43.3 °C {40-109 °F}
- Barometric pressure: 72.23 kPa {0.7365 kgf/cm2
, 10.48 psi} or more
- Charging efficiency: 3-65 %
- Vehicle speed: 64-144.8 km/h {40.00-89.97 mph}
- When refueling (determines that refueling was performed by comparing fuel tank level before one drive cycle with fuel tank level at engine start)
|
| Drive cycle |
|
| Self test type |
|
| Sensor used |
- Fuel tank pressure sensor
|
| FAIL-SAFE FUNCTION |
|
| VEHICLE STATUS WHEN DTCs ARE OUTPUT |
- Illuminates check fuel cap warning light (DTC P0457:00 detected).
- Illuminates check engine light (after two drive cycle since P0457:00 was detected).
|
| POSSIBLE CAUSE |
- Missing or loose fuel filler cap
- Fuel filler cap malfunction
- PCM malfunction
|