Honda Civic manuals

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

DIAGNOSIS START CONDITION:

Ignition voltage remains at 10 V or more for 1 second.

DTC DETECTING CONDITION:

Detected when malfunction occurs in CAN line.

NOTE:

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

Dtc b1908 short in front p/t lh (to +b)
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Short circuit failure in power supply (shorted in rear harness power supply, shorted in front seat pretensioner LH po ...

Dtc u0423 invalid data received from instrument panel cluster control module
DTC DETECTING CONDITION:Detected when CAN data from combination meter is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Basic procedures
1. GENERAL DESCRIPTIONThe most important purpose of diagnostics is to quickly determine which fault is the root cause of the symptom, to save time and labor.2. IDENTIFICATION OF TROUBLE CAUSE1. Using the diagnostics, narrow down the causes.2. Refer to the wiring diagram and check the system’s ...

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