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Home >> Subaru >> 2021 >> Crosstrek Sport >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 32 (Engine Control System (HEV) (Diagnostics) (2 Of 4)) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P04EC: EVAP System Large Leak Detected - Fuel Tank Side >> General Description >> Diagnostic Method >> < Mode G (sealing valve close stuck)>

< Mode G (sealing valve close stuck)>

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Judge as sealing valve close stuck if the amount of change of fuel tank pressure is equal to or smaller than the amount of change of ELCM pressure.

Detected as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATIONS

Malfunction Criteria Threshold Value DTC
Fuel tank pressure change amount -
Fuel tank pressure		 More than 0.8 kPa (6.18 mmHg, 0.2 inHg) P2451
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