Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2311 rear radar detect tcm

Subaru Legacy BN/BS (2015-2019) Service Manual / Blind spot detection rear cross traffic alert (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / 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.

NOTE:

Check and replace the side that displayed the DTC.

STEP	CHECK	YES	NO
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
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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Other materials:

Inspection mode procedure
1. AUTO HEADLIGHT BEAM LEVELER SYSTEM1. Turn the ignition switch to ON.2. Turn on the headlight low beam.3. Check that the beam axes move when the vehicle condition is kept for three seconds or more after the vehicle posture is changed with the vehicle stopped.4. Read the DTC and check that the DTC ...