Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0074 control module communication bus "body-can" off

Subaru Legacy BN/BS (2015-2019) Service Manual / Auto headlight beam leveler system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0074 control module communication bus "body-can" off

Detected when CAN line abnormality is detected.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Dtc u0416 invalid data received from vehicle dynamics control module

DTC DETECTING CONDITION:Detected when data (vehicle speed signal) from VDC CM is abnormal.TROUBLE SYMPTOM:The auto headlight beam leveler does not operate.NOTE:Perform the diagnosis for VDC. Basic Di ...

Dtc b2902 rear height sensor circuit

DTC DETECTING CONDITION:Rear vehicle height sensor error is detected for 10 seconds or more.TROUBLE SYMPTOM:The auto headlight beam leveler does not operate.CAUTION:Initialization is required after re ...

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Inspection
1. CHECK SWITCHING VALVE1. Check the resistance between switching valve terminals.Terminal No.Standard1 and 527+3 −2 - (when 20°C (68°F))31±4 - (60°C (140°F))2. Check that air is discharged from (B) when air is blown into (A).3. Connect the battery positive termina ...