Subaru Crosstrek Service Manual: Dtc u0100 lost communication with ecm/pcm a

Detected when CAN data from the engine control module (ECM) does not arrive.

NOTE:

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

Diagnostic procedure with diagnostic trouble code (dtc)

Dtc b2222 system microcomputer fail

Other materials:

Installation
DRIVE SHAFT SYSTEM > Front Hub Unit BearingINSTALLATION1. Place the front brake back plate between the front axle housing and the front hub unit bearing, and tighten the bolt.CAUTION:• Do not get closer the tool which charged magnetism to magnetic encoder.• Be careful not to damage th ...

Dtc b1000 airbag ecu malfunction
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1000 AIRBAG ECU MALFUNCTIONDIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Airbag control module is faulty.CAUTION:Before performing diagnosis, refer to “CAUTION” in “General ...

Inspection
TELEMATICS SYSTEM (DIAGNOSTICS) > Subaru Select MonitorINSPECTION1. COMMUNICATION FOR INITIALIZING IMPOSSIBLEWhen communication with DCM is impossibleDetecting condition:• Defective harness connector• Power supply circuit malfunction• Defective DCM• Defective CAN communica ...