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6 DETECT MALFUNCTIONING PART
Check the following.
1. Visually check the EVAP canister for damage.
2. Check hose connection between EVAP canister and water separator for clogging and poor connection.
3. Check water separator.
a. Check visually for insect nests in the water separator air inlet.
b. Check visually for cracks or flaws in the appearance.
c. Check visually for cracks or flaws in the hose.
d. Check that A and C are not clogged by blowing air into B with A, and then C plugged.
SEF829T
e. In case of NG in items2-4,replace the parts.
쐌 Do not disassemble water separator.
䊳 Repair hose or replace EVAP canister or water separator.
7 CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR HOSE
Check disconnection or improper connection of hose connected to EVAP control system pressure sensor.
OK or NG
OK 䊳 GO TO 8.
NG 䊳 Install hose properly or replace it.
8 CHECK HARNESS CONNECTOR
1. Disconnect EVAP control system pressure sensor harness connector.
2. Check harness connector for water.
Water should not exist.
OK or NG
OK 䊳 GO TO 9.
NG 䊳 Replace EVAP control system pressure sensor.
9 CHECK EVAP CONTROL SYSTEM PRESSURE SENSOR AND CIRCUIT
Refer to “DTC Confirmation Procedure”, EC-387.
OK or NG
OK 䊳 GO TO 10.
NG 䊳 Replace EVAP control system pressure sensor and repair or replace harness and con-
nector.
10 CHECK INTERMITTENT INCIDENT
Perform “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-142.
䊳 INSPECTION END
DTC P1446 EVAPORATIVE EMISSION (EVAP) CANISTER
VENT CONTROL VALVE (CLOSE)
KA24DE
Diagnostic Procedure (Cont’d)
EC-508
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