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14 CHECK EVAP CANISTER VENT CONTROL VALVE
With CONSULT-II
1. Perform “VENT CONTROL/V” in “ACTIVE TEST” mode.
2. Check air passage continuity and operation delay time under the following conditions.
SEF991Y
Without CONSULT-II
Check air passage continuity and operation delay time under the following conditions.
SEF339X
Make sure new O-ring is installed properly.
OK or NG
OK © GO TO 16.
NG © GO TO 15.
15 CHECK EVAP CANISTER VENT CONTROL VALVE-III
1. Clean the air passage (portion A to B) of EVAP canister vent control valve using an air blower.
2. Perform Test No. 14 again.
OK or NG
OK © GO TO 16.
NG © Replace EVAP canister vent control valve.
DTC P0450 EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM PRESSURE
SENSOR
Diagnostic Procedure (Cont’d)
EC-398
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