Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0073 control module communication bus off

Subaru Legacy BN/BS (2015-2019) Service Manual / Combination meter (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0073 control module communication bus off

Detected when CAN line abnormality is detected.

NOTE:

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

Dtc u1235 lost communication with eyesight

Detected when CAN data from the stereo camera does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc b1507 external air temperature open/short-circuit detection

DTC DETECTING CONDITION:Open or short circuit in ambient sensorTROUBLE SYMPTOM:• Defective ambient temperature display• Defective air conditioner operationWIRING DIAGRAM:NOTE:For the coupl ...

Other materials:

Inspection
1. ACCESS KEY BATTERYMeasure the access key battery voltage.Preparation tool:Circuit testerNOTE:Complete the measurement within 5 seconds because the battery discharges during measurement.Battery terminalInspection conditionsStandard(+) — (−)Connect resistor (A) 47 -2.5 — 3.0 VReplace the ...