Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc b2327 rear radar internal failure (internal electric circuit)

Subaru Legacy BN/BS (2015-2019) Service Manual / Blind spot detection rear cross traffic alert (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc b2327 rear radar internal failure (internal electric circuit)

DTC DETECTING CONDITION:

Defective radar sensor

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.

NOTE:

Check and replace the side that displayed the DTC.

STEP	CHECK	YES	NO
1.CHECK BSD/RCTA. 1) Perform the Clear Memory Mode. Clear Memory Mode 2) Read the DTC again. Read Diagnostic Trouble Code (DTC)	Is DTC B2327 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:

Removal
1. Lift up the vehicle, and then remove the front wheels.2. Remove the under cover - front. Front Under Cover > REMOVAL3. Remove the front arm.(1) Pull out the cotter pin (a).(2) Remove the castle nut (b) and bolt.(3) Extract the front arm (c) from the housing assembly - front axle.CAUTION:Use a to ...