EMISSION SYSTEM
01–16–14
Evaporative system monitor is operated
When obtaining the reference current value
• Air is sent from the pump to the orifice.
Small leak and very small leak determination
• Air taken from the air filter is sent to the charcoal
canister via the pump.
End Of Sie
AIR FILTER DESCRIPTION
CHU011613988S03
Function
• The air filter filters the dust from the air drawn to the charcoal canister.
Structure
• The air filter is located in the EVAP system leak detection pump on the atmosphere side.
End Of Sie
CHANGE OVER VALVE
(CLOSED)
ORIFICE
EVAP SYSTEM LEAK
DETECTION PUMP
: AIR FLOW
SOLENOID IS OFF AND PUMP IS OPERATED
B6U0116S018
B6U0116S029
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