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Home >> Subaru >> 2017 >> Legacy 2.5i Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Control System (Diagnostics) (P0700 To P2099) (H6DO)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P1604: STARTABILITY Malfunction >> Diagnostic Method

Diagnostic Method

WARNING: This page is about a different variant/trim than selected.

Diagnosis 1 

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
Engine speed < 500 rpm

Time Needed for Diagnosis:  2 - 26 seconds

Diagnosis 2 

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Engine speed < 300 rpm

Time Needed for Diagnosis:  Less than 1 second

Malfunction Indicator Light Illumination:  Does not illuminate.