LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2008 >> Outback Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P1492 EGR Solenoid Valve Signal #1 Circuit Malfunction (Low Input) >> Diagnostic Method >> Judgment Value
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Judgment Value

MALFUNCTION CRITERIA AND THRESHOLD VALUE REFERENCE

Malfunction Criteria Threshold Value
Terminal voltage level when ECM outputs OFF signal Low level

Time Needed for Diagnosis:  2.5 seconds

Malfunction Indicator Light: Illuminates as soon as a malfunction occurs.



MALFUNCTION CRITERIA AND THRESHOLD VALUE REFERENCE

Malfunction Criteria Threshold Value
Terminal voltage level when ECM outputs OFF signal High level