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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Control System (Diagnostics) (P0171 To P0685) (H4DO)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P050A Cold Start Idle Control System Performance >> Diagnostic Method >> Idle Speed Diagnosis

Idle Speed Diagnosis

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

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Actual engine speed - Target engine speed < Value of Map 4
MAP 4 SPECIFICATION (CVT MODEL)

Engine coolant temperature °C (°F) -40 (-40) -30 (-22) -20 (-4) -10 (14) 0 (32) 10 (5 0) 20 (6 8) 30 (8 6) 40 (1 04) 50 (122) 60 (140)
Threshold Value -300 -300 -300 -300 -300 -300 -300 -300 -300 -300 -300
MAP 4 SPECIFICATION (MT MODEL)

Engine coolant temperature °C (°F) -40 (-40) -30 (-22) -20 (-4) -10 (14) 0 (32) 10 (5 0) 20 (6 8) 30 (8 6) 40 (1 04) 50 (122) 60 (140)
Threshold Value -300 -300 -300 -300 -300 -300 -300 -300 -300 -300 -300

Time needed for diagnosis:  7000ms

Malfunction indicator light illumination:  Illuminates as soon as a malfunction occurs.