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Home >> Subaru >> 2019 >> Ascent Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (4 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P24B9: EVAP System Leak Detection Pump Pressure Sensor Circuit Range/Performance >> Diagnostic Method
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Diagnostic Method

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
| Pressure sensor output value in leak check valve assembly when ignition switch is ON - Intake manifold pressure (absolute pressure) when ignition switch is ON| 14.599 kPa (109.5 mmHg, 4.31 inHg) or more

Time needed for diagnosis:  320 ms

Malfunction indicator light illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.