Subaru Crosstrek Service Manual: Dtc u0073 control module communication bus off
HVAC SYSTEM (AUTO A/C) (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 u0100 lost communication with ecm/pcm a
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0100 LOST COMMUNICATION WITH ECM/PCM “A”Detected when CAN data from the engine control ...
Dtc u0101 lost communication with tcm
HVAC SYSTEM (AUTO A/C) (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0101 LOST COMMUNICATION WITH TCMDetected when CAN data from TCM does not arrive.NOTE:Perform the d ...
Other materials:
Child restraint systems
Infants and small children should always
be placed in an infant or child restraint
system in the rear seat while riding in the
vehicle. You should use an infant or child
restraint system that meets Federal Motor
Vehicle Safety Standards or Canada
Motor Vehicle Safety Standards, is compatib ...
Catalytic converter
The catalytic converter is installed in the
exhaust system. It serves as a catalyst to
reduce HC, CO and NOx in exhaust
gases, thus providing cleaner exhaust.
To avoid damage to the catalytic converter:
Use only unleaded fuel. Even a small
amount of leaded fuel will damage the
cata ...
Inspection
VEHICLE DYNAMICS CONTROL (VDC) > Front ABS Wheel Speed SensorINSPECTION1. CHECK WITH SUBARU SELECT MONITOR1. Connect the Subaru Select Monitor to data link connector.NOTE:For detailed operation procedures, refer to “Application help”.(1) On «Start» display, select «Diagnosis».(2) ...
