Subaru Crosstrek Service Manual: 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 u0422 invalid data received from body control module

General description

Other materials:

Inspection
FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Mass Air Flow and Intake Air Temperature SensorINSPECTION1. CHECK THE MASS AIR FLOW SENSOR UNIT1. Connect the battery positive terminal to terminal No. 3 and the battery ground terminal to terminal No. 4, the circuit tester positive terminal to terminal No. 5 ...

Inspection
WIPER AND WASHER SYSTEMS > Front Washer Nozzle and HoseINSPECTION• Make sure the nozzle - windshield washer and the hose - windshield washer are not clogged.• Make sure the hose - windshield washer is not bent.• Check the position of the nozzle - windshield washer. Front Washer ...

Note
LIGHTING SYSTEM > Front Fog Light SystemNOTEFor operation procedures of each component of the front fog light system, refer to the respective section.• Combination switch (light): Combination Switch (Light)">• Front fog light assembly: Front Fog Light Assembly">&bull ...