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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 >> Final Ignition Timing Diagnosis

Final Ignition Timing 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
Final ignition timing - ignition timing during CSERS(1) > Value of Map 5
(1) *: Ignition timing during CSERS (Cold Start Emission Reduction Strategy) = Base ignition timing - retard amount
MAP 5 SPECIFICATION (CVT MODEL)

Engine coolant temperature °C (°F) -40 (-40) -30 (-22) -20 (-4) -10 (14) 0 (32) 10 (50) 20 (68) 30 (86) 40 (104) 50 (122) 60 (140)
Threshold Value 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5
MAP 5 SPECIFICATION (MT MODEL)

Engine coolant temperature °C (°F) -40 (-40) -30 (-22) -20 (-4) -10 (14) 0 (32) 10 (5 0) 20 (68) 30 (86) 40 (104) 50 (122) 60 (140)
Threshold Value 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5

Time needed for diagnosis:  7000ms

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