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Home >> Subaru >> 2016 >> Forester 2.5i, Eng CD FB25BA, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Diagnostics) (H4DO) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC U0073 Control Module Communication Bus "A" Off >> Diagnostic Method

Diagnostic Method

Judge as NG when the following conditions are established.

Judgment Value 

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
CAN bus condition Bus off

Time Needed for Diagnosis:  436ms

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

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