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Home >> Subaru >> 2011 >> Forester X, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0340 Camshaft Position Sensor "A" Circuit (Bank 1 Or Single Sensor) >> Diagnostic Method
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Diagnostic Method

JUDGMENT VALUE REFERENCE CHART

Malfunction Criteria Threshold Value
Amount of camshaft sensor signal during 2 revs of crankshaft. < 3 time(s)

Time Needed for Diagnosis:  Engine two revolutions x 4 time(s)

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

JUDGMENT VALUE REFERENCE CHART

Malfunction Criteria Threshold Value
Camshaft position sensor signal ≥ 3 time(s)

Time Needed for Diagnosis:  2 engine revs.

JUDGMENT VALUE REFERENCE CHART

Malfunction Criteria Threshold Value
Starter ON
Camshaft position sensor signal No input

Time Needed for Diagnosis:  3000 ms

JUDGMENT VALUE REFERENCE CHART

Malfunction Criteria Threshold Value
Camshaft position sensor signal Input exists

Time Needed for Diagnosis:  Less than 1 second