Details On DTCs
WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0457:00 (PCM, SKYACTIV-G) DETECTION CONDITION AND 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 |
- Evaporative gas flow amount: Exceeds 10, 000 cm3
/min or fuel tank vacuum is high
- Fuel tank pressure: -4, 340.2-4, 030.1 Pa {-442.57-410.95 kgf/m2
, -0.62949-0.58452 psi}*1
- IAT sensor No. 1: 4.44-43.33°C {40.0-109.9°F}*1
- Vehicle speed: 64-145 km/h {40.0-90.0 mph}*1
- Barometric pressure: 72.23 kPa {0.7365 kgf/cm2
, 10.48 psi} or more*1
- Period ignition is switched off before engine starts: 210 min or more
- Fuel level in fuel tank: 15-85 %*1
- Minimum value of intake manifold vacuum: 4 kPa {0.04 kgf/cm2
, 0.6 psi} or more
- Minimum value of intake air amount: more than 2 g/sec
- Battery voltage: more than 11 V*1
- The following DTCs are not detected:
- ECT sensor No. 1: P0117:00 and P0118:00
- TP sensor No. 1: P0122:00 and P0123:00
- TP sensor No. 2: P0222:00 and P0223:00
- Purge solenoid valve: P0443:00
- CV solenoid valve: P0446:00
- MAF sensor: P0100:00
- Fuel tank pressure sensor: P0451:00, P0452:00 and P0453:00
- IAT sensor No. 1: P0110:00
- MAP sensor: P0069:00, P0107:00 and P0108:00
- BARO sensor: P2226:00, P2228:00 and P2229:00
- VSS signal: P0500:00
- Fuel gauge sender unit: P0460:00, P0461:00, P0462:00 and P0463:00
*1
: Standard can be verified by displaying PIDs using M-MDS |
| Drive cycle |
|
| Self test type |
|
| Sensor used |
- Fuel tank pressure sensor
|
| Fail-safe function |
|
| Vehicle status when DTCs are output |
|
| Possible cause |
- Missing or loose fuel filler cap
- Fuel filler cap malfunction
- PCM malfunction
|