Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Dtc b2a0c dcm internal fault

TELEMATICS SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)

DTC B2A0C DCM INTERNAL FAULT

DIAGNOSIS START CONDITION:

When ignition switch is ON.

DTC DETECTING CONDITION:

Main microcomputer and communication circuit IC cannot communicate. (Defective IPC)

SIM (communication chip) cannot be read. (Defective SIM)

TROUBLE SYMPTOM:

Telematics function cannot be used.

RED LED illuminates.

CAUTION:

CommCheck is required after replacing the DCM. Telematics System > OPERATION">

STEPCHECKYESNO

1.CHECK DTC.

Read the DTC. Diagnostic Code(s) Display">

Is DTC B2A0C displayed? (Current malfunction)

Replace the DCM. Data Communication Module">

Even if DTC is displayed, the circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again.

In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.

Dtc b2a0b green led circuit
TELEMATICS SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC B2A0B GREEN LED CIRCUITDiagnosis start condition:When ACC is ON.DTC detecting condition:• Current ...

Dtc b2a0d airbag signal
TELEMATICS SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC B2A0D AIRBAG SIGNALDiagnosis start condition:When ignition switch is ON.DTC detecting condition:Either t ...

Other materials:

Caution
OCCUPANT DETECTION SYSTEM (DIAGNOSTICS) > General DescriptionCAUTION1. The occupant detection system (passenger seat only) control module and the occupant detection sensor are fixed to the seat cushion frame. Never remove the occupant detection control module or the occupant detection sensor from ...

Dtc b1620 side airbag sensor rh failure
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1620 SIDE AIRBAG SENSOR RH FAILUREDIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Side airbag sensor (RH) is faulty.When DTC B1620 is displayed, the circuit within the side airbag sensor (RH) i ...

Cruise control indicator light (if equipped)
This light illuminates when the cruise control main button is pressed to activate the cruise control function. For details, refer to "To set cruise control" CAUTION If the CHECK ENGINE warning light/ malfunction indicator light illuminates, the cruise control indicator light flashes at t ...

© 2016-2025 Copyright www.sucross.com