Details On DTCs

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

DESCRIPTION	P0442:00 Evaporative gas leakage (leakage amount: low) P0455:00 Evaporative gas leakage (leakage amount: large) P0456:00 Evaporative gas leakage (leakage amount: extremely low)
DETECTION CONDITION	Determination conditions	P0442:00 Hole of 0.04 in (1.0 mm) or more in evaporative gas passage
		P0455:00 Hole of 0.09 in (2.25 mm) or more in evaporative gas passage
		P0456:00 Hole of 0.02 in (0.5 mm) or more in evaporative gas passage
	Preconditions	P0442:00, P0455:00 Period ignition is switched off before engine starts: 120 min or more Engine coolant temperature at engine start: 2-43 °C {36-109 °F} ^1 Time elapsed from engine start: 6-90 min Fuel level in fuel tank: 10-90 % ^1 Desired ambient air temperature: 4.4-43.3 °C {40-109 °F} ^1 Barometric pressure: 72.23 kPa {0.7365 kgf/cm ² , 10.48 psi} or more ^1 Charging efficiency: 3-65 % ^1 Vehicle speed: 64-144 km/h {40.0-89.4 mph} ^1 P0456:00 Engine coolant temperature at engine start: 2-43 °C {36-109 °F} ^1 Intake air temperature at engine start: 7 °C {13 °F} or more higher than engine coolant temperature at engine start^1 Time elapsed from engine start: 15-90 min Fuel level in fuel tank: 10-90 % ^1 Desired ambient air temperature: 5-37 °C {41-98 °F} ^1 Barometric pressure: 72.35 kPa {0.7378 kgf/cm ² , 10.49 psi} or more ^1 Battery voltage: above 10 V ^1 The following DTCs are not detected: Fuel tank pressure sensor: P0451:00, P0452:00, P0453:00 Purge solenoid valve: P0443:00 CV solenoid valve: P0446:00 EVAP monitor: P0442:00, P0455:00, P0457:00, P144A:00, P1450:00 Fuel gauge sender unit: P0460:00, P0461:00, P0462:00, P0463:00 ^*1 : Value can be verified by displaying PIDs using M-MDS
	Malfunction determination period	75 s period
	Drive cycle	1
	Self test type	CMDTC self test
	Sensor used	Fuel tank pressure sensor
FAIL-SAFE FUNCTION	Not applicable
VEHICLE STATUS WHEN DTCs ARE OUTPUT	Illuminates check engine light.
POSSIBLE CAUSE	Missing or loose fuel filler cap Fuel filler cap malfunction Fuel tank pressure sensor malfunction CV solenoid valve malfunction Purge solenoid valve malfunction Evaporative gas passage malfunction Improper connection of evaporative hose Evaporative hose damaged Charcoal canister malfunction Catch tank malfunction Evaporative gas hose passage restriction Pressure control valve malfunction Fuel pump unit loose Fuel tank malfunction PCM malfunction