Subaru Crosstrek Service Manual: Dtc b2311 rear radar detect tcm

DTC DETECTING CONDITION:

Automatic transmission fails.

TROUBLE SYMPTOM:

• All functions of BSD/RCTA stop.

• Fail icon is displayed in the combination meter LCD display.

• Failure-related notification is displayed for approx. two seconds on LCD display in the combination meter.

• AT OIL TEMP light blinks in the combination meter.

Check and replace the side that displayed the DTC.

1.CHECK TRANSMISSION.

Check the transmission. Basic Diagnostic Procedure">

Is there any fault?

Perform the inspection according to the diagnosis of the transmission.

Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC B2311 REAR RADAR DETECT TCM">Go to Step 2.

2.CHECK BSD/RCTA.

1) Restore the vehicle to its original state.

2) Perform the Inspection Mode. Inspection Mode">

Is DTC B2311 displayed? (Current malfunction)

Replace the radar sensor. Radar Sensor">

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.

NOTE:

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

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