Subaru Crosstrek Service Manual: Dtc b2a10 battery voltage high

Diagnosis start condition:

When ignition switch is ON.

DTC detecting condition:

DCM battery power supply input of 16 V or more continues for 5 seconds.

Trouble symptom:

RED LED illuminates.

CAUTION:

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

1.CHECK DTC.

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

Is DTC B2A10 displayed? (Current malfunction)

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2A10 BATTERY VOLTAGE HIGH">Go to Step 2.

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.

2.CHECK CURRENT DATA.

Check «Battery Voltage» of «Data Monitor». Read Current Data">

Is «Battery Voltage» OK?

Replace the DCM. Data Communication Module">

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2A10 BATTERY VOLTAGE HIGH">Go to Step 3.

3.CHECK BATTERY.

Check the battery unit. Battery > INSPECTION">

Is the battery OK?

Replace the DCM. Data Communication Module">

Replace the battery. Battery">

Dtc b2a07 backup battery charge system performance

Dtc u0155 lost communication with instrument panel cluster (ipc) control module

Other materials:

Dtc u0416 invalid data received from vehicle dynamics control module
LAN SYSTEM (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULEDTC DETECTING CONDITION:Data from VDCCM is faulty.TROUBLE SYMPTOM:ABS warning light and VDC warning light illuminate.STEPCHECKYESNO1.CHECK PERFORMI ...

Dtc u0140 lost communication with body control module
Blind Spot Detection/Rear Cross Traffic Alert (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0140 LOST COMMUNICATION WITH BODY CONTROL MODULEDetected when CAN data from BIU does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PRO ...

Dtc b1801 open in driver s airbag
AIRBAG SYSTEM (DIAGNOSTICS) > Diagnostic Chart with Trouble CodeDTC B1801 OPEN IN DRIVER’S AIRBAGDiagnosis start condition:Ignition voltage is 10 V to 16 V.DTC detecting condition:• Airbag main harness circuit is open.• Airbag module harness (driver’s side) circuit is open ...