Dtc Summary


Monitoring Item

Malfunction Detection Condition

Trouble Area

Detection Timing

Detection Logic


Vent valve stuck open (vent)

Following condition is met during key-off EVAP monitor:

• EVAP pressure change when vent valve closed (ON) less than 0.3 kPa-g (2.25 mmHg-g)

• Canister pump module (Reference orifice, leak detection pump, vent valve)

• Connector/wire harness (Canister pump module -ECM)


While ignition switch off

2 trip detection logic


The vent valve is built into the canister pump module.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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