Subaru Crosstrek Service Manual: Dtc u0122 lost communication with vehicle dynamics control module

Detected when CAN data (vehicle speed signal) is not received from VDC.

NOTE:

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

Diagnostic procedure with diagnostic trouble code (dtc)

Dtc b2903 vdc data error

Other materials:

Access key - if access key does not operate properly
CAUTION Keep metallic objects, magnetic sources and signal transmitters away from the area between the access key and the push-button ignition switch. They may interfere with the communication between the access key and the push-button ignition switch. The following functions may be inopera ...

Dtc p0071 ambient air temperature sensor circuit "a" range/performance
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Dtc b1630 curtain airbag sensor rh failure
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1630 CURTAIN AIRBAG SENSOR RH FAILUREDIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Curtain airbag sensor (RH) is faulty.If DTC B1630 is displayed, the circuit within the curtain airbag sensor ...