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Home >> Subaru >> 2017 >> Legacy 2.5i Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Engine Control System (Diagnostics) (P0161 To P0685) (H6DO)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0340 Camshaft Position Sensor "A" Circuit Bank 1 Or Single Sensor >> 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
Number of camshaft position sensor signals during cranking = 0

Time Needed for Diagnosis:  3000 ms

Diagnosis 2 

Judge as NG if there is no input signal from the camshaft position sensor for (16 time(s) +2)/3 revs.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Amount of camshaft sensor signal during 0.33 revs of crankshaft = 0

Time Needed for Diagnosis: 

Diagnosis 1 

3000 ms

Diagnosis 2 

Engine revolutions of (16 time(s) +2)/2 revs

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