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20 CHECK EVAP PURGE LINE
Check EVAP purge line (pipe, rubber tube, fuel tank and EVAP canister) for cracks or improper connection.
Refer to “EVAPORATIVE EMISSION LINE DRAWING”, EC-37.
OK or NG
OK 䊳 GO TO 21.
NG 䊳 Repair or reconnect the hose.
21 CLEAN EVAP PURGE LINE
Clean EVAP purge line (pipe and rubber tube) using air blower.
䊳 GO TO 22.
22 CHECK REFUELING EVAP VAPOR LINE
Check refueling EVAP vapor line between EVAP canister and fuel tank for clogging, kink, looseness and improper connec-
tion. For location, refer to “ON BOARD REFUELING VAPOR RECOVERY (ORVR)”, EC-39.
OK or NG
OK 䊳 GO TO 23.
NG 䊳 Repair or replace hoses and tubes.
23 CHECK SIGNAL LINE AND RECIRCULATION LINE
Check signal line and recirculation line between filler neck tube and fuel tank for clogging, kink, cracks, looseness and
improper connection.
OK or NG
OK 䊳 GO TO 24.
NG 䊳 Repair or replace hoses, tubes or filler neck tube.
DTC P0440 EVAP CONTROL SYSTEM (SMALL LEAK)
(NEGATIVE PRESSURE)
KA24DE
Diagnostic Procedure (Cont’d)
EC-367
FE
CL
MT
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
GI
MA
EM
LC
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